DRV8320_17 Datasheet, PDF (26/89 Pages) Texas Instruments – 6 to 60-V Three-Phase Smart Gate Driver

DRV8320, DRV8320R
DRV8323, DRV8323R
SLVSDJ3A – FEBRUARY 2017 – REVISED APRIL 2017
Functional Block Diagram (continued)
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VM
VM
1 …F
>10 …F 0.1 …F
VCP
CPH
47 nF
CPL
VCP
Charge
Pump
VDRAIN
VM
VCP
GHA
HS
VGLS
LS
SHA
GLA
VGLS
DGND
30 mA
1 …F
DVDD
AGND
PGND
VGLS
Linear
Regulator
DVDD
Linear
Regulator
Power
ENABLE
INHA
INLA
INHB
INLB
INHC
INLC
VCC
MODE
IDRIVE
VDS
GAIN
VREF
0.1 …F
SOC
SOB
SOA
VIN
C_IN
CAL
VIN
nSHDN
BGND
Control
Inputs
Output
Offset
Bias
Digital
Core
Smart Gate
Drive
Protection
Buck Regulator
(LMR16006X)
Gate Driver
VCP
HS
VGLS
LS
Gate Driver
VCP
HS
VGLS
LS
Gate Driver
Fault Output
AV
AV
AV
VM
GHB
SHB
GLB
VM
GHC
SHC
GLC
VCC
R_PU
nFAULT
SPC
SNC
R_SEN
SPB
SNB
R_SEN
SPA
SNA
R_SEN
CB
0.1 µF
SW
D_OUT
FB
L_{OUT 600 mA}
R_FB1
C_OUT
R_FB2
Copyright © 2017, Texas Instruments Incorporated
Figure 16. Block Diagram for DRV8323RH
26
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