IRS212(7, 71, 8, 81)(S)PbF
Lead Definitions
Symbol
Description
VCC
IN
FAULT
COM
VB
HO
VS
CS
Logic and gate drive supply
Logic input for gate driver output (HO), in phase with HO (IRS2127/IRS21271)
out of phase with HO (IRS2128/IRS21281)
Indicates over-current shutdown has occurred, negative logic
Logic ground
High-side floating supply
High-side gate drive output
High-side floating supply return
Current sense input to current sense comparator
Lead Assignments
1 VCC
2 IN
3 FAULT
4 COM
VB 8
HO 7
CS 6
VS 5
8 Lead PDIP
IRS2127/IRS21271
1 VCC
2 IN
3 FAULT
4 COM
VB 8
HO 7
CS 6
VS 5
8 Lead SOIC
IRS2127S/IRS21271S
1 VCC
2 IN
3 FAULT
4 COM
VB 8
HO 7
CS 6
VS 5
8 Lead PDIP
IRS2128/IRS21281
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1 VCC
2 IN
3 FAULT
4 COM
VB 8
HO 7
CS 6
VS 5
8 Lead SOIC
IRS2128S/IRS21281S
5