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DRV8332 Datasheet(PDF) 7 Page - Texas Instruments

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Part # DRV8332
Description  Three Phase PWM Motor Driver
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

DRV8332 Datasheet(HTML) 7 Page - Texas Instruments

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DRV8312
DRV8332
www.ti.com
SLES256 – MAY 2010
ELECTRICAL CHARACTERISTICS
TA = 25 °C, PVDD = 50 V, GVDD = VDD = 12 V, fSw = 400 kHz, unless otherwise noted. All performance is in accordance
with recommended operating conditions unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Internal Voltage Regulator and Current Consumption
VREG
Voltage regulator, only used as a reference node
VDD = 12 V
2.95
3.3
3.65
V
Idle, reset mode
9
12
mA
IVDD
VDD supply current
Operating, 50% duty cycle
10.5
Reset mode
1.7
2.5
mA
IGVDD_X
Gate supply current per half-bridge
Operating, 50% duty cycle
8
IPVDD_X
Half-bridge X (A, B, or C) idle current
Reset mode
0.7
1
mA
Output Stage
MOSFET drain-to-source resistance, low side (LS)
TJ = 25°C, GVDD = 12 V
80
m
RDS(on)
MOSFET drain-to-source resistance, high side (HS)
TJ = 25°C, GVDD = 12 V
80
m
VF
Diode forward voltage drop
TJ = 25°C - 125°C, IO = 5 A
1
V
tR
Output rise time
Resistive load, IO = 5 A
14
nS
tF
Output fall time
Resistive load, IO = 5 A
14
nS
tPD_ON
Propagation delay when FET is on
Resistive load, IO = 5 A
38
nS
tPD_OFF
Propagation delay when FET is off
Resistive load, IO = 5 A
38
nS
tDT
Dead time between HS and LS FETs
Resistive load, IO = 5 A
5.5
nS
I/O Protection
Gate supply voltage GVDD_X undervoltage
Vuvp,G
8.5
V
protection threshold
Vuvp,hyst
(1)
Hysteresis for gate supply undervoltage event
0.8
V
OTW(1)
Overtemperature warning
115
125
135
°C
OTWhyst
(1)
Hysteresis temperature to reset OTW event
25
°C
OTSD(1)
Overtemperature shut down
150
°C
OTE-
OTE-OTW overtemperature detect temperature
25
°C
OTWdifferential
(1)
difference
Hysteresis temperature for FAULT to be released
OTSDHYST
(1)
25
°C
following an OTSD event
IOC
Overcurrent limit protection
Resistor—programmable, nominal, ROCP = 27 kΩ
9.7
A
Time from application of short condition to Hi-Z of
IOCT
Overcurrent response time
250
ns
affected FET(s)
Static Digital Specifications
VIH
High-level input voltage
PWM_A, PWM_B, PWM_C, M1, M2, M3
2
3.6
V
VIH
High-level input voltage
RESET_A, RESET_B, RESET_C
2
3.6
V
PWM_A, PWM_B, PWM_C, M1, M2, M3,
VIL
Low-level input voltage
0.8
V
RESET_A, RESET_B, RESET_C
llkg
Input leakage current
-100
100
mA
OTW / FAULT
Internal pullup resistance, OTW to VREG, FAULT to
RINT_PU
20
26
35
k
VREG
Internal pullup resistor only
2.95
3.3
3.65
VOH
High-level output voltage
V
External pullup of 4.7 k
Ω to 5 V
4.5
5
VOL
Low-level output voltage
IO = 4 mA
0.2
0.4
V
(1)
Specified by design
Copyright © 2010, Texas Instruments Incorporated
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