ETC ALLEGRO

Product Selection Guide
September 2010
High-Performance Power and Hall-Effect Sensor ICs
www.allegromicro.com
High-Performance Power and Hall-Effect Sensor ICs
Table of Contents
Sensor IC Package Portfolio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Power Integrated Circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Brushless DC Motor Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Integrated Circuit Package Portfolio . . . . . . . . . . . . . . . . . . . . . . . . .4
DC Brush and Bipolar Stepper Motor Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
Hall-Effect Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
DC Brush and Bipolar Stepper Motor Drivers – Automotive Grade . . . . . . . . . .10
Linear Hall-Effect Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Three-Phase Brushless DC Motor Drivers – Automotive Grade . . . . . . . . . . . . .10
Unipolar Hall-Effect Digital Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Display Drivers and Other Power ICs – Automotive Grade . . . . . . . . . . . . . . . .10
Omnipolar Hall-Effect Digital Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Relay/Solenoid Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
BLDC Motor Drivers with Integrated Hall for Commutation . . . . . . . . . . . . . . . .6
Smoke Detector ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Low Power Hall-Effect Digital Latches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Bipolar Hall-Effect Digital Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Hall-Effect Digital Latches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Highly-Accurate Analog Speed Sensor ICs with Digital Outputs . . . . . . . . . . . . .7
Dual Element Speed & Direction Sensor ICs for Ring Magnets . . . . . . . . . . . . . .7
Gear-Tooth Hall-Effect Speed Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Integrated Leadframe Current Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Power Management Integrated Circuits . . . . . . . . . . . . . . . . . . . . .11
DC/DC Regulators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
DC/DC Regulators - Automotive Grade . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
LNB Regulators for Satellite STB Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11
LED Drivers - Switching . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12
LED Linear Constant-Current Drivers and Switches . . . . . . . . . . . . . . . . . . . . . .12
XENON Photoflash Cap Chargers with IGBT Driver . . . . . . . . . . . . . . . . . . . . . .13
Linear Hall-Effect Current Sensor ICs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Allegro’s products are not to be used in life support devices or systems, if a failure of an Allegro product can reasonably be
expected to cause the failure of that life support device or system, or to affect the safety or effectiveness of that device or system.
Sensor IC Package Portfolio
Allegro Sensor ICs
Allegro MicroSystems, Inc. is a leader in developing and manufacturing innovative, reliable, high-performance Hall-effect magnetic sensor ICs. The
development of Allegro sensor ICs not only includes leading edge innovations in the area of integrated circuit design but also includes application specific
innovation in the area of custom package design.
A small sampling of Allegro’s custom packaging developments include:
• Proprietary, integrated magnet packages that simplify magnetic system design in automotive speed sensing applications. See the SE, SG, SH and SJ packages.
• Revolutionary, integrated current sensing packages with high bandwidth magnetic design features. See the SOIC and CA/CB packages with integrated, low resistance
current conductors and the 1 mm thick KT package.
• Small footprint, low profile DFN packages for communications and consumer products. See the EL, EW and CG packages. The package options shown below are a
sampling of Allegro's most recent, high technology packages. For specific package information, please visit Allegro's website at:
www.allegromicro.com/en/Products/Packaging.
Current Sensing Packages
with Integrated Conductors
Surface Mount Packages
CA/CB
Terminals: 5
LH (SOT23W)
Terminals: 3
L/LC (SOIC-8)
Terminals: 8
L/LC (SOIC-8)
Terminals: 8
Single In-Line Packages
Low Profile, Smallest Footprint Packages
UA (TO-92)
Terminals: 3
CG (WLCSP)
Terminals: 4
Size: .96 x .96 mm
body width
K
Terminals: 4
KT
Terminals: 4
KN
Terminals: 4
EW (DFN)
Terminals: 6
Size: 1.5 x 2 mm body
width
EL (DFN)
Terminals: 3, 6
Size: 2 x 2 mm body
width
Integrated Magnet Packages
SE
Terminals: 4
SG
Terminals: 4
SH
Terminals: 4
SJ
Terminals: 4
Please Note: Package sizes are photographed to show relative scale.
3
Integrated Circuit
Package Portfolio
Allegro Integrated Circuits
Allegro MicroSystems, Inc. is a leader in developing, manufacturing and marketing high-performance power integrated circuits and integrated Hall-effect
magnetic sensor ICs. Allegro’s innovative solutions serve high-growth applications within the automotive, communications, computer/office automation,
consumer and industrial markets.
• Allegro’s power packages offer industry-leading
thermal performance with limited board space.
• MSOP – Industry-standard miniature small
outline package
• TSSOP – Industry-standard TSSOP with optional
thermal pad for enhanced power dissipation
• SOIC – Small outline integrated circuit with some
thermal pad versions for enhanced performance
• QFP – Universal quad flat pack with thermal pad for
enhanced performance
• CSP – Wafer level chip scale
• QFN/TDFN – Quad and dual, low-profile,
surface-mount packages with thermal pad for
enhanced performance
The package options shown below are a sampling of
Allegro’s most recent, high technology packages.
For specific package information, please visit Allegro’s
website at:
www.allegromicro.com/en/Products/Packaging.
• Additional industry-standard packaging options are
available to meet individual design requirements.
Without Leads
Chip Scale
ES, EC, ET, EU, EV
(QFN with exposed pad)
Terminals: 16-48
Size: 3 x 3 mm body width to
7 x 7 mm body width
CG (Chip Scale)
Terminals: 4-12
EJ (TDFN with exposed pad)
Terminals: 3-16
Size: 2 x 2 mm body to
3 x 3 mm body width
Allegro Integrated Circuits
With Leads
JP (QFP with exposed pad)
Terminals: 48
Size: 7 x 7 mm body width
LB (SOIC)
Terminals: 16-28
Size: 7.5 mm body width
LP (TSSOP with exposed pad)
Terminals: 16-32
Size: 4.4 mm body width
LJ (SOIC with exposed pad)
Terminals: 8
Size: 3.9 mm body width
LZ (MSOP with exposed pad)
Terminals: 10
Size: 3 mm body width
Please Note: Package sizes are photographed to show relative scale.
4
Hall-Effect Sensor ICs
Linear Hall-Effect Sensor ICs
A1301
A1302
A1354
Supply
Voltage (V)
4.5 to 6.0
4.5 to 6.0
4.5 to 16
A1373
4.5 to 5.5
A1374
4.5 to 5.5
A1381
4.5 to 5.5
A1382
4.5 to 5.5
A1383
4.5 to 5.5
A1384
4.5 to 5.5
A1386
4.5 V to 5.5
A1391
A1392
A1393
2.5 to 3.5
2.5 to 3.5
2.5 to 3.5
Quiescent
Output (V)
Typ 50% Vcc
Typ 50% Vcc
40 to 60%
0.7 to 4.5
(Programmable)
0.7 to 4.5
(Programmable)
2.3 to 2.6
(Programmable)
2.3 to 2.6
(Programmable)
2.3 to 2.6
(Programmable)
2.3 to 2.6
(Programmable)
2.3 to 2.6
(Programmable)
Typ 50% Vref
Typ 50% Vref
Typ 50% Vref
A1395
2.5 to 3.5
Typ 50% Vref
P/N
Typical
Sensitivity (mV/G)
2.50
1.30
10 to 20%/G
1.75 to 11.25
(Programmable)
1.75 to 11.25
(Programmable)
6 to 9
(Programmable)
4 to 6.25
(Programmable)
2.75 to 4.25
(Programmable)
Output
Bandwidth (kHz)
20
20
0.2
Temp
Ranges
E, K
E, K
K
2.5
10
Packages
Features
LH, UA
LH, UA
KT
Continuous-time
Continuous-time
2-Wire, PWM output
E, L
KB
Chopper-stabilized
20
E, L
KB
Chopper-stabilized
12
E, L
LH, UA
Chopper-stabilized
17
E, L
LH, UA
Chopper-stabilized
21
E, L
LH, UA
Chopper-stabilized
2 to 3
27
E, L
LH, UA
Chopper-stabilized
2.1
20
E, L
LH, UA
Chopper-stabilized
1.25
2.50
5
10
10
10
S
S
S
EH
EH
EH
Chopper-stabilized
Chopper-stabilized
Chopper-stabilized, µPower
10
S
EH
Chopper-stabilized, µPower
Unipolar Hall-Effect Digital Switches
P/N
A1101
A1102
A1103
A1104
A1106
Operate Point (G) Release Point (G)
30 to 175
10 to 140
115 to 245
60 to 190
205 to 355
150 to 300
35 to 450
25 to 430
260 to 430
160 to 330
Hysteresis (G)
20 to 80
30 to 80
30 to 80
>20
70 to 140
Temp Range
E, L
E, L
E, L
E, L
E, L
Packages
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
Output
Open Collector
Open Collector
Open Collector
Open Collector
Open Collector
Replaces
A3141
A3142
A3143
A3144
A3121, A3122, A3123
Features
Supply Voltage 3 V to 24 V
Chopper-Stabilized
Chopper-Stabilized
Chopper-Stabilized
Inverted Output Supply Voltage
3 V to 24 V Chopper-Stabilized
Output high without
magnetic field
Output low without magnetic
field, inverted output
A1120
<50 (typ 35)
>5 (typ 25)
Typ 10
E,L
LH, UA
Open Collector
A3240
A1121
A1122
<120
<205
>40
>105
>10 Typ 25
>10 Typ 25
E, L
E, L
LH, UA
LH, UA
Open Collector
Open Collector
A3241
A3242
A1125
<50 (typ 35)
>5 (typ 25)
Typ 10
E, L
LH, UA
Open Collector
A3340
A1142
<115
>45
5 to 30
E, L
LH, UA
Current Source
A3361
5 to 30
E, L
LH, UA
Current Source
A3163, A3362
E, L
E, L
E, L
E, L
E, L
E, L
E, L
E, L
E, L
E, L
E, L
L
K
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
LH, UA
LT
LH, UA
Current Source
Current Source
Current Source
Current Source
Current Source
Current Source
Current Source
Current Source
Current Source
Current Source
Current Source
Open Collector
Open Collector
A1143
<115
>45
A1145
A1146
A1147
A1148
A1180
A1181
A1182
A1183
A1184
A1185
A1186
A3250
A3295
20 to 60
20 to 60
20 to 80
20 to 80
60 to 200
60 to 200
60 to 200
60 to 200
300 to 600
10 to 60
10 to 60
50 to 350
<75
10 to 55
10 to 55
10 to 60
10 to 60
5 to 30
5 to 30
5 to 30
5 to 30
5 to 30
5 to 30
5 to 30
5 to 30
5 to 30
5 to 30
5 to 30
Typ 13 G below Bop 5< 13-18 Typ <35
>5
Typ 10
Temperature range codes: S = -20°C to 85°C
E = -40°C to 85°C
K = -40°C to 125°C
Inverted output of A1180
Programmable switchpoints
Programmable switchpoints
L = -40°C to 150°C
5
Hall-Effect Sensor ICs
Omnipolar Hall-Effect Digital Switches
P/N
Operating Voltage
Operate Point (G) Release Point (G) Hysteresis (G)
Temp Ranges
Packages
Supply Current
A3211
2.5 V to 3.5 V
±55
±10
Typ 7.7
E
EL, EH, LH
6 µA (typ)
A3212
2.5 V to 3.5 V
±55
±10
Typ 7.7
E
EH, EL, LH, UA
6 µA (typ)
A3213
2.4 V to 5.5 V
A3214
2.4 V to 5.5 V
±70
±10
Typ 7.7
E, L
LH, UA
825 µA (max)
±70
±10
Typ 7.7
E, L
LH, UA
14 µA (max)
A3245
3.6 V to 24 V
±55
±10
Typ 15
E, L
LH
1.5 mA (typ)
Features
Inverted output; operates
at approx. 0.1% duty cycle
Operates at approx.
0.1% duty cycle
Operates at approx.
0.1% duty cycle
Integrated voltage regulator
BLDC Motor Drivers with Integrated Hall for Commutation
P/N
Continuous Load Current
Number of Bridges
Output
Motor Type
Package
Operate Point (G)
A1442
±200
Full bridge
MOS
BLDC
EW
±75
A1448
±200
Full bridge
MOS
BLDC
EW
±75
Features
Reverse battery and short circuit
protection, Active braking function,
Thermal shutdown protection,
Soft-switching
Reverse battery and short circuit
protection, Direct input PWM Speed
Control, Active braking function,
Thermal shutdown protection,
Soft-switching
Low Power Hall-Effect Digital Latches / Switches
P/N
Operating Voltage
Operate Point (G)
Release Point (G)
Hysteresis (G)
Temp Ranges
Packages
A1171
1.65 V to 3.5 V
±55
±6
Typ 6
E
EW
A1172
1.65 V to 3.5 V
±55
±6
Typ 6
E
CG
A1174
1.65 V to 3.5 V
5 to 55
-55 to -5
Typ 72
E
EW
P/N
A1202
A1203
A1205
Operate Point (G)
<75
<95
-40 to 50
Release Point (G)
>-75
>-95
-50 to 40
Hysteresis (g)
>30
>30
5 to 55
Temp Range
L
E, L
L
Packages
UA
LH, UA
LH, UA
A3230
-10 to 25
-25 to 10
5 to 25
E, L
LH, UA
Supply Current
Features
4.0 µA (typ)
Complementary outputs
(VDD = 1.8 V) Also unipolar operating mode
4.0 µA (typ)
Wafer Level Chip Scale
(VDD = 1.8 V)
Package (WLCSP)
Innovative clocking scheme
82 mA
of current control and
(Vdd = 3 V)
direction detection
Bipolar Hall-Effect Digital Switches
Output
Replaces
UGx3133
UGx3132
A3134
Features
Optimized for pulsed Vcc
Chopper-stabilized
(bipolar switch)
Hall-Effect Digital Latches
P/N
A1210
A1211
A1212
A1213
A1214
Operate Point (G) Release Point (G)
25 to 150
-150 to -25
15 to 180
-180 to -15
50 to 175
-175 to -50
80 to 200
-200 to -80
140 to 300
-300 to -140
Hysteresis (g)
>50 (typ 180)
>80 (typ 180)
100 to 350
160 to 400
280 to 600
Temp Range
E, L
L
L
L
L
Packages
LH, UA
UA
LH, UA
LH, UA
LH, UA
Output
Open Collector
Open Collector
Open Collector
Open Collector
Open Collector
Replaces
UGN3177
UGN3175
A3187
A3188, A3189
A3185
Features
A1220
5 to 40
-40 to -5
Typ 45
E, L
LH, UA
Open Collector
A3280
A1221
15 to 90
-90 to -15
Typ 100
E, L
LH, UA
Open Collector
A3281
A1222
70 to 150
-150 to -70
Typ 220
E, L
LH, UA
Open Collector
A3282
A1223
100 to 180
-180 to -100
Typ 300
E, L
LH, UA
Open Collector
A3283
Supply Voltage 3 V to 24 V,
Chopper-stabilized
Supply Voltage 3 V to 24 V,
Chopper-stabilized
Supply Voltage 3 V to 24 V,
Chopper-stabilized
Supply Voltage 3 V to 24 V,
Chopper-stabilized
A1225
140 to 300
-300 to -140
340 to 540
L
LH, UA
Open Collector
A3185
40 V load dump protection
A1227
50 to 175
-175 to -50
100 to 350
L
LH, UA
Open Collector
A3187
40 V load dump protection
A1229
80 to 200
-200 to -80
160 to 400
L
LH, UA
Open Collector
A3188
40 V load dump protection
A1242
A3290
A3291
5 to 80
5 to 50
10 to 100
-80 to -5
-50 to -5
-100 to -10
40 to 110
10 to 100
20 to 100
E, L
K
K
LH, UA
LH, UA
LH, UH
Current Source
Open Collector
Open Collector
Two-wire operation
Chopper-stabilized
Chopper-stabilized
6
Hall-Effect Sensor ICs
Highly-Accurate Analog Speed Sensor ICs with Digital Outputs
P/N
Operate Point (G)
Release Point (G)
Hysteresis (g)
Temp Ranges
Packages
Minimum Speed (Hz)
A1421
0 to 27.5
-12.5 to 7.5
Typ 15
L
K
20
A1422
5 to 35
-35 to -5
Typ 30
L
K
20
A1423
10 to 100
-100 to -10
Typ 130
L
K
20
A1425
-11 to 11
-11 to 11
Typ 8.5
L
K
20
P/N
A1230
Operate Point (G)
30 max
Release Point (G)
-30 min
Hysteresis (g)
Typ 14
Temp Ranges
L
Packages
K, L
Outputs Pins
Dual Channel Quadrature
A3423
55 max
-55 min
Typ 30
E, L
K, L
Speed & Direction
Dual Element Speed & Direction Sensor ICs for Ring Magnets
Gear-Tooth Hall-Effect Speed Sensor ICs (Includes IC and Magnet)
P/N
ATS617
Supply
Voltage
4.5 V to 24 V
Output
Type
3-wire
Power-On
State
High (off)
Specified Air Gap
Range (>20 Hz)
0.4 to 2.50 mm
Applications
Timing accuracy
Minimum
Speed
10 Hz
Camshaft
Temp and
Packages
L, SG
L, SG
Key Spec
See datasheet for details
ATS625
4 V to 24 V
3-wire
High (off)
0.5 to 2.50 mm
Repeatability
Zero speed
Crankshaft
ATS635/36
4.2 V to 24 V
3-wire
Low (off) / High (off)
2.50 mm max
User programmable switch point
Zero speed
Coarse
L, SE
ATS643
4 V to 24 V
2-wire
High (current)
0.5 to 2.50 mm
Duty Cycle
Zero speed
Transmission
L, SH
ATS667
4.0 V to 24 V
3-wire
High
0.5-2.5 mm
Duty Cycle
Zero-speed
Transmission
L, SG
ATS675
3.3 V to 26.5 V
3-wire
TPO
0.5 to 2.50 mm
Timing accuracy
Zero speed
Camshaft
L, SE
ATS682
4.0 V to 18 V
2-wire
High
0.5-2.75 mm
Duty Cycle
Zero-speed
ABS
L, SH
Integrated Leadframe Current Sensor ICs - Unidirectional, Bidirectional and Hot Swap Controllers
Type
P/N
Temp Ranges
Packages
Features
Bidirectional
ACS712
Measurement Range Isolation Voltage (V) Bandwidth (kHz)
±5 A to 30 A
2100
>50
E
SOIC-8
Low noise, fast response, shielded current sensor IC
Unidirectional
ACS713
20 A to 30 A
2100
>50
E
SOIC-8
Bidirectional
ACS714
±5 A to 30 A
2100
80
E, L
L
Unidirectional
ACS715
20 A to 30 A
2100
80
E, L
L
Bidirectional
ACS709
+/-20 A to 35 A
2100
120
L
LF
Bidirectional
ACS710
+/-12.5 A to 25 A
3000
120
K
LA
Bidirectional
ACS756
±50 A to 100 A
3000
120
S, K
CA
Bidirectional
ACS758
±50 A to 200 A
3000
120
E, S, K, L
CB
Unidirectional version of the ACS712
Low noise, high speed current sensor IC with
integrated shield; Automotive grade
Unidirectional version of ACS714 Automotive grade
Automotive Grade High Bandwidth,
Fast Fault Response Current Sensor IC
In Thermally Enhanced Package
High Bandwidth, Fast Fault Response Current
Sensor IC In Thermally Enhanced Package
Most accurate, highest bandwidth current sensor
IC for monitoring currents from 50 to 100 A
Thermally enhanced, high bandwidth
current sensor IC
Hot swap
controller
ACS761
±20 A
N/A
50
E
LF
Hall-effect hot swap protection IC
Linear Hall-Effect Current Sensor ICs
P/N
A1351
A1360
A1361
A1362
Supply
Voltage
4.5 to 5.5
4.5 to 5.5
4.5 to 5.5
4.5 to 5.5
Quiescent
Typical
Output
Features
Output (V)
Sensitivity
Bandwidth (kHz) Temp Ranges Packages
50 % (QDC)
0.055 to 0.095 % DC/G
0.125
K
KT
PWM output, Factory programmed TC to 0 %/°C
Typ 10% or 50% Vcc 0.7 to 1.4 mV/G Programmable
50
L
KT
Factory programmed TC to 0 %/°C
Typ 10% or 50% Vcc 1.4 to 4.5 mV/G Programmable
50
L
KT
Factory programmed TC to 0 %/°C
Typ 10% or 50% Vcc 4.5 to 16 mV/G Programmable
50
L
KT
Factory programmed TC to 0 %/°C
7
Power Integrated Circuits
Brushless DC Motor Drivers
P/N
Output
Voltage Range
Output
Current
A3904
24 V to 5.5 V
127 mA
A3907
2.3 V to 5.5 V
102 mA
Number
of Bridges
One linear
sink driver
One linear
sink driver
A3930/31K
7 V to 50 V
N/A
Three half bridges
A3935K
7 V to 40 V
N/A
Three half bridges
A4935K
7 V to 50 V
N/A
A4930
8 V to 36 V
1 to 10 A
Typical
Single full bridge
A4931
8 V to 38 V
1 to 10 A
Typical
A4936
8 V to 38 V
A3932
12 V to 50 V
A3938
12 V to 50 V
Output
Interface
Linear
MOSFET
Linear
MOSFET
I2C
I2C
MOSFET gate Hall-based
driver
state machine
MOSFET gate
driver
MOSFET gate
Three half bridges
driver
Logic Supply
Voltage Range
Internally
generated
Internally
generated
Internally
generated
Motor Type
Voice Coil
Voice Coil
Three-phase
brushless
Three-phase
brushless
Three-phase
brushless
Packages
DFN-6, WLCSP-6 8 bit D to A, 1 x 0.7 mm WLCSP
Bare die
Internal sense resistor
WLCSP-6
10 bit D to A, Current ramp control,
1.47 x 0.97 mm
Sleep, 100 uA resolution
Hall commutation logic, Sleep,
SR, MD, Brake, Tach, PWM, Fault
eLQFP-48
output, Prepositioning state
(A3931 only)
QSOP-36
Automotive temp, Boost converter for
eLQFP-48
low-battery operation, Fault output
Automotive temp, Automotive
eLQFP-48
diagnostics, Integrated charge pump
Dead time protection, FG, RD outputs
5 x 5 mm
Lock protection, Soft start, Hall
DFN-28
element input, PWM current limit
Parallel
4.75 V to 5.25 V
Parallel
3.0 V to 5.5 V
MOSFET
gate driver
Parallel
Internally
generated
Single phase
BLDC fan
Three half bridges
MOSFET
gate driver
Parallel
Internally
generated
Three-phase
brushless
5 x 5 mm
DFN-28
1 to 10 A
Typical
Three half bridges
MOSFET
gate driver
Parallel
Internally
generated
Three-phase
brushless
5 x 5 mm
QFN-32
2 to 25 A
Typical
2 to 25 A
Typical
Three half bridge
gate drivers
Three half bridge
gate drivers
MOSFET
gate driver
MOSFET
gate driver
Parallel
Internally
generated
Internally
generated
Three-phase
brushless
Three-phase
brushless
TSSOP-38
Parallel
Features
TSSOP-38
PWM current limit, FG out, Hall
element input, Locked rotor
protection, UVLO, TSD
PWM current limit, FG amplifier and
comparator , Hall element input,
Locked rotor protection, UVLO, TSD
SR, Tach, Fault output, Power
MOSFET protection, Brake, PWM
SR, Fault output, Power MOSFET
protection, Power loss brake, PWM
Note: SR = Synchronous rectification; Tach = Tachometer output; FLL = Frequency locked loop; K= Automotive grade; OCP = Over current protection;
DAC = Digital to analog converter; MD = Mixed decay; SPI = Serial peripheral interface; EMI = Electromagnetic interference; Sleep = Low power mode
DC Brush and Bipolar Stepper Motor Drivers
P/N
Output
Voltage
Range
Output
Current
Range
Number
of Bridges
Output
Interface
Logic Supply
Voltage
Range
Motor Type
Packages
A3941K
7 V to 50 V
N/A
Single full
MOSFET
gate driver
Parallel
Internally
generated
DC Brush
e-TSSOP-28
A3946K
7 V to 60 V
N/A
Half bridge
MOSFET
gate driver
Parallel
Internally
generated
DC Brush
SOIC-16
e-TSSOP-16
Automotive temperatures, automotive
diagnostics, small outline thermally
enhanced package
Automotive temp, Charge pump for
low-battery operation, Fault output,
60 V operation
A3950
8 V to 36 V
2.8 A
Single full
DMOS
Parallel
Internally
generated
DC brush
e-TSSOP-16,
QFN-16
OCP, Fault output, Sleep, Internally
generated logic supply
A3953
Vcc to 50 V
1.3 A
Single full
Bipolar
Parallel
3.0 V to 5.5 V
DC brush
DIP-16,
SOIC-16
A3955
Vcc to 50 V
1.5 A
Single full
Bipolar
Parallel
4.5 V to 5.5 V
MicroStepper
(up to 8 steps/full step)
DIP-16,
SOIC-16
Satlington® sink outputs, PWM
3-Bit DAC, MD,
Satlington® sink outputs, PWM
A3959
9.5 V to 50 V
3.0 A
Single full
DMOS
Parallel
4.5 V to 5.5 V
DC brush
DIP-24, SOIC-24,
eTSSOP-28
Slow/fast/mixed decay, SR,
Sleep, Brake, PWM
A3966
Vcc to 30 V
650 mA
Dual full
Bipolar
Parallel
4.75 V to 5.5 V
Stepper
SOIC-16
A3967
4.75 V to 30 V
750 mA
Dual full
Bipolar
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 8 steps/full step)
SOIC-24
Satlington® sink outputs, PWM
Two-wire (Step/DIR) interface, MD,
Sleep, Satlington® sink outputs, PWM
A3968
Vcc to 30 V
650 mA
Dual full
Bipolar
Parallel
4.75 V to 5.5 V
DC brush
SOIC-16
Brake function,
Satlington® sink outputs, PWM
UDQ2916
10 V to 45 V
750 mA
Dual full
Bipolar
Parallel
4.75 V to 5.25 V
Stepper
SOIC-24
Internal PWM current control,
2-bit DAC
A3972
15 V to 50 V
1.5 A
Dual full
DMOS
Serial
4.5 V to 5.5 V
MicroStepper
(up to 32 steps/full step)
DIP-24
6-Bit DAC, SPI, SR, MD, Sleep, PWM
A3977
8 V to 35 V
2.5 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 8 steps/full step)
PLCC-44,
e-TSSOP-28
Two-wire (Step/DIR) interface, MD,
Sleep, SR, PWM
A3979
8 V to 35 V
2.5 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 32 steps/full step)
e-TSSOP-28
Two-wire (Step/DIR) interface, MD,
Sleep, SR, PWM
Features
Sleep, Fast/slow decay, Brake,
Full, Half,
8
Power Integrated Circuits
DC Brush and Bipolar Stepper Motor Drivers (continued)
P/N
Output
Voltage
Range
Output
Current
Range
Number
of Bridges
Output
Interface
Logic Supply
Voltage
Range
Motor Type
Packages
Features
A3980K
7 V to 50 V
1.0 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 16 steps/full step)
e-TSSOP-28
Protected output drivers, Two-wire
(Step/DIR) interface, Fault reporting
A3982
8 V to 35 V
