IRF IR3230STRPBF

April 2, 2012
IR3230SPbF
3 PHASE CONTROLLER
FOR DC BRUSHLESS MOTOR
Features:
Application:













Up to 50 KHz PWM switching capability.
No bootstrap capacitor.
Trapezoidal 120° or 60° compatibility.
Forward and reverse direction.
Regeneration mode.
Programmable over current shutdown.
Programmable over temperature shutdown.
E.S.D protection.
Lead-free, RoHS compliant.
E-bike
Fan and pump
Actuators system
Compressor
Package:
Description:
SOIC-28L Wide Body
The IR3230 is a three-phase brushless DC motor
controller/driver with many integrated features.
They provide large flexibility in adapting the IR3230 to a
specific system requirement and simplify the system
design.
Typical connection:
+Vbat
Cpum p
Cd
+
+
CTN
Pmp
Vcc
G nd_p
Tp
Shtp
Ground
C8
Rshunt
Shtm
Vss
+5v
Pow er_m osfet
5.6V
G nd
IR3230
G nd
Rdig_in
Ho1
Ghs1
Vs1
Sk_ph1
Lo1
Gls1
Ho2
Ghs2
Vs2
Sk_ph2
Lo2
Gls2
Ho3
Ghs3
Vs3
Sk_ph3
Lo3
Gls3
Vbattery
Out_Supply
Ph1
Ph1
Ph2
Rdig_in1
Ph2
Ph3
Flt
Ph3
+5v
D ig ita l
I/O
Rdig_in2
Gnd
Flt_rst
G nd_p
120/60
+5v
Sens1
Sens2
Sens3
Gnd
Rdig_in3
Rev /Fwd
Gndpwr
Rdig_in4
Mot/Regen
+5v
Rdig_in5
Pwm
En
Gnd
Rdig_in6
Sens1
Sens2
Sens3
G nd
* Qualification standards can be found on IR’s web
site ww.irf.com
© 2012 International Rectifier
1
IR3230SPbF
Qualification Information
†
Qualification Level
Moisture Sensitivity Level
Machine Model
ESD
Human Body Model
Charged Device Model
IC Latch-Up Test
RoHS Compliant
†
††
††
Industrial
Comments: This family of ICs has passed JEDEC industrial
qualification. IR’s Consumer qualification level is granted by extension of
the higher Industrial level.
SOIC28W
MSL3 260°C
(per IPC/JEDEC J-STD-020)
Class A
(per JEDEC standard JESD22-A115)
Class 1C
(per JEDEC standard JESD22-A114)
Class IV
(per JEDEC standard JESD22-C101)
Class II, Level A
(per JEDEC standard JESD78)
Yes
Qualification standards can be found at International Rectifier’s web site
http://www.irf.com/
Higher qualification ratings may be available should the user have such requirement.
Please contact your International Rectifier sales representative for further information.
www.irf.com
2
IR3230 SPbF
Absolute Maximum Ratings
Absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. (Tj= -40°C..150°C,
Vcc=6..65V unless otherwise specified).
Symbol
Parameter
V Gnd to Vcc
V Gndpwr to Vcc
V Gnd to Gndpwr
V Latch test
V Dig in to Vcc
V Flt to Vcc
V Vsx to Vcc
V Shtp to Vcc
V Shtm to Vcc
V Out_supply to Vcc
V Tp to Vcc
I flt
Pd 3230s
Tj max.
Maximum Gnd to Vcc voltage
Maximum Gndpwr to Vcc voltage
Maximum Gnd to Gndpwr voltage
Maximum power supply voltage to perform the latch test
Maximum all digital input to Vcc voltage
Maximum Flt to Vcc voltage
Maximum Vsx to Vcc voltage
Maximum Shtp to Vcc voltage
Maximum Shtm to Vcc voltage
Maximum Out_supply to Vcc voltage
Maximum Tp to Vcc voltage
Maximum continous output current on the Flt pin
Maximum power dissipation (1)
Rth=80°C/W
Max. storage & operating temperature junction temperature
Min.
-0.3
-0.3
-40

-0.3
-0.3
-1.5
-0.3
-0.3
-0.3
-0.3


-40
Max.
