I 目 录 第一章 电力电子技术简介及其器件发展 .................. 1 第二章 晶闸管 ....................................... 2 2.1 晶闸管的产生及符号 ........................................................................................................ 2 2.2 晶闸管的导通与关断条件 ................................................................................................. 3 2.3 晶闸管的工作原理 .......................................................................................................... 4 2.4 晶闸管的阳极伏安特性 .................................................................................................... 5 2.5 晶闸管的主要参数 ............................................................................................................ 6 2.5.1 晶闸管的重复峰值电压 ......................................................................................... 7 2.5.2 晶闸管的额定通态平均电流额定电流TI (AV) ............................................... 7 2.6 通态平均电压TU(AV) ............................................................................................... 8 2.7 门极触发电压GTU和门极触发电流GTI ........................................................................ 8 2.8 维持电流HT .................................................................................................................... 9 2.8 掣住电流LI ....................................................................................................................... 9 2.9 断态电压临界上升率du /dt ............................................................................................ 9 2.10 通态电流临界上升率di/dt ....................................................................................... 10 第三章 双向晶闸管及其派生晶闸管 .................... 11 3.1 双向晶闸管 .................................................................................................................... ...