
IRS2103(S)PbF
Functional Block Diagram
VB
HV
LEVEL
Q
SHIFT
PULSE
R
HO
IHN
UV
PULSE
GEN
FILTER
S
VS
LIN
VCC
DEAD TIME &
SHOOT-THROUGH
PREVENTION
DETECT
VCC
LO
COM
Lead Definitions
Symbol Description
HIN
LIN
V B
HO
V S
V CC
LO
COM
Logic input for high - side gate driver output (HO), in phase
Logic input for low - side gate driver output (LO), out of phase
High - side floating supply
High - side gate drive output
High - side floating supply return
Low - side and logic fixed supply
Low - side gate drive output
Low - side return
Lead Assignments
1
2
3
4
VCC
HIN
LIN
COM
VB
HO
VS
LO
8
7
6
5
1
2
3
4
VCC
HIN
LIN
COM
VB
HO
VS
LO
8
7
6
5
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8 Lead PDIP
IRS2103PbF
8 Lead SOIC
IRS2103SPbF
4