75
65
40
50
75
75
75
0.3
75
75
75
4
1.5
150
Units
V
V
V
V
V
V
V
V
V
V
V
mA
W
°C
Thermal Characteristics
Symbol
Parameter
Rth 3230s
Thermal resistance junction to ambient
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Typ.
Max.
80

Units
°C/W
3
IR3230SPbF
Recommended Operating Conditions
These values are given for a quick design. For operation outside these conditions, please consult the application notes.
Symbol
Parameter
Vcc opp
Cpump
Max consumption
Vss
Cd
R Dig in
Power supply voltage
Charge pump capacitor
R pld Flt
RVsx
RLox
F_Hox max
F_Lox max
Min.
Max.
Units
6
0.22
60
4.7
V
µF
Maximum consumption on the Vss
Recommended capacitor between Vcc and Vss
Recommended resistor in series with digital input pin
Recommended pull down resistor on the Flt pin (no internal
pull down)
Recommended resistor in series with high side source
(recommended RVsx = RLox)
Recommended resistor in series with low side gate
Maximum recommended high side MOSFET frequency
(Hox-Vsx) load =2.2nF, Cpump = 220nF
Maximum recommended low side MOSFET frequency
Lox load =2.2nF, Cpump = 220nF
100
µA
10
0
100
10
nF
k
1.5
-
k
5
100

5
100

2
kHz
50
kHz
Static Electrical Characteristics
Tj=25°C, Vcc=48V (unless otherwise specified), Dig in = All except Hox, Lox, Vsx, Flt, Pmp, Tp, Shtp, Shtm, Vcc, Gnd,
Gndpwr, Out_supply.
Symbol
Parameter
Min.
Typ.
Max.
Units
Test Conditions
I Gnd Slp
I Gnd On
I Out_supply
I Flt
V Flt
V dig_in Off
V dig_in On
V dig_in Hyst
I dig_in On
I sensor
V Hox-Vsx
V Lox
I Hox
Out_Gndpwr
I Hox Out_Vcc
Supply current in low consumption mode
Gnd current when the device is awake
Out _supply output current
Flt pin output current
Flt pin output voltage
All digital input Low threshold voltage
All digital input High threshold voltage
All digital input hysteresis
All digital input On state current
All digital input On state current
High side gate voltage
Low side gate voltage
0.3
1.2
1
3
4.5
0.6
1.9
1.3
3.8
8.8
5.8
5.8
1
2.5
1.7
6.6
5
1
2.8
1.8
8
18
6.1
6.5
2
4
3.1
10
5.8
1.6
3.8
2.5
16
36
7
11
mA
mA
mA
mA
V
V
V
V
µA
µA
V
V
En = 0;
En = 1;
Vout_Vcc >6V
Flt = Gnd when fault
I Flt = 10µA
High side gate output current Vsx < Vcc
38
50
85
mA
Hox = Vsx
High side gate output current Vsx > Vcc
7
15
19
mA
I Hox In
High side gate input current
70
110
250
mA
I Lox Out
I Lox In
Low side gate output current
Low side gate input current
250
250
350
350
700
700
mA
mA
Hox = Vsx
(Hox –Vsx)=6V,
Vsx = Vcc
Lox = Gndpwr
Lox = 6V
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Vdig in= 5v
Vsensx = ov
4
IR3230 SPbF
Switching Electrical Characteristics
Vcc=48V, Tj=25°C (unless otherwise specified)
Parameter
Cpump
Time to charge the pump
capacitor
Tpwr_on_rst
Tr1 Hox-Vsx
Tr2 Hox-Vsx
Tf1 Hox-Vsx
High side
Tf2 Hox-Vsx
Td1 MtoR Hox off
Td2 MtoR Hox off
Td1 RtoM Hox on
Td2 RtoM Hox on
Low side
Motor & Regen mode
Min.
Typ.