1.5 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
Stepper
full/half step
SOIC-24
Two-wire (Step/DIR) interface, MD,
Sleep, SR, PWM, 2.0 A peak
A3983
8 V to 35 V
1.5 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 8 steps/full step)
e-TSSOP-24
Two-wire (Step/DIR) interface, MD,
Sleep, SR, PWM, 2.5 A peak
A3984
8 V to 35 V
1.5 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 16 steps/full step)
e-TSSOP-24
Two-wire (Step/DIR) interface, MD,
Sleep, SR, PWM, 2.0 A peak
A3985
12 V to 50 V
2 A to 10 A
Typical
External
Dual full
MOSFET
gate driver
Serial
3.0 V to 5.5 V (up toMicroStepper
32 steps/full step)
TSSOP-38
Serial interface, Sleep, 6 bit linear
DACs, PWM, SR, MD
A3986
12 V to 50 V
2 A to 10 A
Typical
External
Dual full
MOSFET
Parallel
gate driver (Translator)
MicroStepper
(up to 16 steps/full step)
TSSOP-38
Two-wire (Step/Dir) interface,
Sleep, DAC, PWM, SR, MD
A3987
8 V to 50 V
1.5 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 16 steps/full step)
e-TSSOP-24
Two-wire (Step/Dir) interface, MD,
Sleep, SR, PWM, OCP
A3988
8 V to 36 V
1.2 A
Quad full
DMOS
Parallel
3.0 V to 5.5 V
MicroStepper
(up to 4 steps/full step)
QFN-36
eLQFP-48
2-bit DAC, MD, PWM, Drop-in (not
pin to pin) for two L6219 (A2916)
A3989
8 V to 36 V
1.2 A (step)
2.4 A (DC)
Three full
DMOS
Parallel
3.0 V to 5.5 V
MicroStepper
and DC Brush
(up to 4 steps/full step)
QFN-36
2-bit DAC, MD, PWM, Drop-in
(not pin to pin) for L6219 (A2916),
Brake, fast/slow decay
A3992
15 V to 50 V
1.5 A
Dual full
DMOS
Serial
4.5 V to 5.5 V
MicroStepper
(up to 32 steps/full step)
DIP-24,
eTSSOP-24
6-bit DAC, MD, SPI, SR, Sleep,
PWM, OCP
A3901
2.5 V to 5.5 V
400 mA
Dual full
MOSFET
Parallel
Internally
generated
Stepper or
DC brush
DFN-10
Full, Half, Brake, Sleep,
3.0 x 3.0 x 0.75 mm DFN
A3903
2.5 V to 5.5 V
500 mA
Single full
MOSFET
Parallel
Internally
generated
DC brush
DFN-8
A3906
2.5 V to 9 V
1.0 A
Dual full
MOSFET
Parallel
Internally
generated
Stepper or
DC brush
QFN-20
A3904
2.4 V to 5.5 V
127 mA
Voice coil
driver
MOSFET
I2C
1.8 V to 5.5 V
Voice coil
DFN-6, Wafer,
WLCSP
8-bit DAC, 500 uA resolution,
Small package footprint, Sleep
A3995
8 V to 36 V
2.4 A
Dual full
DMOS
Parallel
3.0 V to 5.5 V
DC brush
QFN-36
Brake, Fast/slow decay, SR, PWM
A4940K
7 V to 50 V
N/A
Single full
MOSFET gate
driver
Parallel
3.0 V to 5.5 V
A4983
8 V to 35 V
2.0 A
Dual full
DMOS
A4982
8 V to 35 V
2.0 A
Dual full
DMOS
A4984
8 V to 35 V
2.0 A
Dual full
DMOS
A4985
8 V to 35 V
1.0 A
Dual full
DMOS
A4986
8 V to 35 V
2.0 A
Dual full
DMOS
Parallel
3.0 V to 5.5 V
A4987
8 V to 35 V
1.0 A
Dual full
DMOS
Parallel
3.0 V to 5.5 V
3.0 V to 5.5 V
Parallel
(Translator)
Parallel
(Translator)
Parallel
(Translator)
Parallel
(Translator)
3.0 V to 5.5 V
3.0 V to 5.5 V
3.0 V to 5.5 V
3.0 V to 5.5 V
3.0 V to 5.5 V
A4988
8 V to 35 V
2.0 A
Dual full
DMOS
Parallel
(Translator)
A3908
2.5 V to 5.5 V
500 mA
Single full
MOSFET
Parallel
Internally
generated
A3907
2.3 V to 5.5 V
102 mA
One linear
sink driver
Linear
MOSFET
I2C
Internally
generated
Forward, Reverse, Brake, Standby,
Linear voltage control
2.0 x 2.0 x 0.55 mm DFN
Full, Half, Brake, Sleep, UVLO, Low RDS
on, Internal PWM current control, Peak
current flag outputs, SR
Automotive temperatures, automotive
diagnostics, small outline thermally
enhanced package
MicroStepper
Two-wire (Step/DIR) interface, MD,
QFN-28
(up to 16 steps/full step)
Sleep, SR, PWM, 2.0 A peak
MicroStepper
QFN-32,
Two-wire (Step/DIR) interface, OCP,
(up to 16 steps/full step)
eTSSOP-24
MD, Sleep, SR, PWM, 2.0 A peak
MicroStepper
QFN24, QFN-32, Two-wire (Step/DIR) interface, OCP,
(up to 8 steps/full step)
eTSSOP-24
MD, Sleep, SR, PWM, 2.0 A peak
MicroStepper
QFN24, QFN- Two-wire (Step/DIR) interface, OCP,
(up to 8 steps/full step) 32, eTSSOP-24
MD, Sleep, SR, PWM, 1.0 A peak
MicroStepper and DC Brush
2-bit DAC, OCP, MD, Sleep, SR, Int.
eTSSOP-24
(up to 4 steps/full step)
PWM current control, 2.0 A peak
MicroStepper and DC Brush
QFN-24,
2-bit DAC, OCP, MD, Sleep, SR, Int.
(up to 4 steps/full step)
eTSSOP-24
PWM current control 1.0 A peak
MicroStepper
Two-wire (Step/DIR) interface, OCP,
QFN-28
(up to 16 steps/full step)
MD, Sleep, SR, PWM, 2.0 A peak
Forward, Reverse, Brake,
Standby, Linear voltage control
DC Brush
DFN-8
2.0 x 2.0 x 0.55 mm DFN
WLCSP-6
10 bit D to A, Current ramp control,
Voice Coil
1.47 x 0.97 mm
Sleep, 100 uA resolution
DC Brush
e-TSSOP-24
9
Power Integrated Circuits
DC Brush and Bipolar Stepper Motor Drivers – Automotive Grade
P/N
Output
Voltage Range
Output
Current
Number
of Bridges
Output
Interface
Logic Supply
Voltage Range
Motor Type
A3941K
7 V to 50 V
N/A
Single full
MOSFET
gate driver
Parallel
Internally
generated
DC Brush
Automotive temperatures,
e-TSSOP-28 automotive diagnostics, small outline
thermally enhanced package
A3946K
7 V to 60 V
N/A
Half bridge
MOSFET
gate driver
Parallel
Internally
generated
DC Brush
SOIC-16
e-TSSOP-16
A3980K
7 V to 50 V
1.0 A
Dual full
DMOS
Parallel
(Translator)
3.0 V to 5.5 V
MicroStepper
(up to 16 steps/full step)
e-TSSOP-28
UDQ2916
10 V to 45 V
750 mA
Dual full
Bipolar
Parallel
4.75 V to 5.25 V
Stepper
A4940K
7 V to 50 V
N/A
Single full
MOSFET
gate driver
Parallel
3.0 V to 5.5 V
DC Brush
P/N
Output
Voltage Range
Output
Current
Number of
Bridges
A3930/31K
7 V to 50 V
N/A
Three half
bridges
MOSFET Hall-based
state
gate driver machine
A3935K
7 V to 40 V
N/A
A4935K
7 V to 50 V
N/A
Three half
bridges
Three half
bridges
MOSFET
gate driver
MOSFET
gate driver
Packages
Features
Automotive temp, Charge pump for
low-battery operation, Fault output,
60 V operation
Protected output drivers, Two-wire
(Step/DIR) interface, Fault reporting
Internal PWM current control,
SOIC-24
2-bit DAC
Automotive temperatures,
e-TSSOP-24 automotive diagnostics, small outline
thermally enhanced package
Three-Phase Brushless DC Motor Drivers – Automotive Grade
Output
Logic Supply
Voltage Range
Motor Type
Packages
Key Features
Internally
generated
Three-phase
brushless
eLQFP-48
Hall commutation logic, Sleep, SR,
MD, Brake, Tach, PWM, Fault output,
Prepositioning state (A3931 only)
Parallel
4.75 V to 5.25 V
QSOP-36
eLQFP-48
Parallel
3.0 V to 5.5 V
Three-phase
brushless
Three-phase
brushless
Interface
Automotive temp, Boost converter for
low-battery operation, Fault output
Automotive temperatures, Automotive
diagnostics, Integrated charge pump
eLQFP-48
Display Drivers and Other Power ICs — Automotive Grade
P/N
Maximum
Output
Voltage (V)
Description
Maximum
Output
Current (mA)
Number
of Outputs
Sink/Source
Latched
Output
Serial
Input
Packages
A6850K
40
Two-channel
sensor interface IC
25
2
Source
No
No
SOIC-8
A2550K
60
Relay driver / Vreg
250
3 x Relay
1 x 5 V Vreg
Sink
No
No
eTSSOP-16
A3942K
60
Four Channel High-side
MOSFET Pre-Driver IC
-
4
-
-
Yes
TSSOP-38
Relay/Solenoid Drivers
P/N
Maximum Output Maximum Output
Voltage (V)
Current (mA)
Number of
Outputs
Sink/Source Latched Output Serial Input
Packages
Features
A2987-6
35
350
8
Source
No
No
A2981
50
350
8
Source
No
No
DIP-18
Clamp diodes,
current limit, TSD
Clamp diodes
A2982
50
350
8
Source
No
No
DIP-18, SOIC-20
Clamp diodes
DIP-20, SOIC-20
Smoke Detector ICs
P/N
Sensor Type
Reduced
Sensitivity
Timer
Horn Pattern
Supply
Voltage
(VDC)
Reverse
Battery
Protect
Temperature Range
(°C)
Packages
A5348
Ion
Y
Continuous Pulsing
6 to 12
Y
0 to 50
DIP-16
A5367
Ion
Y
Temporal (T3)
6 to 12
Y
-10 to 60
DIP-16
A5358
Photo
Y
Continuous Pulsing
6 to 12
-25 to 75
DIP-16, SOIC-16
A5303
Photo
Y
Temporal (T3)
2.3-5.5
-20 to 85
TSSOP-20
A5366
Photo
Y
Temporal (T3)
6 to 12
-25 to 75
DIP-16, SOIC-16
Y
Features
Warns on degraded
chamber sensitivity
Low voltage operation;
Digital horn output;
Logic outputs for
driving external sound IC
Warns on degraded
chamber sensitivity
Common features
All devices include:
– Maximum supply current of 9 µA at 9 V supply
– Piezo horn driver
– Low battery alert signal
– Interconnect feature: alarm condition on one interconnected device
causes alarm indication on all other interconnected devices
For additional smoke detector products, please see www.allegromicro.com/ic/safety.asp
10
Power Management ICs
DC/DC Regulators
P/N
Topology
Input Voltage
Output
Output Current
Packages
Features
A4401
Flyback
7 V to 40 V
N/A
Scalable
SOIC-8
High temperature capability, multiple output flyback controller,
adaptive quasi-resonant on/off control, enable input can be
driven by the battery voltage
A4402
Buck + LDO
6 V to 50 V
1.2 V
Buck - 1 A
LDO - 0.25 A
16-ETSSOP
High temperature capability, integrated Power-On Reset and Watchdog
Timer, adjustable soft-start, fixed on-time with up to 2 MHz operation
A4403
Buck
9 V to 46 V
0.8 V
3.6 A switch current
4 x 4 mm
QFN-16
Valley current mode, fast transient response, high step-down ratios
with on times <50nS, configurable on time for Fsw up to 2 MHz
A4447
Buck
8 V to 50 V
0.8 V
3 A peak switch current
eSOIC-8
A4490
3 x Buck
4.5 V to 34 V
0.8 V
4 x 4 mm
QFN-20
A4492
3 x Buck
4.5 V to 34 V
0.8 V
A8450
Internal Buck
+ 3 LDO
6 V to 45 V
0.8 V
Each output rated
at 2.2 A peak
switch current
Each output rated
at 2.2 A peak
switch current
1.2 V to 3.3 V @ 200 mA,
3.3 V @ 200 mA,
5 V @ 200 mA,
5 V @ 200 mA
A8498
Buck
8 V to 50 V
0.8 V
A8697
Buck
8 V to 25 V
A8698
Buck
8 V to 25 V
P/N
Topology
Input Voltage
Output
Output Current
Packages
A4401
Flyback
7 V to 40 V
N/A
Scalable
SOIC-8
A4492
3 x Buck
4.5 V to 34 V
0.8 V
Each output rated at
2.2 A peak switch current
4 x 4 mm
QFN-20
A8450
Internal Buck
+ 3 LDO
6 V to 45 V
0.8 V
1.2 V to 3.3 V @ 200 mA,
3.3 V @ 200 mA,
5 V @ 200 mA,
5 V @ 200 mA
SOIC-24
P/N
Topology
Input Voltage
Output
Output Current
Packages
A8285
Boost/ Linear
8 V to 16 V
Single, adjustable
Iout max = 500 mA
SOIC-16
A8286
Boost/ Linear
8 V to 16 V
Dual, adjustable
Iout 900 mA limited
per channel
5 x 5 mm QFN 28L
A8290
Boost/ Linear
8 V to 16 V
Single, adjustable
Iout 900 mA limited
5 x 5 mm QFN 28L
A8291
Boost/ Linear
8 V to 16 V
Single, adjustable
Iout 600 mA limited
5 x 5 mm QFN 28L
5 x 5 mm QFN 28L
4 x 4 mm QFN 20L
4 x 4 mm
QFN-20
50 V maximum input voltage, Adjustable output voltage,
High efficiency, Adjustable fixed off-time buck converter
Three independent adjustable regulators, 550 kHz fixed frequency
operation, ceramic output capacitors, integrated Power-On Reset,
120 deg. Out-of-phase switching - lower input ripple
High temperature capability, Three independent adjustable regulators,
550 kHz fixed frequency operation, ceramic output capacitors, integrated
Power-On Reset, 120 deg. Out-of-phase switching - lower input ripple
SOIC-24
High temperature capability, Internal buck regulator with
two linear regulators (5 V tracking) and two linear controllers
(3.3 V and 1.8 V to 3.3 V adjustable), Fault flag
5 A peak switch current
eSOIC-8
50 V maximum input voltage, Adjustable output voltage,
High efficiency, Adjustable fixed off-time buck converter
0.8 V
7 A peak switch current
eSOIC-8
25 V maximum input voltage, Adjustable output voltage,
High efficiency, Adjustable fixed off-time buck converter
0.8 V
5 A peak switch current
eSOIC-8
25 V maximum input voltage, Adjustable output voltage,
High efficiency, Adjustable fixed off-time buck converter
DC/DC Regulators - Automotive Grade
Features
High temperature capability, multiple output flyback controller,
adaptive quasi-resonant on/off control, enable input can be
driven by the battery voltage
High temperature capability, Three independent adjustable
regulators, 550 kHz fixed frequency operation, ceramic
output capacitors, integrated Power-On Reset, 120 deg.
