DRV8704 Datasheet, PDF (11/38 Pages) Texas Instruments – Dual H-Bridge PWM Gate Driver

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7.2 Functional Block Diagram
VM
1 µF
0.1 µF
1 µF
10 mA
0.1 µF
VCP
CP2
CP1
VINT
V5
AIN1
AIN2
BIN1
BIN2
SLEEPn
RESET
SCS
SCLK
SDATI
SDATO
VM
VM
0.01 µF
+
Bulk
Power
Charge
Pump
VCP
HS
Gate Driver
VGLS
LS
1.8-V LDO
5.0-V LDO
V_GLS LDO
Control
Inputs
Serial
Interface
VCP
HS
Gate Driver
VGLS
LS
Logic
+
AV
VREF
-
DAC
VCP
HS
Gate Driver
VGLS
LS
nFAULT
Output
Protection
Overcurrent
Undervoltage
Thermal
Gate Drive
VCP
HS
Gate Driver
VGLS
LS
+
AV
VREF
-
DAC
PPAD GND GND
DRV8704
SLVSD29 – OCTOBER 2015
VM
A1HS
AOUT1
A1LS
VM
A2HS
AOUT2
A2LS
AISENP
AISENN
BDC
R_SENSE
VM
B1HS
BOUT1
B1LS
VM
B2HS
BOUT2
B2LS
BISENP
BISENN
BDC
R_SENSE
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