Symbol
Power on reset time
Rise time high side gate with
Vsx = gndpwr
Rise time high side gate with
Vsx = Vcc
Fall time high side gate with
Vsx = Gndpwr
Fall time high side gate with
Vsx = Vcc
Motor to Regen mode High
side turn-off delay time
Vsx = gndpwr
Motor to Regen mode High
side turn-off delay time
Vsx = Vcc
Regen to Motor mode High
side turn-on delay time
Vsx = gndpwr
Regen to Motor mode High
side turn-on delay time
Vsx = Vcc
Max.
Units
1.5
5
8
ms
180
600
1200
µs
0.1
0.3
0.5
µs
0.8
2.5
5
µs
0.05
0.15
0.25
µs
0.15
0.7
1.4
µs
0.1
0.3
0.5
µs
0.8
2.5
5
µs
0.1
0.3
0.5
µs
0.8
2.5
5
µs
Tr Lox
Low side rise time to turn on
0.04
0.1
0.3
µs
Tf Lox
Low side fall time to turn off
0.04
0.1
0.3
µs
Td MtoR Lox on
Motor to Regen mode low
side turn-on delay time
0.1
0.25
0.5
µs
Td RtoM Lox off
Regen to Motor mode low
side turn-off delay time
0.1
0.25
0.5
µs
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Conditions
Cpump = 220nF from
EN = hi to (VcpumpVcc) = 5.3v
Cpump = 6V
(Hox-Vsx) load =2.2nF
From 10% to 90%
(Hox-Vsx) load =2.2nF
From 10% to 90%
(Hox-Vsx) load =2.2nF
From 90% to 10%
(Hox-Vsx) load =2.2nF
From 90% to 10%
(Hox-Vsx) load =2.2nF
from 50% of Reg/mot
to 90% of (Hox – Vsx)
(Hox-Vsx) load =2.2nF
from 50% of Reg/mot
to 90% of (Hox – Vsx)
(Hox-Vsx) load =2.2nF
from 50% of Reg/mot
to 10% of (Hox – Vsx)
(Hox-Vsx) load =2.2nF
from 50% of Reg/mot
to 10% of (Hox – Vsx)
Lox load =2.2nF
From 10% to 90%
Lox load =2.2nF
From 90% to 10%
Lox load =2.2nF
from 50% of Reg/mot
to 10% of Lox
Lox load =2.2nF
from 50% of Reg/mot
to 10% of Lox
5
Low side
High side
Low side
IR3230SPbF
Regen mode
Min.
Typ.
Symbol
Parameter
Max.
Units
Td Pwm Lox on
Pwm to low side turn-on
delay time
0.1
0.25
0.5
µs
Td Pwm Lox off
Pwm to low side turn-off
delay time
0.1
0.25
0.5
µs
Symbol
Parameter
Motor Mode
Min.
Typ.
Max.
Units
Td1 Sensx Hox on
Sensor to high side turn-on
delay time Vsx = gndpwr
0.1
0.25
0.5
µs
Td2 Sensx Hox on
Sensor to high side turn-on
delay time Vsx = Vcc
0.8
2.5
5
µs
Td1 Sensx Hox off
Sensor to high side turn-off
delay time Vsx = gndpwr
0.1
0.25
0.5
µs
Td2 Sensx Hox off
Sensor to high side turn-off
delay time Vsx = Vcc
0.8
2
5
µs
Td Pwm Lox on
Pwm to low side turn-on
delay time
0.1
0.25
0.5
µs
Td Pwm Lox off
Pwm to low side turn-off
delay time
0.1
0.25
0.5
µs
Td Sensx Lox on
Sensor to low side turn-off
delay time
0.1
0.25
0.5
µs
Td Sensx Lox off
Sensor to low side turn-off
delay time
0.1
0.25
0.5
µs
Conditions
Lox load =2.2nF
from 50% of Pwm to
10% of Lox
Lox load =2.2nF
from 50% of Pwm to
90% of Lox
Conditions
(Hox-Vsx) load =2.2nF
from 50% of Sensx to
10% of (Hox - Vsx)
(Hox-Vsx) load =2.2nF
from 50% of Sensx to
10% of (Hox – Vsx)
(Hox-Vsx) load =2.2nF
from 50% of Sensx to
90% of (Hox – Vsx)
(Hox-Vsx) load =2.2nF
from 50% of Sensx to
90% of (Hox – Vsx)
Lox load =2.2nF
from 50% of Pwm to
10% of Lox
Lox load =2.2nF
from 50% of Pwm to
90% of Lox
Lox load =2.2nF
from 50% of Sensx to
10% of Lox
Lox load =2.2nF
from 50% of sensx to
90% of Lox
Protection Characteristics
Vcc=48V, Tj=25°C (unless otherwise specified).
