IR22141 International Rectifier, IR22141 Datasheet - Page 12

• Manufacturer Part Number: IR22141
• Description: HALF-BRIDGE GATE DRIVER IC
• Manufacturer: International Rectifier

IR2214/IR22141(SS)
NOTE1: a change of logic value of the signal labeled on lines (system variable) generates a state
transition.
NOTE2: Exiting from UNDERVOLTAGE V
happens in H
12
State Diagram
Stable State
operation)
operation)
FAULT
HO=LO=0 (Normal
HO/LO=1 (Normal
UNDERVOLTAGE V
SHUTDOWN (SD)
UNDERVOLTAGE V
FREEZE
IN
.
FAULT
ShutDown
Soft
DESAT
EVENT
CC
BS
HO/LO=1
Temporary State
Sequence
Start-Up
HO=LO=0
SOFT SHUTDOWN
START UP SEQUENCE
UV_VBS
BS
ADVANCE DATA
UnderVoltage
HO=LO=0
state, the HO goes high only if a rising edge event
V
CC
UV_VCC
HO=0, LO=LIN
UnderVoltage
V
BS
Freeze
ShutDown
System Variable
FLT_CLR
HIN/LIN
UV_VCC
UV_VBS
DSH/L
SY_FLT
FAULT/SD
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