IR21091 International Rectifier Corp., IR21091 Datasheet - Page 5

• Manufacturer Part Number: IR21091
• Description: Half-bridge Driver
• Manufacturer: International Rectifier Corp.

Lead Definitions
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Lead Assignments
Symbol Description
IN
DT/SD
V
HO
V
V
LO
COM
B
S
CC
Logic input for high and low side gate driver outputs (HO and LO), in phase with HO
Programmable dead-time lead, referenced to VSS. Disables input/output logic when tied to VCC
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
1
2
3
4
V CC
IN
DT/SD
COM
8 Lead PDIP
IR21091
HO
V B
V S
LO
8
7
6
5
1
2
3
4
IR21091
V CC
IN
DT/SD
COM
IR21091(S)
8 Lead SOIC
HO
V B
V S
LO
( S ) & (PbF)
8
7
6
5
5