Product Introduction

概述Description 

 QX343 包含一个砷化铝镓LED,它被光学耦合到一个具有功率输出级的集成电路上。该光电耦合器非常适合驱 动电机控制逆变器应用中使用的功率IGBT和MOSFET。输出级的高工作电压范围提供了栅极控制装置所需的驱 动电压。该光电耦合器提供的电压和高峰值输出电流使其非常适合直接驱动额定功率高达1200V/200A的IGBT。 TheQX343containsanAlGaAsLED,whichisopticalycoupledtoanintegrated circuitwitha poweroutputstage.This optocoupler is idealy suited for driving powerIGBTs and MOSFETsusedinmotorcontrol inverterapplications. Thehigh operating voltage range ofthe outputstage providesthedrivevoltages requiredby gatecontroleddevices.Thevoltage andhighpeakoutputcurrentsuppliedbythisoptocoupler makeit idealy suitedfor directdriving IGBT with ratingsup to 1200V/200A.

特性Features 

  最大峰值输出电流:4.0A Maximum peak output current: 4.0A 

  最小峰值输出电流:3.0A Minimum peak output current: 3.0A 

  轨道对轨道输出电压 Rail-to-Rail output voltage 

  最大传播延迟:200ns Maximum propagation delay: 200ns

  最大传播延迟差:100ns Maximum propagation delay difference: 100ns 

  带迟滞的LED输入电流 The LED input current with hysteresis 

  符合加强绝缘标准 Meet reinforced insulation standards

可替代

ACPL-P343 ACPL-W343 TLP5754

Application scope

  开关电源 Switching power supplies 

  IGBT/MOSFET栅极驱动器 IGBT/MOSFET gate drive 

  交流和无刷直流电机驱动器 AC and Brushless DC motor drives 

  可再生能源逆变器 Renewable energy inverters 

  工业逆变器 Industrial inverters

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