DRV8843_15 Datasheet, PDF (2/20 Pages) Texas Instruments – DUAL H-BRIDGE DRIVER IC

DRV8843
SLVSAS8C – APRIL 2011 – REVISED AUGUST 2013
DEVICE INFORMATION
Functional Block Diagram
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VM ^VM
V3P3OUT
3.3V
3.3V
AVREF
BVREF
AIN1
AIN2
AI0
AI1
BIN1
BIN2
BI0
BI1
DECAY
nRESET
nSLEEP
nFAULT
Internal
Reference &
Regs
Thermal
Shut down
Int. VCC
LS Gate
Drive
Charge
Pump
HS Gate
Drive
CP1
0.01mF
CP2
VM
VCP
0.1mF
VMA
1MW
VM
Motor
Driver A
AOUT1
DCM
AOUT2
ISENA
Control
Logic
Motor
Driver B
VM
VMB
BOUT1
DCM
BOUT2
ISENB
GND
GND
2
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