Out-of-phase switching - lower input ripple
High temperature capability, Internal buck regulator with
two linear regulators (5 V tracking) and two linear controllers
(3.3 V and 1.8 V to 3.3 V adjustable), Fault flag
LNB Regulators for Satellite STB Power
A8292
Boost/ Linear
8 V to 16 V
Dual, adjustable
Iout 600 mA limited
per channel
A8293
Boost/ Linear
9 V to 16 V
Single, adjustable
Iout 700 mA limited
Features
Boost/LDO, Integrated FET, 16 selectable output voltages
from 12.7 V to 20.4 V, I2C ™ interface, 22 kHz tone
(DiSEqC™ compatible), Current limit, Fault flag
Same as A8290 (less Bypass FET), with dual channel
outputs and A8290 single-footprint option
Same as A8287, plus higher current limit for DIRECTV™
applications, 48 mSec ODT timer, additional diagnostics,
Integrated DiSEqC™ Bypass FET
Same as A8290 but lower output current limit for
non-DIRECTV™ applications
Same as A8286 but lower output current limit
for non-DIRECTV™ applications
Same features as A8290, but in smaller 4 x 4 pkg and for DiSEqC
1.x apps (no tone detect, no bypass FET, no need for DiSEqC filter)
11
Power Management ICs
LED Drivers - Switching
Vin
Max.
OVP
Iout
Max
Channels
LEDs/
Channel
Total LED’s
Topology
N
9-46 V
NA
3A
1
1-9
1-9
Buck
Notebook, Monitor
N
5-27 V
+5 V bias
47 V
25 mA
8
12
96
Boost
0.2 to 2
4 x 4 TQFN-26
85°C
105°C
A8501
TFT Backlight
(Navigation,
Cluster, Backup
Camera, DVD)
Y
6.8-22 V
38 V
100 mA
4
9
36
Boost
0.6 to 2.2
eTSSOP-28
125°C
85°C
A8503
Notebook, Monitor
N
5-27 V
+5V bias
47 V
35 mA
6
12
72
Boost
0.6 to 2
4 x 4 TQFN-26
105°C
A8504
Notebook, Monitor,
Small LCD TV
N
5-27 V
+5V bias
47 V
40 mA
8
11
88
Boost
0.2 to 2
4 x 4 TQFN-26
85°C
105°C
A8507
Monitor/LCD TV
N
5-27 V
Scalable
+5V bias
80 mA
6
24
144
Boost
Controller
0.25 to 1.0
SOIC-24
eTSSOP-24
85°C
A8512
Monitor/LCD TV
N
80 mA
6
32
192
Boost
Controller
0.3 to 1.0
5 x 5 QFN-28
SOIC-24
85°C
P/N
Example
Applications
Auto
motive?
A6210
LED Lighting
A8500
8-24 V
Scalable
Freq.
MHz
Package
Temperature
Rating
up to 2 MHz 4 x 4 QFN-16
105°C
LED Linear Constant-Current Drivers and Switches
P/N
Iout (mA)
per channel
Number of
Channels
Vout Max
(V)
Latched
Output?
Serial
Input?
Package
Features
A6260
350
1
39
N
N
SOIC-8
Thermal foldback, Reverse battery protection;
Enable input for PWM; Slew-rate limiting
A6282
50
16
13
Y
Y
QFN-24, SOIC-24,
HTSSOP-24
CC, TSD, UVLO
A6285
80
16
13
Y
Y
QFN-32
CC, DotC, SOTO, TSD, UVLO
A6279
90
16
17
Y
Y
DIP-24, SOIC-24,
HTSSOP-24, QFN-28
CC, LOD, SOTO, TSD, UVLO
A6280
150
3
17
Y
Y
DIP-16, QFN-16
CC, DotC, PWM, TSD, UVLO
A6281
150
3
17
Y
Y
QFN-16
CC, DotC, PWM, TSD, UVLO, internal PWM clock
A6210
3000
1
40
N
N
QFN-16
High switching frequency, up to 2 MHz, Integrated power MOSFET,
Only 6 external components required, Disable input for PWM,
Thermal shutdown
Note: CC = Constant Current, DotC = Dot Correction, LOD = LED Open Detection, PWM = PWM control per channel,
SOTO = Staggered Output Turn-on, TSD = Thermal Shutdown, UVLO = Under-Voltage Lockout
12
Power Management ICs
XENON Photoflash Cap Chargers with IGBT Driver
P/N
Topology
Input Voltage
Output
Output Current
Packages
Features
A8424
Flyback
3.0 V to 5.5 V
(1.5 V to 11.0 Vbat)
Adjustable
0.5 to 1.5 A
3 x 3 mm TQFN 16L
Primary sensing, 55 V DMOS, 11 V Vbat,
dual IGBT triggers, separate sink/source
A8425
Flyback
3.0 V to 5.5 V
(1.5 V to 11.0 Vbat)
Adjustable
1.0 to 3.2 A
3 x 3 mm TQFN 16L
Primary sensing, 55 V DMOS, 11 V Vbat,
dual IGBT triggers, separate sink/source
A8426
Flyback
3.0 V to 5.5 V
(1.5 V to 11.0 Vbat)
Adjustable
1.0 to 3.2 A
3 x 3 mm TQFN 16L
Secondary sensing, 55 V DMOS, 11 V Vbat,
separate sink/source, dual IGBT triggers, auto refresh
A8427
Flyback
2.3 V to 5.5 V
(1.5 V to 6.0 Vbat)
Adjustable
0.8 to 2.4 A
3 x 3 mm TQFN 16L
Primary sensing, 40 V DMOS,
separate sink/source, auto refresh
A8436
Flyback
3 V to 5.5 V (or 1.5 V
min if Vcc supplied)
Adjustable
1.0 A, 1.2 A, 1.4 A
3 x 3 mm TDFN 10L
Secondary sensing, 40 V DMOS
A8437
Flyback
2.3 V to 5.5 V
Adjustable
0.3 to 1.2 A
3 x 3 mm TQFN 10L
or 1.2 x 1.6 mm
WLCSP
Primary sensing, 40 V DMOS, low voltage logic,
separate sink/source (CSP only), dual IGBT triggers,
IGBT interlock, auto refresh
A8438
Flyback
3 V to 5.5 V (or 1.5 V
min if Vcc supplied)
Adjustable
1.6 A, 1.8 A, 2.0 A
3 x 3 mm TDFN 10L
Secondary sensing, 40 V DMOS
A8439
Flyback
3 V to 5.5 V (or 1.5 V
min if Vcc supplied)
Adjustable
0.27 to 1.5 A
3 x 3 mm TDFN 10L
Secondary sensing, 40 V DMOS,
continuous feedback, auto refresh,
flexible 8-step ILIM programming
A8724
Flyback
3.0 V to 5.5 V
(1.5 V to 11.0 Vbat)
Adjustable
0.4 to 1.5 A
3 x 3 mm TDFN 10L
Primary sensing, 55 V DMOS, 11 V Vbat,
separate sink/source, flexible 8- step ILIM programming
A8731
Flyback
2.3 V to 5.5 V
Adjustable
0.4 to 1.2 A
3 x 3 mm TDFN 10L
Primary sensing, 40 V DMOS, dual IGBT triggers
A8732
Flyback
2.3 V to 5.5 V
(1.5 V to 5.5 V VBat)
Adjustable
0.4 to 1.5 A
2 x 2 mm TDFN-8L
A8733
Flyback
2.3 V to 5.5 V
Adjustable
0.6 to 1.8 A
3 x 3 mm TDFN 10L
A8735
Flyback
1.5 V to 5.5 V
Adjustable
1.0 A
2 x 2 mm TDFN-8L
Primary sensing, 50 V DMOS,
1 V logic compatible, small package
A8737
Flyback
2.3 V to 5.5 V
Adjustable
0.4 to 0.9 A
3 x 3 mm TDFN 10L
1.2 x 1.6 mm CSP
Primary sensing, 40 V DMOS, separate sink/source,
integrated IGBT 5 V supply
A8738
Flyback
2.3 V to 5.5 V
Adjustable
0.4 to 0.9 A
3 x 3 mm TDFN 10L
Primary sensing, 40 V DMOS, separate sink/source,
integrated IGBT 3 V supply
A8835
Flyback
3 V to 5.5 V
Adjustable
0.55 to 1.75 A
3 x 3 mm TDFN 10L
Secondary sensing, 40 V DMOS,
flexible 8-step ILIM programming
A8837
Flyback
3 V to 5.5 V
Adjustable
0.7 to 2 A
3 x 3 mm TDFN 10L
Secondary sensing, 40 V DMOS,
flexible 8-step ILIM programming
Primary sensing, 50 V DMOS,
1 V logic compatible, small package flexible
16-step ILIM programming
Primary sensing, 40 V DMOS,
system enable pin, auto refresh
13
High-Performance Power and Hall-Effect Sensor ICs
115 Northeast Cutoff, Worcester, MA USA 01606
www.allegromicro.com
North America: 508-853-5000
[email protected]
Europe: +33-450-51-23-59
[email protected]
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[email protected]
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[email protected]
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[email protected]
Taiwan: +886-2-2757-7231
[email protected]
Allegro | Part Number Index
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High-Performance Power and Hall-Effect Sensor ICs
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Part Number Index
A1101
A1102
A1103
A1104
A1106
—
—
—
—
—
Continuous-Time
Continuous-Time
Continuous-Time
Continuous-Time
Continuous-Time
A1120
A1121
A1122
A1125
—
—
—
—
Chopper-Stabilized
Chopper-Stabilized
Chopper-Stabilized
Chopper-Stabilized
Related Links:
Switch
Switch
Switch
Switch
Switch
Precision
Precision
Precision
Precision
Allegro Selection Guide
(PDF)
Sanken Selection Guide
Hall
Hall
Hall
Hall
Effect
Effect
Effect
Effect
Switches
Switches
Switches
Switches
A1142 — Sensitive Two-Wire Chopper-Stabilized Unipolar Hall-Effect Switches
A1143 — Sensitive Two-Wire Chopper-Stabilized Unipolar Hall-Effect Switches
A1145 — Ultrasensitive Two-Wire Chopper-Stabilized Unipolar Hall-Effect Switches
A1146 — Ultrasensitive Two-Wire Chopper-Stabilized Unipolar Hall-Effect Switches
A1147 — Low Current Ultrasensitive Two-Wire Chopper-Stabilized Unipolar Hall-Effect
Switches
A1148 — Low Current Ultrasensitive Two-Wire Chopper-Stabilized Unipolar Hall-Effect
Switches
A1171 — Micropower Ultrasensitive Hall Effect Switch
A1172 — Micropower Ultra-Sensitive Hall-Effect Switch
A1174 — Ultrasensitive Hall Effect Latch with Internally or Externally Controlled Sample
and Sleep Periods for Track Ball and Scroll Wheel
A1182 — Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar HallEffect Switch
A1183 — Sensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar HallEffect Switch
A1184 — Standard Two-Wire Field-Programmable Chopper-Stabilized Unipolar HallEffect Switch
A1185 — Ultrasensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar HallEffect Switch
A1186 — Ultrasensitive Two-Wire Field-Programmable Chopper-Stabilized Unipolar HallEffect Switch
A1202 — Continuous-Time Bipolar Switch
A1203 — Continuous-Time Bipolar Switch
A1205 — Continuous-Time Bipolar Switch
A1210
A1211
A1212
A1213
A1214
—
—
—
—
—
Continuous-Time
Continuous-Time
Continuous-Time
Continuous-Time
Continuous-Time
A1220
A1221
A1222
A1223
—
—
—
—
Chopper
Chopper
Chopper
Chopper
Latch
Latch
Latch
Latch
Latch
Stabilized
Stabilized
Stabilized
Stabilized
Precision
Precision
Precision
Precision
Hall
Hall
Hall
Hall
Effect
Effect
Effect
Effect
Latches
Latches
Latches
Latches
A1225 — Hall Effect Latch for High Temperature Operation
A1227 — Hall Effect Latch for High Temperature Operation
A1229 — Hall Effect Latch for High Temperature Operation
A1230 — Ultra-Sensitive Dual-Channel Quadrature Hall-Effect Bipolar Switch
A1242-I1 — Two-Wire Chopper-Stabilized Hall Effect Latch
A1242-I2 — Two-Wire Chopper-Stabilized Hall Effect Latch
A1301 — Continuous-Time Ratiometric Linear Hall Effect Sensor ICs
A1302 — Continuous-Time Ratiometric Linear Hall Effect Sensor ICs
A1321 — Miniature Linear Hall-Effect Sensor ICs for High-Temperature Operation
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
(XLS)
Archived Datasheets
Allegro | Part Number Index
A1322 — Miniature Linear Hall-Effect Sensor ICs for High-Temperature Operation
A1323 — Miniature Linear Hall-Effect Sensor ICs for High-Temperature Operation
A1351 — High Precision Linear Hall Effect Sensor IC with a Push/Pull, Pulse Width
Modulated Output
A1354 — High Precision 2-Wire Linear Hall Effect Sensor IC with Pulse Width Modulated
Output
A1356 — High Precision Linear Hall-Effect Sensor With an Open Drain Pulse Width
Modulated Output
A1360 — Low-Noise Programmable Linear
Bandwidth (50 kHz Maximum) and Analog
A1361 — Low-Noise Programmable Linear
Bandwidth (50 kHz Maximum) and Analog
A1362 — Low-Noise Programmable Linear
Bandwidth (50 kHz Maximum) and Analog
Hall Effect Sensor IC with Adjustable
Output
Hall Effect Sensor IC with Adjustable
Output
Hall Effect Sensor IC with Adjustable
Output
A1373 — High-Precision, Output Pin-Programmable Linear Hall Effect Sensor ICs
A1374 — High-Precision, Output Pin-Programmable Linear Hall-Effect Sensor ICs
A1381 — Programmable Linear Hall Effect Sensor
Miniature Thin Profile Surface Mount Package
A1382 — Programmable Linear Hall Effect Sensor
Miniature Thin Profile Surface Mount Package
A1383 — Programmable Linear Hall Effect Sensor
Miniature Thin Profile Surface Mount Package
A1384 — Programmable Linear Hall Effect Sensor
Miniature Thin Profile Surface Mount Package
ICs with Analog Output Available in a
ICs with Analog Output Available in a
ICs with Analog Output Available in a
ICs with Analog Output Available in a
A1386 — 5 V Field-Programmable Linear Hall Effect Sensor IC with 3 V Supply
Functionality Analog Output, and Miniature Package Options
A1391 — Micro Power 3
Selectable Sleep Mode
A1392 — Micro Power 3
Selectable Sleep Mode
A1393 — Micro Power 3
Selectable Sleep Mode
A1395 — Micro Power 3
Selectable Sleep Mode
V Linear Hall Effect Sensor IC with Tri-State Output and UserV Linear Hall Effect Sensor IC with Tri-State Output and UserV Linear Hall Effect Sensor IC with Tri-State Output and UserV Linear Hall Effect Sensor IC with Tri-State Output and User-
A1421 — High Precision Hall Effect AC-Coupled Differential Sensor IC with Integrated
Filter Capacitor
A1422 — High Accuracy Analog Speed Sensor IC with Integrated Filter Capacitor
A1423 — High Accuracy Analog Speed Sensor IC with Integrated Filter Capacitor
A1425 — High Precision Hall Effect AC-Coupled Differential Sensor IC
A1442 — Low Voltage Full Bridge Brushless DC Motor Driver with Hall Commutation and
Soft-Switching, and Reverse Battery, Short Circuit, and Thermal Shutdown Protection
A1444 — Low-Voltage Full-Bridge Brushless DC Motor Driver with Hall Commutation,
Externally Controlled Speed Regulation, Soft Switching, and Reverse Battery, Short