Symbol
Parameter
Tsd int
Maximum over current shutdown
threshold between Shtp and Shtm
External over temperature
threshold
Internal over temperature threshold
Dly Latch set
Delay to set the latch
Dly Latch reset
Delay to reset the latch by Flt_rst
pin
Vth Isd
Vth Tsd
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Guaranteed by design
Min.
Typ.
Max.
Units
65
80
97
mV
45
50
55
%
150
165
0.3
1
3
µs
5
25
60
µs
Conditions
Rshunt =5 m  Imax
=20A
(Vtemp-VSht+)/(VssVSht+)
°C
Delay fault from
Vth(Isd) = 200mV
6
IR3230 SPbF
UV Pump on
UV Pump off
UV Pump hyst
UV Vss
UV Vcc gnd
UV Vcc gndpwr
Shtp – Pmp charge pump under
voltage on
Shtp – Pmp charge pump under
voltage off
Shtp – Pmp charge pump under
voltage hysteresis
Vcc (Shtp)- Vss under voltage
Vcc (Shtp)-Gnd under voltage
Vcc-Gndpwp under voltage
4.9
5.3
5.75
V
4.5
4.9
5.4
V
0.2
0.37
0.6
V
3.9
4.6
4.6
4.8
5.4
5.4
5.7
6
6
V
V
V
Lead Assignments 4.6
Part number
IR3230SPbF
Lead assignments
1
2
3
4
5
6
7
8
9
10
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120/60
Rev/Fwd
Mot/Regen
Pwm
En
Flt_rst
Flt
Out_supply
Gnd
Shtp
11
12
13
14
15
16
17
18
19
20
Shtm
Tp
Vss
Lo1
Lo2
Lo3
Gndpwr
Vcc
Pmp
Ho1
21
22
23
24
25
26
27
28
Vs1
Ho2
Vs2
Ho3
Vs3
Sens3
Sens2
Sens1
SOIC-28L Wide Body
7
IR3230SPbF
Typical Schematic:
+Vbat
Cpum p
Cd
+
+
Vcc
Pmp
G nd_p
Tp
CTN
Shtp
Ground
C8
Rshunt
Shtm
Vss
+5v
Pow er_m osfet
5.6V
G nd
Ho1
Ghs1
Vs1
Sk_ph1
Lo1
Gls1
Ho2
Ghs2
Vs2
Sk_ph2
Lo2
Gls2
Ho3
Ghs3
Vs3
Sk_ph3
Lo3
Gls3
IR3230
G nd
Rdig_in
Vbattery
Out_Supply
Ph1
Ph1
Ph2
Ph2
Ph3
Flt
Rdig_in1
+5v
Ph3
D ig ita l
I/O
Rdig_in2
Gnd
Flt_rst
G nd_p
120/60
+5v
Sens1
Sens2
Sens3
Gnd
Rdig_in3
Rev /Fwd
Gndpwr
Rdig_in4
Mot/Regen
+5v
Rdig_in5
Pwm
En
Sens1
Sens2
Sens3
Gnd
Rdig_in6
G nd
High side source connection for high current application:
R43
IRFB3207z
1
10
D1
Schottky
R46
U3
3
G hsx
2
Vcc
60V low Vf
V sx
100k
R55
10
Phx
C20
1u
2
IRFB3207z
G lox
R49
1
U6
3
20
R52
100k
Ground
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8
IR3230 SPbF
Functional Block Diagram
All values are typical
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9
IR3230SPbF
V cc
IR 3 2 3 0
Pm p
V cc
Internal Power supply
Vss
UVPmp
UVVss
En+rst+UV
Pw r on rst
UVv cc
Gnd
C h a rg e
pum p
En
On_of f / Cp
Pwr on rst
Out
Vcc
Out
Vss
O ut_supply
Flt_rst
Pmp
Vcc
Vcc
UV Vss&Vcc
V ss
Vcc
Vcc
Pwonrst
0
Ch_p
In_ls
0_p
UV
Pwonrst
UVPmp
UVvcc
UVVss
Ls1
Gls
Ch_p
Ghs
In_ls
0_p
H o2
In_hs
Gls
V s2
Sk
0_p
Ls3
D rive r3
In_hs
Out3
Out4
Out5
In7
In3
In4
In5
Out7
Out6
Out2
In2
V s3
Gls
Lo3
0_p
G ndpw r
Latch_iso
0_p
Pw r on rst
In6
Out1
In1
Spply _drv
0_p
In_ls
Reset
L e ve l S h ifte r
H o3
Ghs
Sk
Flt_rst
P ow er
su p p ly
Ch_p
Flt_ltch
