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论文题目:IGBT驱动电路的设计专业:微电子学姓名:薛少雄签名：指导老师:韦力签名：摘要IGBT将单极型和双极型器件的各自优点集于一身，扬长避短，使其特性更加优越，具有输入阻抗高、工作速度快、通态电压低、阻断电压高、承受电流大等优点，因而发展很快，应用很广。其驱动电路性能直接影响IGBT的功耗、安全性与可靠性等特性，在功率变换器内发挥相当重要的作用。本文首先介绍IGBT的发展，IGBT的各种特性，其次介绍了IGBT驱动电路的各种保护功能，检测功能，以及栅极输入。然后又把该次设计过程详细的介绍，包括其原理图，电路板和仿真等。最后进行总结，总结了该次毕设在设计和焊接中出现的种种问题和解决方案。该次毕设达到了IGBT的驱动功能，且具备了各种保护功能。关键字:IGBT，驱动电路，HCPL-316j，栅极驱动，保护电路Subject:thedesignofIGBTdrivingcircuitSpecialty:MicroelectronicsName:XueShaoxiong(Signature)＿＿＿＿Instructor:WeiLi(Signature)＿＿＿＿AbstractIGBTcombinestheadvantagesofunipolarandbipolardevicetoamoreeffectivedevice,andhasmoresuperiorcharacteristicswithhigherinputimpedance,fasterspeed,loweronvoltage,higheroffvoltageandlagercurrentwithstand.Soitisfastlydevelopedandwidelyused.ThedrivercircuitperformanceofitdirectlyaffectstheIGBTpower,securityandreliabilityinpowerconverters,andplaysanimportantroleinpowerinverter.ThispaperintroducesthedevelopmentandcharacteristicsofIGBTfirstly,andthethefunctionofprotectingfunction,andthegridinputofIGBTdrivingcircuitisintroducedsecondly.Thenthedesignprocessisintroducedindetail,includingitsprincipleofcircuitandsimulation,etc.Finally,summarizesthePicassoindesignandweldingproblemsandsolutions.TheprojectreachesIGBTdrivefunctionandhasvariousprotectionfunction.KEYWORDS：IGBT,Drivingcircuit,HCPL-316j，Gatedrive,Protectioncircuit目录第1章概述..........................................................................................................................11.1功率半导体技术的发展.................................................................................................11.1.1电力电子器件的发展..........................................................................................11.1.2IGBT的发展历程.................................................................................................21.2选题目的和意义............................................................................................................31.3研究思路、内容及方法................................................................................................31.3.1研究内容..............................................................................................................31.3.2研究方法..............................................................................................................5第2章IGBT原理和驱动条件.....................................................................................62.1原理与特性....................................................................................................................62.1.1IGBT的工作原理.................................................................................................62.1.2基本特性..............................................................................................................82.2门极驱动......................................................................................................................142.2.1栅极驱动条件....................................................................................................142.2.2IGBT驱动电路...................................................................................................152.3光耦电路及其原理.......................................................................................................16第3章IGBT保护电路设计...........................................................................................183.1IGBT过压保护电路....................................................................................................183.1.1IGBT栅极过压保护电路...................................................................................183.1.2集电极与发射极间的过压保护电路................................................................183.1.3直流过电压........................................................................................................193.1.4浪涌过电压........................................................................................................193.1.5IGBT开关过程中的过电压...............................................................................193.2IGBT过流短路保护电路.............................................................................................203.2.1IGBT过流保护的分类.......................................................................................203.2.2过流保护检测电路............................................................................................213.2.3过流和短路保护措施........................................................................................213.2.4典型过流保护电路............................................................................................223.3IGBT过热保护电路.....................................................................................................243.4IGBT欠压保护电路.....................................................................................................24第4章IGBT驱动电路设计...........................................................................................254.1IGBT的选择和FGA25N120ANTD的介绍...............................................................254.1.1IGBT种类和参数...............................................................................................254.1.2FGA25N120ANTD的