Circuit, and Thermal Shutdown Protection
A1445 — Low-Voltage Full-Bridge Brushless DC Motor Driver with Hall Commutation,
Externally Controlled Speed Regulation, Soft Switching, and Reverse Battery, Short
Circuit, and Thermal Shutdown Protection
A1448 — Low-Voltage, Full-Bridge Brushless DC Motor Driver with Integrated Hall Sensor
IC, PWM Speed Control, Soft-Switching, and Reverse Battery and Short Circuit
Protection
A1642-I1 — Two-Wire True Zero-Speed Miniature Differential Peak-Detecting Sensor IC
with Continuous Calibration
A1642-I2 — Two-Wire True Zero-Speed Miniature Differential Peak-Detecting Sensor IC
with Continuous Calibration
A2550 — Relay Driver with 5 V Regulator for Automotive Applications
A2557 — Protected Quad Driver with Fault Detection and Sleep Mode
UDx2559 — Protected Quad Power Driver
UDx2916 — Dual Full-Bridge PWM Motor Driver
UDx2981 — Eight-Channel Source Driver
A2982 — Eight-Channel Source Driver
UDx2982 — Eight-Channel Source Driver
UDx2987-6 — DABIC-5 8-Channel Source Driver with Overcurrent Protection
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Part Number Index
2SA2151 — PNP Audio Amplification Transistor
2SA2151A — PNP Audio Amplification Transistor
2SA2223 — Audio Amplification Transistor
2SA2223A — Audio Amplification Transistor
2SC6011 — NPN Audio Amplification Transistor
2SC6011A — NPN Audio Amplification Transistor
2SC6145 — Audio Amplification Transistor
2SC6145A — Audio Amplification Transistor
A3065 — Dual Zero-Crossing Ring Magnet Speed Sensor IC
A3161 — Hall-Effect Switch for Two-Wire Applications
A3163 — Hall-Effect Switch for 2-Wire Applications
A3211 — Micropower, Ultrasensitive Hall-Effect Switch
A3212 — Micropower, Ultrasensitive Hall-Effect Switch
A3213 — Micropower, Ultrasensitive Hall-Effect Switches
A3214 — Micropower, Ultrasensitive Hall-Effect Switches
A3230 — Chopper-Stabilized Hall-Effect Bipolar Switch
A3242 — Chopper-Stabilized Unipolar Hall-Effect Switch
A3245 — Chopper-Stabilized Omnipolar Hall-Effect Switches
A3250 — Field Programmable, Chopper-Stabilized, Unipolar Hall-Effect Switches
A3283 — Chopper-Stabilized Precision Hall-Effect Latch
A3290 — Chopper Stabilized, Precision Hall Effect Latches for Consumer and Industrial
Applications
A3291 — Chopper Stabilized, Precision Hall Effect Latches for Consumer and Industrial
Applications
A3295 — Chopper Stabilized, Precision Hall Effect Switch for Consumer and Industrial
Applications
A3422 — Direction-Detecting Hall-Effect Sensor IC
A3423 — Dual Channel Hall Effect Direction Detection Sensor IC
A3425 — Ultra-Sensitive Dual-Channel Quadrature Hall-Effect Bipolar Switch
A3901 — Dual Full Bridge Low Voltage Motor Driver
A3903 — Low Voltage DC Motor Driver
A3904 — Low Voltage Voice Coil Motor Driver
A3906 — Low Voltage Stepper and Single/Dual DC Motor Driver
A3907 — Low Voltage Voice Coil Motor Driver
A3908 — Low Voltage DC Motor Driver
A3930 — Automotive 3-Phase BLDC Controller and MOSFET Driver
A3931 — Automotive 3-Phase BLDC Controller and MOSFET Driver
A3932 — Three-Phase Power MOSFET Controller
A3935 — Three-Phase Power MOSFET Controller
A3938 — Three Phase Power MOSFET Controller
A3940 — Full-Bridge Power MOSFET Controller
A3941 — Automotive Full Bridge MOSFET Driver
A3942 — Quad High-Side Gate Driver for Automotive Applications
A3946 — Half-Bridge Power MOSFET Controller
A3949 — DMOS Full-Bridge Motor Driver
A3950 — DMOS Full-Bridge Motor Driver
A3953 — Full-Bridge PWM Motor Driver
A3955 — Full-Bridge PWM Microstepping Motor Driver
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Part Number Index
A3959 — DMOS Full-Bridge PWM Motor Driver
A3966 — Dual Full-Bridge PWM Motor Driver
A3967 — Microstepping Driver with Translator
A3968 — Dual Full-Bridge PWM Motor Driver with Brake
A3969 — Dual Full-Bridge PWM Motor Driver
A3972 — Dual DMOS Full-Bridge Microstepping PWM Motor Driver
A3977 — DMOS Microstepping Driver with Translator
A3979 — Microstepping DMOS Driver with Translator
A3980 — Automotive DMOS Microstepping Driver with Translator
A3982 — DMOS Stepper Motor Driver with Translator
A3983 — DMOS Microstepping Driver with Translator
A3984 — DMOS Microstepping Driver with Translator
A3985 — Digitally Programmable Dual Full-Bridge MOSFET Driver
A3986 — Dual Full-Bridge MOSFET Driver with Microstepping Translator
A3987 — DMOS Microstepping Driver with Translator
A3988 — Quad DMOS Full Bridge PWM Motor Driver
A3989 — Bipolar Stepper and High Current DC Motor Driver
A3992 — DMOS Dual Full-Bridge Microstepping PWM Motor Driver
A3995 — DMOS Dual Full Bridge PWM Motor Driver
A4401 — Automotive Quasi-Resonant Flyback Control IC
A4402 — Constant On-Time Buck Converter with Integrated Linear Regulator
A4403 — Valley Current Mode Control Buck Converter
A4447 — High Voltage Step Down Regulator
A4490 — Triple Output Step-Down Switching Regulator
A4930 — Single Phase Fan Pre-Driver
A4931 — 3-Phase DC Motor Predriver
A4935 — Automotive 3-Phase MOSFET Driver
A4936 — 3-Phase Brushless DC Motor Pre-Driver
A4940 — Automotive Full Bridge MOSFET Driver
A4941 — Three-Phase Sensorless Fan Driver
A4982 — DMOS Microstepping Driver with Translator and Overcurrent Protection
A4983 — DMOS Microstepping Driver with Translator
A4984 — DMOS Microstepping Driver with Translator and Overcurrent Protection
A4985 — DMOS Microstepping Driver with Translator and Overcurrent Protection
A4986 — DMOS Dual Full-Bridge PWM Motor Driver with Overcurrent Protection
A4987 — DMOS Dual Full-Bridge PWM Motor Driver with Overcurrent Protection
A4988 — DMOS Microstepping Driver with Translator and Overcurrent Protection
A5303 — Photoelectric Smoke Detector with Interconnect, Timer, and Latching Alarm
Indicator
A5348 — Ionization Smoke Detector with Interconnect and Timer
A5349 — AC Ionization Smoke Detector with Interconnect, Timer
A5358 — Photoelectric-Type Smoke Detector with Interconnect, Timer
A5366 — Photoelectric Smoke Detector with Interconnect and Timer
A5367 — Ionization Smoke Detector with Interconnect and Timer
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Part Number Index
ATS616 — Dynamic Self-Calibrating Peak-Detecting Differential Hall Effect Gear Tooth
Sensor IC
ATS617 — Dynamic, Self-Calibrating, Peak-Detecting, Differential Hall Effect Gear Tooth
Sensor IC
A6210 — 3 A, 2 MHz Buck-Regulating LED Driver
ATS625 — True Zero-Speed, Low-Jitter, High-Accuracy, Gear-Tooth Sensor IC
A6260 — High Brightness LED Current Regulator
A6261 — Protected LED Array Driver
A6262 — Automotive LED Array Driver
A6264 — Automotive Stop/Tail LED Array Driver
A6275 — 8-Bit Serial-Input Latched Constant-Current LED Drivers
A6276 — 16-Bit Serial-Input Latched Constant-Current LED Drivers
A6277 — 8-Bit Serial-Input Latched Constant-Current LED Drivers
A6278 — Serial-Input, Constant-Current Latched LED Drivers with Open LED Detection
A6279 — Serial-Input, Constant-Current Latched LED Drivers with Open LED Detection
A6280 — 3-Channel Constant-Current LED Driver with Programmable PWM Control
A6281 — 3-Channel Constant Current LED Driver with Programmable PWM Control
A6282 — 16-Channel Constant-Current LED Driver
A6285 — 16-Channel Constant-Current Latched LED Driver with Open LED Detection and
Dot Correction
ATS635 — Programmable Back Biased Hall-Effect Switch with TPOS Functionality
ATS636 — Programmable Back Biased Hall-Effect Switch with TPOS Functionality
ATS642 — Two-Wire True Zero Speed Miniature Peak-Detecting Gear Tooth Sensor IC
with Continuous Calibration
ATS643 — Self-Calibrating, Zero-Speed Differential Gear Tooth Sensor IC with
Continuous Update
ATS645 — True Zero Speed Miniature Gear-Tooth Sensor IC
ATS651 — Two-Wire Self-Calibrating Differential Speed and Direction Sensor IC with
Vibration Immunity
ATS657 — Dynamic, Self-Calibrating, Threshold-Detecting, Differential Speed and
Direction Hall-Effect Gear Tooth Sensor IC
ATS665 — True Zero-Speed, Hall-Effect Adaptive Gear-Tooth Sensor IC
ATS667 — True Zero-Speed, High Accuracy Gear Tooth Sensor IC
ATS673 — Self Calibrating TPOS Gear Tooth Sensor IC Optimized for Automotive Cam
Sensing Applications
ATS674 — Self Calibrating TPOS Gear Tooth Sensor IC Optimized for Automotive Cam
Sensing Applications
ATS675 — Self-Calibrating TPOS Speed Sensor IC Optimized for Automotive Cam Sensing
Applications
ATS682 — Miniature, Two-Wire, True Zero Speed Differential Peak-Detecting Sensor IC
A6821 — DABiC-5 8-Bit Serial Input Latched Sink Drivers
A6832 — DABiC-5 32-Bit Serial Input Latched Sink Drivers
A6833 — DABiC-5 32-Bit Serial Input Latched Sink Drivers
A6841 — DABiC-5 8-Bit Serial Input Latched Sink Drivers
A6850 — Dual Channel Switch Interface IC
ACS709 — High Bandwidth, Fast Fault Response Current Sensor IC In Thermally Enhanced
Package
ACS710 — 120 kHz Bandwidth, High Voltage Isolation Current Sensor IC with Integrated
Overcurrent Detection
ACS711 — Hall Effect Linear Current Sensor with Overcurrent Fault Output for <100 V
Isolation Applications
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Part Number Index
ACS712 — Fully Integrated, Hall Effect-Based Linear Current Sensor IC with 2.1 kVRMS
Voltage Isolation and a Low-Resistance Current Conductor
ACS713 — Fully Integrated, Hall Effect-Based Linear Current Sensor IC with 2.1 kVRMS
Voltage Isolation and a Low-Resistance Current Conductor
ACS714 — Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor
IC with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor
ACS715 — Automotive Grade, Fully Integrated, Hall Effect-Based Linear Current Sensor
IC with 2.1 kVRMS Voltage Isolation and a Low-Resistance Current Conductor
ACS755 — Current Sensor IC
ACS756 — Fully Integrated, Hall Effect-Based Linear Current Sensor IC with 3 kVRMS
Voltage Isolation and a Low-Resistance Current Conductor
ACS758 — Thermally Enhanced, Fully Integrated, Hall Effect-Based Linear Current
Sensor IC with 100 micro-Ohms Current Conductor
ACS760 — 12 V High-Side Hot-Swap Hall Effect Based Current Monitor
ACS761 — 12 V High-Side Hot-Swap Hall Effect Based Current Monitor
A8285 — LNB Supply and Control Voltage Regulator
A8286 — Dual LNB Supply and Control Voltage Regulator
A8287 — LNB Supply and Control Voltage Regulator
A8290 — Single LNB Supply and Control Voltage Regulator
A8291 — Single LNB Supply and Control Voltage Regulator
A8292 — Dual LNB Supply and Control Voltage Regulator
A8293 — Single LNB Supply and Control Voltage Regulator
A8296 — Single LNB Supply and Control Voltage Regulator
A8424 — Photoflash Capacitor Charger with Flexible Current Limit and 55 V Power DMOS
Switch
A8425 — Photoflash Capacitor Charger with Flexible Current Limit and 55 V Power DMOS
Switch
A8426 — Photoflash Capacitor Charger with Flexible Current Limit and 55 V Power DMOS
Switch
A8427 — Photoflash Capacitor Charger with Flexible Current Limit and 55 V Power DMOS
Switch
A8435 — High Efficiency Charge Pump White LED Driver
A8436 — Photoflash Capacitor Charger with IGBT Driver
A8437 — Photoflash Capacitor Charger with Flexible Current Limit and 55 V Power DMOS
Switch
A8438 — Photoflash Capacitor Charger with IGBT Driver
A8439 — Photoflash Capacitor Charger with IGBT Driver and Refresh
A8447 — High-Voltage Step-Down Regulator
A8450 — Automotive Multioutput Voltage Regulator
A8483 — 1.2 MHz Step-up Converter for Display Bias Supply
A8498 — Wide Input Voltage 3.0 A Step Down Regulator
A8499 — High-Voltage Step-Down Regulator
A8500 — Flexible WLED/RGB Backlight Driver for Medium Size LCDs
A8501 — High Power WLED/RGB Driver for Medium Displays with Output Disconnect
A8503 — High Efficiency 6-Channel, 2 MHz, WLED/RGB Driver for Medium Displays, with
Integrated 55 V Power Switch
A8504 — WLED/RGB Backlight Driver for Medium Size LCDs
A8507 — LED Backlight Driver for LCD Monitors and Televisions
A8511 — 2 MHz, 4 Channel × 150 mA WLED/RGB Driver with Output Disconnect
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Part Number Index
A8512 — LED Backlight Driver for LCD Monitors and Televisions
