IR2137 Ver la hoja de datos (PDF) - International Rectifier

Número de pieza

componentes Descripción

Lista de partido

IR2137

3-PHASE BRIDGE DRIVER

International Rectifier 

IR2137/IR2237(J)(Q)

Driver Output Circuit Block Diagram

High Side Gate

Desat Fault

2usec

Blanking

Soft Shutdown

365000nnsesce c

FFiilltteer r

Soft Shutdown

Impedence =

500 ohms

VB

HOP

LOP

SSD

DESAT

VS

Lead Definitions

Symbol Description

VCC

VSS

Low side and logic supply voltage

Logic Ground

HIN1,2,3 Logic inputs for high side gate driver outputs (HOP1,2,3/HON1,2,3, out of phase)

LIN1,2,3

SD

Logic inputs for low side gate driver outputs (LOP1,2,3/LON1,2,3, out of phase)

Logic input for shutdown (hard shutdown, level sensitive signal, negative logic)

ITRIP

Logic input for overcurrent shutdown (soft shutdown, edge sensitive, negative signal)

FLTCLR

BRIN

Logic input for FAULT clear (edge sensitive, negative signal)

Logic input for brake driver, out of phase with BR

FAULT

BR

COM

Fault output indicates over current and desaturation shutdown (open drain)

Brake driver output

Brake driver return

VB1,2,3

HOP1,2,3

High side gate drive floating supply

High side driver pull up output

HON1,2,3 High side driver pull down output

HSSD1,2,3 High side soft shutdown output

DESAT1,2,3 IGBT desaturation protection input

VS1,2,3

High voltage floating supply return

LOP1,2,3 Low side driver pull up output

LON1,2,3 Low side driver pull down output

LSSD1,2,3 Low side soft shutdown output

LS1,2,3

Low side driver returns

www.irf.com

7

Share Link: