Si3865BDV Datasheet

Si3865BDV
Vishay Siliconix
Load Switch with Level-Shift
FEATURES
PRODUCT SUMMARY
VDS2 (V)
RDS(on) ()
ID (A)
0.060 at VIN = 4.5 V
2.9
1.8 to 8
0.100 at VIN = 2.5 V
2.2
0.175 at VIN = 1.8 V
1.7
DESCRIPTION
The Si3865BDV includes a p- and n-channel MOSFET in a
single TSOP-6 package. The low on-resistance p-channel
TrenchFET® is tailored for use as a load switch. The
n-channel, with an external resistor, can be used as a levelshift to drive the p-channel load-switch. The n-channel
MOSFET has internal ESD protection and can be driven by
logic signals as low as 1.5 V. The Si3865BDV operates on
supply lines from 1.8 V to 8 V, and can drive loads up to 2.9 A.
• Halogen-free According to IEC 61249-2-21
Definition
• 60 m Low RDS(on) TrenchFET®: 1.8 V Rated
• 1.8 V to 8 V Input
• 1.5 V to 8 V Logic Level Control
• Low Profile, Small Footprint TSOP-6 Package
• 3000 V ESD Protection On Input Switch, VON/OFF
• Adjustable Slew-Rate
• Compliant to RoHS Directive 2002/95/EC
APPLICATION CIRCUITS
Si3865BDV
40
IL = 1 A
VON/OFF = 3 V
Ci = 10 µF
Co = 1 µF
2, 3
4
32
VOUT
VIN
td(off)
Q2
R1
tf
C1
6
Time (µS)
6
24
16
5
ON/OFF
Co
tr
LOAD
Q1
td(on)
8
Ci
0
1
0
R2
4
6
8
R2 (k)
GND
R2
2
Note: For R2 switching variations with other VIN/R1
combinations See Typical Characteristics
Switching Variation
R2 at VIN = 2.5 V, R1 = 20 k
COMPONENTS
R1
Pull-Up Resistor
Typical 10 k to 1 M*
R2
Optional Slew-Rate Control
Typical 0 to 100 k*
C1
Optional Slew-Rate Control
Typical 1000 pF
The Si3865BDV is ideally suited for high-side load switching
in portable applications. The integrated N-Channel level-shift
device saves space by reducing external components. The
slew rate is set externally so that rise-times can be tailored to
different load types.
* Minimum R1 value should be at least 10 x R2 to ensure Q1 turn-on.
Document Number: 72848
S10-2142-Rev. D, 20-Sep-10
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Si3865BDV
Vishay Siliconix
FUNCTIONAL BLOCK DIAGRAM
Si3865BDV
4
TSOP-6
2, 3
D2
S2
Top View
Q2
R2
1
6
R1, C1
D2
2
5
ON/OFF
6
R1, C1
Q1
5
ON/OFF
D2
3
4
S2
1
Ordering Information: Si3865BDV-T1-E3 (Lead (Pb)-free)
Si3865BDV-T1-GE3 (Lead (Pb)-free and Halogen-free)
R2
ABSOLUTE MAXIMUM RATINGS (TA = 25 °C, unless otherwise noted)
Parameter
Input Voltage
On/Off Voltage
Symbol
Limit
VIN
8
VON/OFF
8
Continuousa, b
Load Current
V
± 2.9
IL
Pulsedb, c
Unit
A
±6
Continuous Intrinsic Diode Conductiona
IS
Maximum Power Dissipationa
PD
0.83
W
TJ, Tstg
- 55 to 150
°C
ESD
3
kV
Operating Junction and Storage Temperature Range
ESD Rating, MIL-STD-883D Human Body Model (100 pF, 1500 )
-1
THERMAL RESISTANCE RATINGS
Parameter
Symbol
Typical
Maximum
Maximum Junction-to-Ambient (continuous current)a
RthJA
125
150
Maximum Junction-to-Foot (Q2)
RthJC
40
55
Unit
°C/W
SPECIFICATIONS (TJ = 25 °C, unless otherwise noted)
Parameter
Symbol
Test Conditions
Min.
Reverse Leakage Current
IFL
VIN = 8 V, VON/OFF = 0 V
Diode Forward Voltage
VSD
IS = - 1 A
Typ.
Max.
Unit
1
µA
- 0.77
-1
V
8
V
Off Characteristics
OnN Characteristics
Input Voltage Range
On-Resistance (P-Channel) at 1 A
On-State (P-Channel) Drain-Current
VIN
RDS(on)
ID(on)
1.8
VON/OFF = 1.5 V, ID = 1 A
VIN = 4.5 V
0.045
0.060
VIN = 2.5 V
0.075
0.100
VIN = 1.8 V
0.135
0.175
VIN-OUT 0.2 V, VIN = 5 V, VON/OFF = 1.5 V
1
VIN-OUT 0.3 V, VIN = 3 V, VON/OFF = 1.5 V
1

A
Notes:
a. Surface Mounted on FR4 board.
b. VIN = 8 V, VON/OFF = 8 V, TA = 25 °C.
c. Pulse test: pulse width 300 µs, duty cycle 2 %.
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation
of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum
rating conditions for extended periods may affect device reliability.