A8515 — Wide Input Voltage Range, High Efficiency Fault Tolerant LED Driver
A8697 — Wide Input Voltage 4.0 A Step Down Regulator
A8698 — Wide Input Voltage 3.0 A Step Down Regulator
A8724 — Photoflash Capacitor Charger with Flexible Current Limit and 55 V Power DMOS
Switch
A8731 — Mobile Phone Xenon Photoflash Driver with IGBT Gate Driver
A8732 — Ultra Small Mobile Phone Xenon Photoflash Capacitor Charger with IGBT Driver
A8733 — Mobile Phone Xenon Photoflash Driver with IGBT Gate Driver
A8735 — Ultra Small Mobile Phone Xenon Photoflash Capacitor Charger with IGBT Driver
A8737 — Xenon Photoflash Drivers with Fixed IGBT Gate Driver
A8738 — Xenon Photoflash Drivers with Fixed IGBT Gate Driver
A8739 — Ultra-Small Mobile Adjustable Xenon Photoflash Capacitor Charger with IGBT
Driver
A8835 — Photoflash Capacitor Charger with Programmable Current Limit and IGBT
Driver
A8837 — Photoflash Capacitor Charger with IGBT Driver
LC5205D — LED Driver
LC5210D — LED Driver
PG001M — Parallel-to-Serial Data Converter
SCM1101M — High Voltage 3 Phase Motor Driver
SCM1101MF — High Voltage 3 Phase Motor Driver
SCM1103M — High Voltage 3 Phase Motor Driver
SCM1104M — High Voltage 3 Phase Motor Driver
SCM1104MF — High Voltage 3 Phase Motor Driver
SCM1105MF — High Voltage 3 Phase Motor Driver
SCM1106M — High Voltage 3 Phase Motor Driver
SCM1106MF — High Voltage 3 Phase Motor Driver
SCM1110MF — High Voltage 3 Phase Motor Driver
SEP8MA4001 — RGB Multi Chip LED Module
SEP8MA8001 — RGB Multi Chip LED Module
SEP8WL2001 — Multi Chip White LED Module
SEP8WN2001 — Multi Chip White LED Module
SI-3002KWF — 1 A, Low-Dropout, Dual Output, 2.5 V & 3.3 V Regulator
SI-3002KWM — 1 A, Low-Dropout, Dual Output, 2.5 V & 3.3 V Regulator
SI-3003KWF — 1 A, Low-Dropout, Dual Output, 1.8 V & 2.5 V Regulator
SI-3003KWM — 1 A, Low-Dropout, Dual Output, 1.8 V & 2.5 V Regulator
SI-3005KWM — 1 A, Low-Dropout, Dual Output, 1.5 V & 1.8 V Regulator
SI-3006KWM — 1 A, Low-Dropout, Dual Output, 1.8 V & 3.3 V Regulator
SI-3010KM — 1 A, Low-Dropout, 1.0~16 V Regulator
SI-3010LLSL — 1.5 A, Ultra-Low-Dropout, 1.1~3.3 V Regulator
SI-3011ZD — High-Current, Low-Dropout, 1.1~5 V Regulator
SI-3011ZF — High-Current, Low-Dropout, 1.1~5 V Regulator
SI-3012KM — 1 A, Low-Dropout, 1.28~15 V Regulator
SI-3018KM — 1 A, Low-Dropout, 1.8 V Regulator
SI-3018LSA — Low-Voltage, High-Current Linear Regulator
SI-3025KM — 1 A, Low-Dropout, 2.5 V Regulator
SI-3025LSA — Low-Voltage, High-Current Linear Regulator
SI-3025ZD — High-Current, Low-Dropout, 2.5 V Regulator
SI-3025ZF — High-Current, Low-Dropout, 2.5 V Regulator
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Part Number Index
SI-3033KM — 1 A, Low-Dropout, 3.3 V Regulator
SI-3033LSA — Low-Voltage, High-Current Linear Regulator
SI-3033ZD — High-Current, Low-Dropout, 3.3 V Regulator
SI-3033ZF — High-Current, Low-Dropout, 3.3 V Regulator
SI-3050KM — 1 A, Low-Dropout, 5.0 V Regulator
SI-3090KM — 1 A, Low-Dropout, 9.0 V Regulator
SI-3120KM — 1 A, Low-Dropout, 12 V Regulator
SI-8001FDE-TL — DC-to-DC Step-Down Converter
SI-8001FDL-TL — DC-to-DC Step-Down Converter
SI-8001FFE — DC-to-DC Step-Down Converter
SI-8005Q-TL — Step-Down Switching Regulator with Current-Mode Control
SI-8008HD-TL — DC-to-DC Step-Down Converter
SI-8008HFE — DC-to-DC Step-Down Converter
SI-8008TFE — DC-to-DC Step-Down Converter
SI-8008TM-TL — DC-to-DC Step-Down Converter
SI-8025JF — Step-Down to 2.5 V, 1.5 A, DC/DC Converter
SI-8033JD — Step-Down to 3.3 V, 1.5 A, DC/DC Converter
SI-8033JF — Step-Down to 3.3 V, 1.5 A, DC/DC Converter
SI-8050HFE — DC-to-DC Step-Down Converter
SI-8050JD — Step-Down to 5.0 V, 1.5 A, DC/DC Converter
SI-8050JF — Step-Down to 5.0 V, 1.5 A, DC/DC Converter
SI-8050TFE — DC-to-DC Step-Down Converter
SI-8090JD — Step-Down to 9.0 V, 1.5 A, DC/DC Converter
SI-8090JF — Step-Down to 9.0 V, 1.5 A, DC/DC Converter
SI-8105QL-TL — Step-Down Switching Regulator with Current-Mode Control
SI-8120JD — Step-Down to 12.0 V, 1.5 A, DC/DC Converter
SI-8120JF — Step-Down to 12.0 V, 1.5 A, DC/DC Converter
SLA4031 — Quad High-Voltage High-Current Darlington Array
SLA6805MP — High Voltage 3-Phase Motor Driver
SLA6845M — High Voltage 3-Phase Motor Driver
SLA7024M — High-Current PWM Unipolar Stepper Motor Controller/Driver (4-channel)
SLA7026M — High-Current PWM Unipolar Stepper Motor Controller/Driver (4-channel)
SLA7032M — 2-Phase Stepper Motor Unipolar Driver ICs
SLA7033M — 2-Phase Stepper Motor Unipolar Driver ICs
SLA7042M — Microstepping Unipolar PWM High-Current Motor Controller/Driver (4channel)
SLA7044M — Microstepping Unipolar PWM High-Current Motor Controller/Driver (4channel)
SLA7050MLF871 — Unipolar Stepper-Motor Translator/PWM Driver
SLA7050MLF872 — Unipolar Stepper-Motor Translator/PWM Driver
SLA7051MLF871 — Unipolar Stepper-Motor Translator/PWM Driver
SLA7051MLF872 — Unipolar Stepper-Motor Translator/PWM Driver
SLA7052MLF871 — Unipolar Stepper-Motor Translator/PWM Driver
SLA7052MLF872 — Unipolar Stepper-Motor Translator/PWM Driver
SLA7060MLF2102 — Unipolar Stepper-Motor Translator/Driver
SLA7061MLF2102 — Unipolar Stepper-Motor Translator/Driver
SLA7062MLF2102 — Unipolar Stepper-Motor Translator/Driver
SLA7070M
SLA7071M
SLA7072M
SLA7073M
SLA7075M
SLA7076M
—
—
—
—
—
—
Motor
Motor
Motor
Motor
Motor
Motor
Driver
Driver
Driver
Driver
Driver
Driver
IC
IC
IC
IC
IC
IC
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Part Number Index
SLA7077M — Motor Driver IC
SLA7078M — Motor Driver IC
SLA7080MPR
SLA7081MPR
SLA7082MPR
SLA7083MPR
—
—
—
—
Unipolar
Unipolar
Unipolar
Unipolar
2-Phase
2-Phase
2-Phase
2-Phase
Stepping
Stepping
Stepping
Stepping
Motor
Motor
Motor
Motor
Driver
Driver
Driver
Driver
ICs
ICs
ICs
ICs
SMA4021 — Quad High-Voltage High-Current Darlington Array
SMA6821MP — High Voltage 3-Phase Motor Driver
SMA6822MP — High Voltage 3-Phase Motor Driver
SMA6823MP — High Voltage 3-Phase Motor Driver
SMA7029M — High-Current PWM, Unipolar Stepper Motor Controller/Drivers
SPF7302 — Full Bridge DC Motor Driver
SPI-8001TW — Dual 1.5 A, DC/DC Step-Down Converter
SPI-8002TW — Dual 1.5 A, DC/DC Step-Down Converter
SPI-8003TW — Dual 1.5 A DC-to-DC Step-Down Converter
SPI-8010A — 3 A, DC/DC Step-Down Converter
SSC2101S — Power Factor Correction Continuous Conduction Mode Controller
STA6940M — Brushed DC Motor Driver IC With PWM Control
STD01N — NPN Darlington Transistor for Audio Amplifiers
STD01P — PNP Darlington Transistor for Audio Amplifiers
STD02N — NPN Darlington Transistor for Audio Amplifiers
STD02P — PNP Darlington Transistor for Audio Amplifiers
STD03N — NPN Darlington Transistor for Audio Amplifiers
STD03P — PNP Darlington Transistor for Audio Amplifiers
STR-A6131 — Flyback Switching Regulators
STR-A6132 — Flyback Switching Regulators
STR-A6151 — Flyback Switching Regulators
STR-A6153E — Flyback Switching Regulators
STR-A6159 — Flyback Switching Regulators
STR-A6169 — Flyback Switching Regulators
STR-W6251D — PWM Off-line Switching Regulator
STR-W6252D — PWM Off-line Switching Regulator
STR-W6253D — PWM Off-line Switching Regulator
STR-W6253MD — PWM Off-line Switching Regulator
STR-W6735 — Quasi-Resonant Topology Primary Switching Regulators
STR-W6753 — Quasi-Resonant Flyback Switching Regulator
STR-W6754 — Quasi-Resonant Flyback Switching Regulator
STR-W6756 — Quasi-Resonant Flyback Switching Regulator
STR-W6765 — Quasi-Resonant Topology Primary Switching Regulators
STR-X6729 — Off-Line Quasi-Resonant Switching Regulators
STR-X6737 — Off-Line Quasi-Resonant Switching Regulators
STR-X6757 — Off-Line Quasi-Resonant Switching Regulators
STR-X6759N — Off-Line Quasi-Resonant Switching Regulators
STR-X6768N — Off-Line Quasi-Resonant Switching Regulators
STR-X6769 — Off-Line Quasi-Resonant Switching Regulators
SX68001M — High Voltage 3-Phase Motor Driver
SX68002M — High Voltage 3-Phase Motor Driver
SX68003M — High Voltage 3-Phase Motor Driver
Copyright © 2010 Allegro MicroSystems, Inc. • 115 Northeast Cutoff, Worcester, MA 01606 USA • Phone: 1.508.853.5000 • Fax: 1.508.853.7895
http://www.allegromicro.com/en/Products/Part_Numbers/index.asp[2010-12-03 9:19:20]
Allegro | Archived Datasheets
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High-Performance Power and Hall-Effect Sensor ICs
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2003 thru 2024: High-Voltage, High-Current Darlington Arrays
Terms and Conditions
of Sale
Press Room
Quality
discontinued October 2005
http://www.allegromicro.com/en/Products/Part_Numbers/2001/2001.pdf
2064 thru 2069: Quad 1.5 A Darlington Switches
discontinued May 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2064.pdf
2436: Countdown Power Timer
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2436.pdf
2470: Bus Driver/Receiver
discontinued March 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2470.pdf
2525 and 2535: USB Power Control Switches
discontinued April 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2525.pdf
2526 and 2536: USB Dual Power Control Switches
discontinued April 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2526.pdf
2540: Quad Darlington Power Driver
Corporate
About Us
Contact Us
Environment
Facilities
Jobs
Legal
Comment
discontinued November 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2540.pdf
2543: Protected Quad Power Driver
discontinued April 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2543.pdf
2544: Quad Darlington Power Driver
discontinued January 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2544.pdf
2547: Protected Quad Power Drivers
discontinued October 2005
http://www.allegromicro.com/en/Products/Part_Numbers/2547/2547.pdf
2549: Protected Quad Power Drivers
discontinued April 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2549.pdf
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2580, 2585, and 2588 : 8-Channel Source Drivers
discontinued April 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2580.pdf
2595: 8-Channel Saturated Sink Driver
discontinued April 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2595.pdf
2596 and 2597: 8-Channel Saturated Sink Drivers
discontinued April 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2596.pdf
2803: High-Voltage, High-Current Darlington Arrays
discontinued October 2005
http://www.allegromicro.com/en/Products/Part_Numbers/2801/2801.pdf
2804, 2823, and 2824: High-Voltage, High-Current Darlington
Arrays
discontinued October 2005
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2801.pdf
2878 and 2879: Quad High-Current Darlington Switches
discontinued November 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2878.pdf
2917: Dual Full-Bridge PWM Motor Driver
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2917.pdf
2918: Dual Full-Bridge PWM Motor Driver
discontinued September 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2918.pdf
2927: Dual Full-Bridge PWM Motor Driver
discontinued November 1998
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2927.pdf
2935 and 2950: Bipolar Half-Bridge Motor Drivers
discontinued
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2935.pdf
2936-120: 3-Phase Brushless DC Motor/Controller Driver
discontinued November 2002.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2936.pdf
2943: High-Current Half-Bridge Motor Driver
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2943.pdf
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
discontinued July 1997
Allegro | Archived Datasheets
2944: Quad High-Current, High-Voltage Source Driver
discontinued April 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2944.pdf
2953 and 2954: Full-Bridge PWM Motor Drivers
discontinued 1993
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2953.pdf
2961: High-Current Half-Bridge Printhead/Motor Driver
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2961.pdf
2962: Dual Solenoid/Motor Driver PWM Current Control
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2962.pdf
2983 and 2984: 8-Channel Source Drivers
discontinued April 2003; contact Allegro
Applications regarding the use of the A3959 as a
replacement.
discontinued November 2002; contact Allegro
Applications regarding the use of the A3959 as a
replacement.
discontinued November 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/29810.pdf
2985: 8-Channel Source Driver
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2985.pdf
2993: Dual H-Bridge Motor Drivers
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2993.pdf
2998: Dual Full-Bridge Motor Driver
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2998.pdf
3046, 3056, and 3058: Zero-Speed Hall-Effect Gear-Tooth
Sensor ICs
discontinued November 2002; contact Allegro
Applications regarding the use of the A3977 as a
replacement.
discontinued April 2004; replaced by
ATS667LSGTN-T
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3046.pdf
3054: Multiplexed Two-Wire Hall-Effect Sensor IC ICs
discontinued January 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3054.pdf
3055: Multiplexed Two-Wire Hall-Effect Sensor IC ICs
discontinued October 1998
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3055.pdf
3059 and 3060: AC-Coupled Hall-Effect Gear-Tooth Sensor ICs
http://www.allegromicro.com/en/Products/Part_Numbers/3059/3059.pdf
discontinued October 2005; for 3059, refer to
A1423LK; for 3060, refer to A1422LK.
3064: AC Coupled Hall-Effect Gear-Tooth Sensor IC
discontinued October 2005; refer to A1421LK.
http://www.allegromicro.com/en/Products/Part_Numbers/3064/3064.pdf
3113, 3120, 3130, 3140: Hall-Effect Switches
discontinued 1995
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3113.pdf
3121, 3122, and 3123: Hall-Effect Switches for HighTemperature Operation
discontinued October 2005; refer to A110x family.
http://www.allegromicro.com/en/Products/Part_Numbers/3121/3121.pdf
3132 and 3133: Ultrasensitive Bipolar Hall-Effect Switches
discontinued October 2005.
http://www.allegromicro.com/en/Products/Part_Numbers/3132/3132.pdf
3134: Bipolar Hall-Effect Switch for High-Temperature
Operation
discontinued October 2005; refer to A1201.
http://www.allegromicro.com/en/Products/Part_Numbers/3134/3134.pdf
3141 thru 3144: Sensitive Hall-Effect Switches for HighTemperature Operation
discontinued October 2005; refer to A110x family.
http://www.allegromicro.com/en/Products/Part_Numbers/3141/3141.pdf
3150: Programmable, Chopper-Stabilized, Hall-Effect Switch
discontinued June 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3150.pdf
3175 and 3177: Hall-Effect Latches
http://www.allegromicro.com/en/Products/Part_Numbers/3175/3175.pdf
3185 thru 3189: Hall-Effect Latches for High-Temperature
discontinued October 2005; for A3175, refer to
A1211; for A3177, refer to A1210.
discontinued October 2005; refer to A121x.
http://www.allegromicro.com/en/Products/Part_Numbers/3185/3185.pdf
3197: Protected, High-Temp., Open-Collector Hall-Effect Latch
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3197.pdf
3209 and 3210: Micropower, Ultrasensitive Hall-Effect Switch
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3210.pdf
3235: Dual Output Hall-Effect Switch
discontinued November 2003; A3209 replaced by
A3213, A3210 replaced by A3212
discontinued April 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3235.pdf
3275: Complementary Output Hall-Effect Latch
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3275.pdf
3421: Hall-Effect Direction Detection Sensor IC
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/34210.pdf
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
discontinued November 2002
Allegro | Archived Datasheets
3503: Ratiometric Linear Hall-Effect Sensor ICs
discontinued October 2005.
http://www.allegromicro.com/en/Products/Part_Numbers/3503/3503.pdf
3507 and 3508: Ratiometric, Linear Hall-Effect Sensor ICs for
High-Temperature Operation
discontinued December 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3506.pdf
3517 and 3518: Ratiometric Linear Hall-Effect Sensor ICs for
High-Temperature Operation
discontinued October 2005; refer to A132x.
http://www.allegromicro.com/en/Products/Part_Numbers/3517/3517.pdf
3625 and 3626: PowerHall Sensor IC/Drivers for Brushless DC
Motors
discontinued December 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3625.pdf
3718: Low-Voltage Audio Power Amplifier
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3718.pdf
3841: AM Signal Processors
discontinued 1989
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3841.pdf
3845: AM Noise Blanker
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3845.pdf
3848: Dual-Conversion AM Receiver
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3848.pdf
3951: Full-Bridge PWM Motor Driver
discontinued November 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3951.pdf
3952: Full-Bridge PWM Motor Driver
discontinued May 2004; see A3959.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3952.pdf
3957: Full-Bridge PWM Motor Driver
discontinued November 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3957.pdf
3961: Dual Full-Bridge PWM Motor Driver
discontinued January 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3961.pdf
3962: Dual Full-Bridge PWM Motor Driver
discontinued January 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3962.pdf
3965: DMOS Dual Full-Bridge PWM Motor Driver
discontinued October 2005
http://www.allegromicro.com/en/Products/Part_Numbers/3965/3965.pdf
3971: Dual DMOS Full-Bridge PWM Motor Driver
discontinued November 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/3971.pdf
4202 and 4203: Stepper-Motor Translators and Drivers
discontinued 1983
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/4202.pdf
5140: Protected PowerHall Sensor IC -- Lamp/Solenoid Driver
discontinued November 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5140.pdf
5275: Complementary Output PowerHall Latch
discontinued November 1998
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5275.pdf
5354: Smoke Detector with Interconnect
discontinued November 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5354.pdf
5355: Ionization-Type Smoke Detector with Interconnect
discontinued September 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5355.pdf
5368: Ionization-Type Smoke Detector with Interconnect,
Timer, Reverse-Battery Protection
discontinued May 2002; replaced by A5367CA
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5368.pdf
5616: 2-Function, 4-Digit LED Automotive Clock -Programmable
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5616.pdf
5706: Quad 2-Input Peripheral/Power Driver -- TransientProtected Outputs
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5706.pdf
5713: Dual Peripheral and Power Driver -- Transient Protected
Outputs
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5713.pdf
5800 and 5801: BiMOS II Latched Drivers
discontinued October 2005.
http://www.allegromicro.com/en/Products/Part_Numbers/5800/5800.pdf
5804: BiMOS II Unipolar Stepper-Motor Translator/Driver
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
discontinued October 2004; replaced by A3967
Allegro | Archived Datasheets
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5804.pdf
and A3977.
5810: BiMOS II 10-Bit Serial-Input, Latched Source Drivers with
Active-DMOS Pull-Downs
discontinued October 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5810.pdf
5810: BiMOS II 10-Bit Serial-Input, Latched Source Drivers with
Active-DMOS Pull-Downs
discontinued October 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/58104.pdf
5811: BiMOS II 12-Bit Serial-Input, Latched Source Driver
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5811.pdf
5812: BiMOS II 20-Bit Serial-Input, Latched Source Drivers with
Active-DMOS Pull-Downs
discontinued October 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5812.pdf
5812: BiMOS II 20-Bit Serial-Input, Latched Source Drivers with
Active-DMOS Pull-Downs
discontinued October 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/58124.pdf
5815: BiMOS II 8-Bit Latched Source Drivers
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5815.pdf
5816: 4-to-16 Line Latched Decoder/Drivers
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5816.pdf
5817: Addressable 28-Line Decoder/Driver
discontinued
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5817.pdf
5818: BiMOS II 32-Bit Serial-Input, Latched Source Drivers with
Active-DMOS Pull-Downs
discontinued October 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5818.pdf
5818: BiMOS II 32-Bit Serial-Input, Latched Source Drivers with
Active-DMOS Pull-Downs
discontinued October 2004.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/58184.pdf
5821: BiMOS II 8-Bit Serial-Input, Latched Drivers
discontinued October 2005.
http://www.allegromicro.com/en/Products/Part_Numbers/5821/5821.pdf
5822: BiMOS II 8-Bit Serial-Input, Latched Drivers
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/58210.pdf
5829: 9-Bit Serial-Input Latched Sink Driver
discontinued February 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5829.pdf
5832: BiMOS II 32-Bit Serial-Input Latched Drivers
discontinued October 2005.
http://www.allegromicro.com/en/Products/Part_Numbers/5832/5832.pdf
5833: BiMOS II 32-Bit Serial-Input Latched Drivers
discontinued October 2005.
http://www.allegromicro.com/en/Products/Part_Numbers/5833/5833.pdf
5841: BiMOS II 8-Bit Serial-Input, Latched Drivers
discontinued October 2005.
