DRV8320 Datasheet, PDF (22/80 Pages) Texas Instruments – 6 to 60-V Three-Phase Smart Gate Driver

DRV8320, DRV8320R
DRV8323, DRV8323R
SLVSDJ3 – FEBRUARY 2017
Functional Block Diagram (continued)
VM
VM
1 …F
>10 …F 0.1 …F
VCP
CPH
47 nF
CPL
VCP
Charge
Pump
VGLS
30 mA
1 …F
DVDD
AGND
PGND
VGLS
Linear
Regulator
DVDD
Linear
Regulator
Power
ENABLE
INHA
INLA
INHB
INLB
INHC
Control
Inputs
INLC
MODE
IDRIVE
VDS
VIN
VIN
nSHDN
C_IN
BGND
Digital
Core
Smart Gate
Drive
Protection
Buck Regulator
(LMR16006X)
VCP
HS
VGLS
LS
Gate Driver
VCP
HS
VGLS
LS
Gate Driver
VCP
HS
VGLS
LS
Gate Driver
Fault Output
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VDRAIN
VM
GHA
SHA
GLA
SLA
VM
GHB
SHB
GLB
SLB
VM
GHC
SHC
GLC
SLC
VCC
nFAULT ^RPU
CB
0.1 µF
SW
L_{OUT 600 mA}
FB ^DOUT
R_FB1
C_OUT
R_FB2
Figure 12. Block Diagram for DRV8320RH
22
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