S3
Lo2
Hs3
In_l
Out_l
O u t_ s u p p ly
Lo1
D rive r2
En
O ut_supply
V s1
0_p
Hs2
Fault
In3 Out3
Ghs
Ls2
Enable
S e n s3
In_hs
S2
Pwm
In2 Out2
H o1
Hs1
Sk
D e co d e r
Regen_motion/
S e n s2
S1
120°_60°/
L e ve l S h ifte r
In1 Out1
Fwd_Rev/
S e n s1
D rive r1
R e v /F w d
1 2 0 /6 0
M o t/R e g e n
Pw m
Diag
0
Shtp
Vss
OVT
V cc
Ctn
G nd
O ve r_ cu rre n t
p ro te ctio n
OVI
O ve r_ te m p e ra tu re
p ro te ctio n
Shtn
En
S h tp
S h tm
0.5mA
F lt
F lt_ rs t
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V ss
0
Tp
V ss
10
IR3230 SPbF
Simplified schematic:
Cp
Vcc
75v
Dz11
75v
6v
Dig_in
I = 5mA
100k
Vdd
Gnd
6v
300k
I = 40mA
Hox
DZ10
U2
75v
Figure 1: Digital input
Dz9
6v
I = 200mA
Vsx
Vcc
Figure 5: Hox output
7.5k
75v
I = 20µA
2M
Fault
Vcc
6v
6v
Gnd
3
Shtp
Figure 2: Fault output
75v
6v
Vcc
Vss
75v
I = 1.6mA
I = 1mA
Gnd
Out_supply
Figure 6: Vss pin
Figure 3: Out_supply
Shtp
Vcc
10
Vcc
I = 40mA
75v
Lox
300k
11v
6v
+
I = 200mA
Gnd_pwr
100mV
80mV
Figure 4: Lo output
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Shtm
100k
Figure 7: Sht_in
11
IR3230SPbF
Decoder Table:
Inputs
Outputs
Motor
Sensor electrical phasing
S1
S2
S3
S1
S2
S3
Rev/Fwd
Mot/Regen
En
0
1
1
1
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
1
1
1
0
0
0
0
1
1
1
0
0
0
1
1
1
1
1
1
0
0
0
1
1
1
0
0
0
0
0
1
1
1
0
0
0
1
1
1
0
1
0
0
0
1
1
1
0
0
0
1
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
x
x
x
x
x
x
x
0
1
x
x
x
x
x
x
x
x
0
1
0
0
1
1
0
1
0
1
0
1
0
x
x
x
x
1
1
Top drives
Flt
Ho1
Motor mode
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
0
0
Regen mode
0
0
Disable mode
0
0
Fault mode
1
0
1
0
Bottom drives
Ph1
Ph2
Ph3
1
1
Hz
0
0
Hz
0
0
Hz
1
1
Hz
0
Hz
1
1
Hz
0
1
Hz
0
0
Hz
1
Hz
0
0
Hz
1
1
Hz
1
1
Hz
0
0
Direction
Ho2
Ho3
Lo1
Lo2
Lo3
0
0
1
1
0
0
1
0
0
0
0
1
0
0
0
0
1
1
0
1
1
0
0
0
0
0
0
Pwm
Pwm
0
Pwm
Pwm
0
0
0
0
Pwm
0
0
0
0
Pwm
0
0
Pwm
Pwm
0
0
0
Pwm
Pwm
0
0
0
0
0
0
0
Pwm
Pwm
0
0
Pwm Pwm Pwm
0
0
0
0
0
Hz
Hz
Hz
Off
0
0
0
0
0
0
0
0
0
0
Hz
Hz
Hz
Hz
Hz
Hz
Off
Buck converter
Fwd direction
Diagnostic
120/60 =1
120° mode
Rev direction
Operating mode selection
120/60 =0
60° mode
Generator
Keys
x
1
0
Hz
Pwm
Don't care
Active
not active
High impedance
Signal on the pwm input
Fault Table:
Flt = 1
Flt = 1
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latched fault
If [V(Sht+) - V(Sht-)] > 80mv
or
If [V(Vcc) - V(Tp)] > 50% of
[V(Vcc) -V(Vss)]
or
If the sensor code is wrong
Not latched fault
If Flt_rst = 5v
or
If one of all UV is activated
or
If En is not activated
or
If the Tpwr_on_rst is activated
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IR3230 SPbF
Logical equation:
1) 120° mode:
 Forward direction:
o
o
o
Ho1  S1  S 2