http://www.allegromicro.com/en/Products/Part_Numbers/5841/5841.pdf
5842: BiMOS II 8-Bit Serial-Input, Latched Drivers
discontinued October 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/58410.pdf
5881: BiMOS II Dual 8-Bit Latched Driver with Read Back
discontinued November 1998
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5881.pdf
5890 and 5891: BiMOS II 8-Bit Serial-Input Latched Source
Drivers
discontinued April 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5890.pdf
5895: BiMOS II 8-Bit Serial-Input Latched Source Drivers
discontinued April 2004
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5895.pdf
5910: High-Voltage BiMOS III Serial-Input, Latched Drivers
discontinued January 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/5910.pdf
6118: Vacuum Fluorescent Display Driver
discontinued February 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/6118.pdf
6810: DABiC-IV 10-Bit Serial-Input Latched Source Drivers with
Active Pull-Downs
EP package discontinued November 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/68100.pdf
6811: DABiC-IV, 12-Bit Serial-Input, Latched Source Driver
discontinued December 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/6811.pdf
6817: Addressable 28-Line Decoder/Driver
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
discontinued April 2004
Allegro | Archived Datasheets
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/6817.pdf
7003: High-Voltage, High-Current Darlington Array
discontinued April 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/7003.pdf
8161: Switched-Mode Power Supply Control Circuit
discontinued 1984
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8161.pdf
8178: Low-Dropout 7.7 V Preregulator
discontinued
http://www.allegromicro.com/en/Products/Part_Numbers/8178/8178.pdf
8181: Low-Dropout, 5 V Regulator -- High-Efficiency
discontinued March 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8181.pdf
8182: Low-Dropout, 3 V Regulator -- High Efficiency
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8182.pdf
8183: Low-Dropout, 3 V Regulator, High Efficiency
discontinued March 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8183.pdf
8184: Low-Dropout, 3 V Regulator -- High Efficiency
discontinued May 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8184.pdf
8186: Low-Dropout, 3.3 V Regulator -- High Efficiency
discontinued November 1998
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8186.pdf
8187: Low-Dropout, 3.3 V Regulator -- High Efficiency
discontinued May 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8187.pdf
8188: Low-Dropout Regulators -- High Efficiency
discontinued May 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8188.pdf
8205: Low-Dropout Regulators -- High Efficiency
discontinued May 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8205.pdf
8220 thru 8233: Low-Dropout Regulators -- High Efficiency
discontinued; replaced by A8293
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8220.pdf
8226 thru 8233: Low-Dropout Regulators -- High Efficiency
discontinued May 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8226.pdf
8405: Low-Dropout Regulators -- High Efficiency
discontinued May 2000
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8405.pdf
8902: 3-Phase Brushless DC Motor Controller/Driver with BackEMF Sensing
discontinued November 2002.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/89027.pdf
8905: Three-Phase Brushless DC Motor Controller/Driver with
Back EMF Sensing
discontinued March 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8905.pdf
8906: Bidirectional Three-Phase Brushless DC Motor
Controller/Driver with Back EMF Sensing
discontinued January 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8906.pdf
8909: Three-Phase Brushless DC Motor Controller/Driver with
Back EMF Sensing and Power DMOS Outputs
discontinued July 1997
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8909.pdf
8920: Dual Schottky Diode
discontinued January 2003
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8920.pdf
8925: Three-Phase Brushless DC Motor Controller/Driver with
Linear Current Control and Power DMOS Outputs
discontinued June 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8925.pdf
8932: Voice-Coil Motor Driver
discontinued September 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/89327.pdf
8958: Voice Coil Motor Driver
discontinued May 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8958.pdf
8980: SuperServo Spindle and Voice-Coil Actuation
Manager/Driver
discontinued June 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8980.pdf
8983: Spindle and Voice-Coil Actuation Manager/Driver
discontinued June 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/8983.pdf
A1201: Continuous-Time Bipolar Switch
Discontinued May 4, 2009.
http://www.allegromicro.com/en/Products/Part_Numbers/1201/1201.pdf
A2919: Dual Full-Bridge PWM Motor Driver
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
Discontinued November 1, 2010.
Allegro | Archived Datasheets
http://www.allegromicro.com/en/Products/Part_Numbers/2919/2919.pdf
A3240: Chopper-Stabilized Precision Hall-Effect Switch
Discontinued May 3, 2010; refer to A1120 Series.
http://www.allegromicro.com/en/Products/Part_Numbers/3240/3240.pdf
A3936: DMOS Three-Phase PWM Motor Driver
discontinued May 3, 2010
http://www.allegromicro.com/en/Products/Part_Numbers/3936/3936.pdf
A3948: DMOS Full-Bridge PWM Motor Driver
discontinued.
http://www.allegromicro.com/en/Products/Part_Numbers/3948/3948.pdf
A3958: Full-Bridge PWM Motor Driver
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/3958/3958.pdf
A3964: Dual Full-Bridge PWM Motor Driver
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/3964/3964.pdf
A3973: Dual DMOS Full-Bridge Microstepping PWM Motor Driver
Discontinued November 1, 2010; refer to A3992.
http://www.allegromicro.com/en/Products/Part_Numbers/3973/3973.pdf
A3974: DMOS Dual Full-Bridge PWM Motor Driver
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/3974/3974.pdf
A5338: Smoke Detector with Interconnect and Timer
discontinued; refer to A5348CA.
http://www.allegromicro.com/en/Products/Part_Numbers/5338/5338.pdf
A5347: Ionization-Type Smoke Detector with Interconnect and
Timer
discontinued; replaced by A5367CA
http://www.allegromicro.com/en/Products/Part_Numbers/5347/5347.pdf
A5364: Smoke Detector with Interconnect
Discontinued November 2, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/5364/5364.pdf
A6259: 8-Bit Addressable DMOS Power Driver
discontinued April 2007.
http://www.allegromicro.com/en/Products/Part_Numbers/6259/6259.pdf
A6273: 8-Bit DMOS Latched Power Driver
discontinued April 2007
http://www.allegromicro.com/en/Products/Part_Numbers/6273/6273.pdf
A6800/A6801: DABiC-5 Latched Sink Drivers
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/6800/6800.pdf
A6810: DABiC-IV 10-Bit Serial-Input Latched Source Drivers
with Active Pull-Downs
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/6810/6810.pdf
A6812: DABiC-IV 20-Bit Serial-Input Latched Source Drivers
with Active Pull-Downs
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/6812/6812.pdf
A6818: DABiC-IV 32-Bit Serial-Input Latched Source Drivers
with Active Pull-Downs
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/6818/6818.pdf
A6A259: 8-Bit Addressable DMOS Power Driver
discontinued April 2007.
http://www.allegromicro.com/en/Products/Part_Numbers/62597/62597.pdf
A6B595: 8-Bit Serial-Input DMOS Power Driver
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/65958/65958.pdf
A8281 and A8282: LNB Supply and Control Voltage Regulator
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/8282/8282.pdf
A8283: LNB Supply and Control Voltage Regulator
discontinued; replaced by A8282
http://www.allegromicro.com/en/Products/Part_Numbers/8283/8283.pdf
A8430: White LED Driver - Constant Current Step-Up Converter
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/8430/8430.pdf
A8530: Ultracompact 6-Channel Backlight and Flash/Torch
White LED Driver
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/8530/8530.pdf
A8904: 3-Phase Brushless DC Motor Controller/Driver with
Back-EMF Sensing
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/8904/8904.pdf
ACS704ELC-005: Current Sensor IC
discontinued; refer to ACS712.
http://www.allegromicro.com/en/Products/Part_Numbers/0704/0704-005.pdf
ACS704ELC-015: Current Sensor IC
http://www.allegromicro.com/en/Products/Part_Numbers/0704/0704-015.pdf
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
discontinued; refer to ACS712.
Allegro | Archived Datasheets
ACS706ELC-05C: Bidirectional 1.5 milli-ohms Hall Effect Based
Linear Current Sensor IC with Voltage Isolation and 15 A
Dynamic Range
discontinued on April 25, 2008; refer to
ACS712ELCTR-05B-T.
http://www.allegromicro.com/en/Products/Part_Numbers/0706/070605C.pdf
ACS706ELC-20A: Bidirectional 1.5 milli-ohms Hall Effect Based
Linear Current Sensor IC with Voltage Isolation and 20 A
Dynamic Range
discontinued on April 25, 2008; refer to
ACS712ELCTR-20A-T.
http://www.allegromicro.com/en/Products/Part_Numbers/0706/070620A.pdf
ACS750xCA-075: Current Sensor IC
discontinued October 31, 2008.
http://www.allegromicro.com/en/Products/Part_Numbers/0750/0750-075.pdf
ACS750xCA-100: Current Sensor IC
discontinued May 1, 2009.
http://www.allegromicro.com/en/Products/Part_Numbers/0750/0750-100.pdf
ACS752xCA-050: Current Sensor IC
discontinued on May 4, 2009; refer to ACS756.
http://www.allegromicro.com/en/Products/Part_Numbers/0752/0752-050.pdf
ACS752xCA-100: Current Sensor IC
discontinued on May 4, 2009; refer to ACS756.
http://www.allegromicro.com/en/Products/Part_Numbers/0752/0752-100.pdf
ACS754SCB-200: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0754/0754-200.pdf
ACS754xCB-050: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0754/0754-050.pdf
ACS754xCB-100: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0754/0754-100.pdf
ACS754xCB-130: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0754/0754-130.pdf
ACS754xCB-150: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0754/0754-150.pdf
ACS755xCB-050: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0755/0755-050.pdf
ACS755xCB-100: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0755/0755-100.pdf
ACS755xCB-130: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0755/0755-130.pdf
ACS755xCB-150: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0755/0755-150.pdf
ACS755xCB-200: Current Sensor IC
Discontinued May 3, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/0755/0755-200.pdf
ATS610LSA and ATS611LSB: Dynamic, Peak-Detecting,
Differential Hall-Effect Gear-Tooth Sensor ICs
discontinued
http://www.allegromicro.com/en/Products/Part_Numbers/0610/0610.pdf
ATS610LSC: Dynamic, Peak-Detecting, Differential Hall-Effect
Gear-Tooth Sensor ICs
discontinued April 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/06101.pdf
ATS612JSB: Dynamic, Self-Calibrating, Peak-Detecting,
Differential Hall-Effect Gear-Tooth Sensor IC
discontinued April 2002; replaced by ATS617LSG.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/0612.pdf
ATS612LSB: Dynamic, Self-Calibrating, Peak-Detecting,
Differential Hall-Effect Gear-Tooth Sensor IC
discontinued April 2007; replaced by ATS617LSG.
http://www.allegromicro.com/en/Products/Part_Numbers/06121/06121.pdf
ATS622LSB: True Zero-Speed Hall-Effect Gear-Tooth Sensor IC
discontinued January 2004
http://www.allegromicro.com/en/Products/Part_Numbers/0622/0622.pdf
ATS632LSA: Zero-Speed, Self-Calibrating, Non-Oriented, HallEffect Gear-Tooth Sensor IC
discontinued November 2002.
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/0632.pdf
ATS632LSC: Zero-Speed, Self-Calibrating, Non-Oriented, HallEffect Gear-Tooth Sensor IC
discontinued April 2002
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/06321.pdf
ATS640JSB: True Zero-Speed, Self-Calibrating, Differential HallEffect Gear-Tooth Sensor IC For Two-Wire Applications
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
discontinued September 2002.
Allegro | Archived Datasheets
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/0640.pdf
ATS660LSB: True Zero-Speed Hall-Effect Adaptive Gear-Tooth
Sensor IC
discontinued on May 1, 2006.
http://www.allegromicro.com/en/Products/Part_Numbers/0660/0660.pdf
ATS672LSB: Self-Calibrating TPOS Gear-Tooth Sensor IC with 9Bit Signal Capture
discontinued May 1, 2006.
http://www.allegromicro.com/en/Products/Part_Numbers/0672/0672.pdf
L6219DS: Dual Full-Bridge PWM Motor Driver
Discontinued November 1, 2010.
http://www.allegromicro.com/en/Products/Part_Numbers/6219/6219.pdf
Series 2N Transistors
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p100.pdf
Series BAV and BAW Microminiature Diodes, Series BZX
Microminiature Zener Diodes
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p114.pdf
Series BCW Microminiature Transistors
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p79.pdf
Series TMPD Microminiature Diodes, Series TND Diode Arrays
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p115.pdf
Series TMPT Microminiature Transistors
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p89.pdf
Series TMPZ Microminiature Zener Diodes
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p116.pdf
Series TP Transistors
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p91.pdf
Series TPP Medium Power Darlington Arrays, Series TPQ Quad
Transistor Arrays, Series TZ Transistors
discontinued
http://www.allegromicro.com/en/Products/Design/ind846/p96.pdf
Series UHD-400, UHD-400-1, and UHD-500: Power and Relay
Drivers
discontinued 1986
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/04001.pdf
STR-M6511: Off-Line Switching Regulator with Power MOSFET
Output
discontinued February 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/96511.pdf
STR-M6529: Off-Line Switching Regulator with Power MOSFET
Output
discontinued February 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/96529.pdf
STR-S5703: Off-Line Switching Regulator with Bipolar Switching
Transistor
discontinued September 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/95703.pdf
STR-S5707 and STR-S5708: Off-Line Switching Regulator with
Bipolar Switching Transistor
discontinued September 2001
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/95707.pdf
STR-S6401: Off-Line Switching Regulators with Power MOSFET
Output
discontinued February 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/96401.pdf
STR-S6411 and STR-S6411F: Off-Line Switching Regulators with
Power MOSFET Output
discontinued February 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/96411.pdf
STR-S6513: Off-Line Switching Regulator with Power MOSFET
Output
discontinued February 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/96513.pdf
STR-S6525: Off-Line Switching Regulator with Power MOSFET
Output
discontinued February 1999
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/96525.pdf
STR-S6703 and STR-S6704: Off-Line Switching Regulators with
Bipolar Switching Transistor
discontinued February 2002
http://www.allegromicro.com/en/Products/Part_Numbers/96700/96703.pdf
STR-S6707 thru STR-S6709: Off-Line Switching Regulators with
Bipolar Switching Transistor
http://www.allegromicro.com/en/Products/Part_Numbers/96700/96707.pdf
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]
discontinued February 2002
Allegro | Archived Datasheets
UDN2987: 8-Channel Source Driver with Over-Current
Protection
discontinued April 2006
http://www.allegromicro.com/en/Products/Part_Numbers/2987/2987.pdf
ULN-2429A: Fluid Detector
discontinued 1979
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/2429.pdf
ULS-2064H thru ULS-2077H: 1.25 A Quad Darlington Switches
discontinued 1986
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/20641.pdf
ULS-2801H/R thru ULS-2825H/R: High-Voltage, High-Current
Darlington Arrays
discontinued 1986
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/28011.pdf
Copyright © 2010 Allegro MicroSystems, Inc. • 115 Northeast Cutoff, Worcester, MA 01606 USA • Phone: 1.508.853.5000 • Fax: 1.508.853.7895
http://www.allegromicro.com/en/Products/Part_Numbers/Archive/index.asp[2010-12-03 9:20:36]