Datasheet

PVDD
OUT_A
PWM_A
PWM_B
OUT_C
RESET_A
GND_A
MOTOR
PWM_C
GND_B
GND_C
RESET_C
RESET_B
PWM_AH
PWM_CH
PWM_BH
PWM_AL
PWM_CL
PWM_BL
Controller
OUT_B
OTW
BST_A
GVDD
GVDD
PVDD
PVDD
1000 Fm
Loc
Loc
Loc
3.3
10nF
100nF
100nF
100nF
1 Fm
1 Fm
1 Fm
47 Fm
330 Fm
Controller
(MSP430
C2000or
StellarisMCU)
RESET_A
PWM_B
OC_ADJ
GND
GND_A
GND_B
OUT_B
PVDD_B
AGND
VREG
M3
M2
BST_B
NC
NC
GND
RESET_C
PWM_C
NC
NC
OUT_C
PVDD_C
PVDD_C
NC
RESET_B
GND_C
M1 GND
NC
NC
FAULT
PWM_A
NC
PVDD_A
PVDD_A
OUT_A
100nF
100nF
100nF
M
Rsense_B
Rsense_C
Rsense_A
Rsense_x
or
Vsense<100mV
£ 10mW
GVDD_B
GVDD_A
VDD
BST_C
GVDD_C
GVDD_C
DRV8312
100nF
Roc_adj
1
1 Fm
DRV8312
DRV8332
SLES256D –MAY 2010–REVISED JANUARY 2014 www.ti.com
Figure 9. DRV8312 Application Diagram for Three-Phase Operation
Figure 10. Control Signal Logic with Conventional 6 PWM Input Scheme
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