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| DRV8432_15 Datasheet, PDF (11/42 Pages) Texas Instruments – DRV84x2 Dual Full-Bridge PWM Motor Driver | |||
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www.ti.com
7.2 Functional Block Diagram
OTW
FAULT
M1
M2
M3
Internal Pullup
Resistors to VREG
Protection
and
I/O Logic
RESET_AB
RESET_CD
PWM_D
PWM
Rcv.
Ctrl.
PWM_C
PWM
Rcv.
Ctrl.
PWM_B
PWM
Rcv.
Ctrl.
PWM_A
PWM
Rcv.
Ctrl.
DRV8412, DRV8432
SLES242G â DECEMBER 2009 â REVISED DECEMBER 2014
Under-
voltage
Protection
4
4
Power
On
Reset
Temp.
Sense
VREG
VDD
VREG
AGND
GND
Overload
Protection
Timing
Gate
Drive
Timing
Gate
Drive
Timing
Gate
Drive
Timing
Gate
Drive
Isense
FB/PFBâConfiguration
Pulldown Resistor
FB/PFBâConfiguration
Pulldown Resistor
FB/PFBâConfiguration
Pulldown Resistor
FB/PFBâConfiguration
Pulldown Resistor
OC_ADJ
GVDD_D
BST_D
PVDD_D
OUT_D
GND_D
GVDD_C
BST_C
PVDD_C
OUT_C
GND_C
GVDD_B
BST_B
PVDD_B
OUT_B
GND_B
GVDD_A
BST_A
PVDD_A
OUT_A
GND_A
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