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IR2131_

3 HIGH SIDE AND 3 LOW SIDE DRIVER

International Rectifier 

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IR2131

Lead Definitions

Lead

Symbol Description

HIN1,2,3 Logic inputs for high side gate driver outputs (HO1,2,3), out of phase

LIN1,2,3 Logic inputs for low side gate driver output (LO1,2,3), out of phase

FLT - CLR Logic input for fault clear

SD

Logic input for shutdown

FAULT Indicates over-current or undervoltage lockout (low side) has occurred, negative logic

VCC

Low side and logic fixed supply

ITRIP

Input for over-current shutdown

VSS

Logic ground

VB1,2,3 High side floating supplies

HO1,2,3 High side gate drive outputs

VS1,2,3 High side floating supply returns

LO1,2,3 Low side gate drive outputs

COM

Low side return

To Order

CONTROL INTEGRATED CIRCUIT DESIGNERS’ MANUAL B-161

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