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Document Number: 72848
S10-2142-Rev. D, 20-Sep-10
Si3865BDV
Vishay Siliconix
TYPICAL CHARACTERISTICS (25 °C, unless otherwise noted)
6
0.40
VGS = 5 V thru 2 V
VON/OFF = 1.5 V to 8 V
0.32
4
V DROP (V)
ID - Drain Current (A)
5
3
0.24
TJ = 125 °C
0.16
TJ = 25 °C
1.5 V
2
0.08
1
0.00
0
0
1
2
3
4
0
5
1
2
3
VDS - Drain-to-Source Voltage (V)
4
5
6
IL - (A)
VDROP vs. IL at VIN = 4.5 V
Output Characteristics
1.0
0.6
VON/OFF = 1.5 V to 8 V
0.5
VON/OFF = 1.5 V to 8 V
0.8
V DROP (V)
V DROP (V)
0.4
TJ = 125 °C
0.3
TJ = 25 °C
0.6
TJ = 125 °C
TJ = 25 °C
0.4
0.2
0.2
0.1
0.0
0.0
0.0
0
1
2
3
4
5
6
0.5
1.0
1.5
2.0
2.5
3.0
IL - (A)
IL - (A)
VDROP vs. IL at VIN = 2.5 V
VDROP vs. IL at VIN = 1.8 V
3.5
4.0
125
150
1.4
1.0
IL = 1 A
VON/OFF = 1.5 V to 8 V
1.3
IL = 1 A
VON/OFF = 1.5 V to 8 V
0.6
0.4
TJ = 125 °C
1.2
VIN = 5 V
(Normalized)
R DS(on) - On-Resistance
VDROP (V)
0.8
1.1
VIN = 1.8 V
1.0
0.9
0.2
0.8
TJ = 25 °C
0.0
0
1
2
3
4
5
6
VIN (V)
VDROP vs. VIN at IL = 1 A
Document Number: 72848
S10-2142-Rev. D, 20-Sep-10
7
8
0.7
- 50
- 25
0
25
50
75
100
TJ - Junction Temperature (°C)
Normalized On-Resistance
vs. Junction Temperature
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Si3865BDV
Vishay Siliconix
TYPICAL CHARACTERISTICS (25 °C, unless otherwise noted)
0.5
60
0.4
I S - Source Current (A)
R DS(on) - On-Resistance ()
IL = 1 A
VON/OFF = 1.5 V to 8 V
0.3
0.2
TJ = 125 °C
TJ = 150 °C
TJ = 25 °C
1
0.1
TJ = 25 °C
0.0
0.1
0
1
2
3
4
5
6
7
8
0
0.2
0.4
VIN (V)
0.6
0.8
On-Resistance vs. Input Voltage
1.2
1.4
Source-Drain Diode Forward Voltage
40
25
td(off)
35
20
tf
td(off)
30
Time (µs)
25
Time (µs)
1.0
VSD - Source-to-Drain Voltage (V)
IL = 1 A
VON/OFF = 3 V
Ci = 10 µF
Co = 1 µF
20
15
15
tr
IL = 1 A
VON/OFF = 3 V
Ci = 10 µF
Co = 1 µF
10
tf
td(on)
10
5
tr
5
td(on)
0
0
0
2
4
6
8
10
0
2
4
6
8
R2 (k)
R2 (k)
Switching Variation
R2 at VIN = 4.5 V, R1 = 20 k
Switching Variation
R2 at VIN = 2.5 V, R1 = 20 k
50
10
600
IL = 1 A
VON/OFF = 3 V
Ci = 10 µF
Co = 1 µF
40
td(off)
500
tf
Time (µs)
Time (µs)
400
30
tf
20
200
td(off)
tr
10
IL = 1 A
VON/OFF = 3 V
Ci = 10 µF
Co = 1 µF
300
100
tr
td(on)
td(on)
0
0
0
1
2
3
4
5
6
R2 (k)
Switching Variation
R2 at VIN = 1.8 V, R1 = 20 k
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4
7
8
0
20
40
60
80
100
R2 (k)
Switching Variation
R2 at VIN = 4.5 V, R1 = 300 k
Document Number: 72848
S10-2142-Rev. D, 20-Sep-10
Si3865BDV
Vishay Siliconix
TYPICAL CHARACTERISTICS (25 °C, unless otherwise noted)
350
400
350
tf
300
td(off)
IL = 1 A
VON/OFF = 3 V
Ci = 10 µF
Co = 1 µF
200
Time (µS)
Time (µS)
250
150
300
tr
250
tf
td(off)
200
IL = 1 A
VON/OFF = 3 V
Ci = 10 µF
Co = 1 µF
150
tr
td(on)
100
100
td(on)
50
50
0
0
0
20
40
60
80
100
0
Switching Variation
R2 at VIN = 2.5 V, R1 = 300 k
20
40
60
80
100
Switching Variation
R2 at VIN = 1.8 V, R1 = 300 k
I D - Drain Current (A)
10
10 ms
1
Limited
by RDS(on)*
100 ms
1s
10 s
DC
0.1
TC = 25 °C
Single Pulse
0.01
0.1
1
10
100
VDS - Drain-to-Source Voltage (V)
* VGS > minimum VGS at which RDS(on) is specified
Safe Operating Area, Junction-to-Case
2
Normalized Effective Transient
Thermal Impedance
1
Duty Cycle = 0.5
0.2
Notes:
0.1
PDM
0.1
0.05
t1
t2
1. Duty Cycle, D =
t1
t2
2. Per Unit Base = R thJA = 150 °C/W
0.02
3. T JM - TA = PDMZthJA(t)
Single Pulse
0.01
10- 4
10- 3
4. Surface Mounted
10- 2
10- 1
1
Square Wave Pulse Dureation (s)
10
100
600
Normalized Thermal Transient Impedance, Junction-to-Ambient
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Technology and Package Reliability represent a composite of all qualified locations. For related documents such as package/tape drawings, part marking, and
reliability data, see www.vishay.com/ppg?72848.
Document Number: 72848
S10-2142-Rev. D, 20-Sep-10
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Revision: 02-Oct-12
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Document Number: 91000