Datasheet

Motor
Controller
MOTOR
RS1
OCTW
FAULT
DTC
M_PWM
BST _BK
PH
PH
M_OC
GAIN
OC_ADJ
DC_
BST _A
GH_A
SH_A
GL_A
SO1
SO2
AVDD
AGND
SP1
SN2
SP2
PVDD 1
RT_CLK
COMP
VSENSE
PWRGD
SS_TR
EN_BUCK
PVDD 2
PVDD 2
GVDD
CP1
CP2
EN_
SL
_A
BST _B
GH_B
SH_B
INH
_
INL_
INH
_
INL_
GL
_B
SL_B
BST
_ C
GH_ C
INH
_
INL_
DVDD
REF
SH
_ C
GL_ C
SL_ C
SN1
RS2
PVDD
PVDD
PVDD
VCC ( 3.3V )
VCC
1 mF
2.2 mF
22 nF
1 mF
0.1 mF
4.7 mF
0.1 mF
0.1 mF
0.1 mF
0.1 mF
0.1 mF
10mW
10
mW
47mF
22 mH
0.015 mF
10kW
120
pF
6.8 nF
16.2 KW
205 kW
10kW
10kW
10kW
31.6kW
VCC
GND
PGND
AGND
1 nF
1 nF
GND
4.7 mF
470mF
3 .3
10 nF
PVDD
GND
Power
Pad
BIAS
CAL
GATE
A
A
B
B
C
C
POWER PAD - GND
GPIO
PWM
ADC
1 MW
DRV8302
www.ti.com SLES267 –AUGUST 2011
APPLICATION SCHEMATIC EXAMPLE
Example:
Buck: PVDD= 3.5V – 40V, Iout_max = 1.5A, Vo = 3.3V, Fs = 570 kHz
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Product Folder Link(s): DRV8302