DRV8312_14 Datasheet, PDF (14/36 Pages) Texas Instruments – Three Phase PWM Motor Driver

DRV8312
DRV8332
SLES256D – MAY 2010 – REVISED JANUARY 2014
During T_OC Period
PVDD
PWM_HS
Load
Current
CBC with High Side OC
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Current Limit
Load
PWM_HS
PWM_LS
GND_X
PWM_LS
T_HS T_OC T_LS
Figure 6. Cycle-by-Cycle Operation with High Side OC (dashed line: normal operation; solid line: CBC
event)
During T_OC Period
CBC with Low Side OC
PVDD
PWM_HS
Load
Current
Current Limit
Load
PWM_HS
PWM_LS
PWM_LS
GND_X
T_LS T_OC T_HS
Figure 7. Cycle-by-Cycle Operation with Low Side OC (dashed line: normal operation; solid line: CBC
event)
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