IR2103/IR21034
Lead Definitions
Symbol Description
HIN
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
LIN
V
B
HO
High side gate drive output
V
V
High side floating supply return
Low side and logic fixed supply
Low side gate drive output
S
CC
LO
COM
Low side return
Lead Assignments
V
V
1
2
3
4
V
CC
B
8
1
2
3
4
V
CC
B
8
7
HO
HO
HIN
LIN
HIN
LIN
7
6
5
V
S
V
S
6
5
LO
LO
COM
COM
8 Lead PDIP
8 Lead SOIC
IR2103
IR2103S
14
13
12
11
10
9
14
13
12
11
10
9
1
1
2
3
4
5
6
7
2
3
4
5
6
7
V
CC
V
CC
V
V
HIN
LIN
B
HIN
LIN
B
HO
HO
V
S
V
S
COM
LO
COM
LO
8
8
14 Lead PDIP
14 Lead SOIC
IR21034
IR21034S
5
INFINEON [ Infineon ]