Ho2  S 2  S 3
Ho3  S 3  S1
o
o
o
Lo1  S1  S 2
Lo2  S 2  S 3
Lo3  S 3  S1
 Reverse direction:
o
o
o
Ho1  S1  S 2
Ho2  S 2  S 3
Ho3  S 3  S1
o
Lo1  S1  S 2
Lo2  S 2  S 3
Lo3  S 3  S1
o
Lo1  S 2  S 3
Lo2  S1  S 2
Lo3  S1  S 3
o
o
2) 60° mode:
 Forward direction:
o
o
Ho1  S 2  S 3
Ho2  S1  S 2
o
o
Ho3  S1  S 3
o
 Reverse direction:
o
Ho1  S 2  S 3
o
Ho2  S1  S 2
Ho3  S1  S 3
o
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o
o
Lo1  S 2  S 3
o
Lo3  S1  S 3
Lo2  S1  S 2
13
IR3230SPbF
Shtp & Shtm, over Current protection:
The IR3230 has shunt interface input: Shtp & Shtm. This shunt measurement is referenced to the Vcc (measurement on
the battery line). Thanks to the shunt value and an external divider resistor, the user can adjust the maximum current in
the motor. The internal threshold is Vth Isd. This protection is latched so the Flt output is activated (High state) to provide
a diagnostic to the µP. This protection can be reset by activating Flt_rst high for more than Trst time. This protection works
only in the motor mode.
Tp & Vss, over temperature protection:
The IR3230 has CTN interface input: Tp, Vss. This CTN is referenced to the Vss. Thanks to an external resistor in series
with the CTN resistor; the user can adjust the maximum temperature threshold. The internal threshold is Vth Tsd. This
protection is latched so the Flt output is activated (high state) to provide a diagnostic to the µP. This protection can be
reset by activating Flt_rst high for more than Trst time.
Mot/Regen:
This digital input allows selecting the motor mode or the regeneration mode (braking mode). The µP needs to implement a
delay to switch from one to the other to avoid shoot through short circuit and activate the over current fault. This can be
calculating by using the “Td xxx xx” parameters in the Switching electrical characteristics. Use the following parameters as
a simple rule:
 Delay to go from the motor mode to the regen mode: use the maximum of the Td2 MtoR Hox off + the
maximum of the Tf2_Hox-Vsx parameter.
 Delay to go from the regen mode to the motor mode: use the maximum of the Td1 RtoM Lox off + the
maximum of theTf Lox parameter.
Pwm:
In motion mode, through the pwm input, the µp controls the speed of the motor. This input provides duty cycle and the
frequency to the low side switches in order of the sensor table selected by logical sensor input.
In regen mode (buck converter operation), It provides the duty cycle and the frequency to the 3 low side switches in same
time independently of the sensor input sequence. So the µP can controls the regeneration current level in the battery and
breaking the motor.
En:
The input Pin enable allows switching off all output power Mosfets and the Charge pump. This reduces the consumption
of the device. The Out_supply output stays active to power supply the µP even if the Enable is set at 0V. En pin high wake
up the device. When the voltage of charge pump capacitor reaches the UV pump threshold, the device wait for the power
reset (Pwr on rst) and then it is ready to operate.
120/60°:
This digital input selects the right sensor table in order to the sensor electrical position 120° or 60°.
Out_supply:
This output provides a 1.6mA regulated current. This output can be used as a biasing to create a power supply thanks to
an external zener diode and a bipolar ballast transistor. The created voltage of this power supply is defined by the value of
the zener diode implemented. This power supply could be used to supply all external circuitries (Sensor, µP…).
Rev/Fwd:
This digital input selects the right sensor table in order to choose the motor direction forward and reverse.
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14
IR3230 SPbF
Fault:
A minimum pull down resistor to gnd must be used to limit the current on this output. Please refer to the Absolute
maximum ratings table. There is no internal pull down: value is undefined when not in fault if no external pull down resistor
is used.
Refer to Fault table to check witch event will be latched or not.
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15
IR3230SPbF
Parameters curves:
140
500
I Hox Vcc
450
I Hox in
400
Low side gate current in mA
High side gate current in mA
120
I Hox Gnd
100
80
60
40
20
0
350
300
250
200
150
100
I Lox
50
I Lox in
0
-50 -25
0
25
50
75
100 125 150
-50 -25
0
25
Temperature in °C
50
75
100 125 150
Temperature in °C
Figure 1: High side gate current vs.
temperature
Figure 2: Low side gate current vs.
temperature
7,2
88
V Hox -Vsx
86
V Lox
6,8
84
Vth Isd in mV
Output Gate voltage in V
7,0
6,6
6,4
6,2
6,0
82
Vth Isd
80
78
76
74
5,8
-50
-25
0
25
50
75
100 125 150
Temperature in °C
Figure3: Output
temperature
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gate
voltage
-50 -25
0
25
50
75 100 125 150
Tj, junction temperature in °C
vs.
Figure4: Vth Isd Vs Tj
16
IR3230 SPbF
Package outline:
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17
IR3230SPbF
C
CARRIER TAPE DIMENSION FOR 28SOICW
Metric
Imperial
Code
Min
Max
Min
Max
A
11.90
12.10
0.468
0.476
B
3.90
4.10
0.153
0.161
C
23.70
24.30
0.933
0.956
D
11.40
11.60
0.448
0.456
E
10.80
11.00
0.425
0.433
F
18.20
18.40
0.716
0.724
G
1.50
n/a
0.059
n/a
H
1.50
1.60
0.059
0.062
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18
IR3230 SPbF
REEL DIMENSIONS FOR 28SOICW
Metric
Imperial
Code
Min
Max
Min
Max
A
329.60
330.25
12.976
13.001
B
20.95
21.45
0.824
0.844
C
12.80
13.20
0.503
0.519
D
1.95
2.45
0.767
0.096
E
98.00
102.00
3.858
4.015
F
n/a
30.40
n/a
1.196
G
26.50
29.10
1.04
1.145
H
24.40
26.40
0.96
1.039
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19
IR3230SPbF
Part Marking Information
Ordering Information
Base Part Number
IR3230SPBF
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Standard Pack
Package Type
SOIC28W
Complete Part Number
Form
Quantity
Tube/Bulk
25
IR3230SPBF
Tape and Reel
1000
IR3230STRPBF
20
IR3230 SPbF
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reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and
services at any time and to discontinue any product or services without notice. Part numbers designated with the “AU”
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IR warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with
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customers should provide adequate design and operating safeguards.
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IR products are neither designed nor intended for use in automotive applications or environments unless the specific IR
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For technical support, please contact IR’s Technical Assistance Center
http://www.irf.com/technical-info/
WORLD HEADQUARTERS:
101 N. Sepulveda Blvd., El Segundo, California 90245
Tel: (310) 252-7105
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21
IR3230SPbF
Revision History
Revision
A
B
www.irf.com
Date
26/03/12
August 7, 2012
Notes/Changes
First release
Typo correction front page
22