离线式IGBT开关特性测试技术综述  

A Review of IGBT Switching Characteristics Measurement

作　　者：陈娜[1] 何湘宁[1] 邓焰[1] 沈燕群[1] 

机构地区：[1]浙江大学电气工程学院,浙江杭州310027

出　　处：《通信电源技术》2009年第6期1-5,13,共6页Telecom Power Technology

基　　金：台达环境与教育基金会电力电子科教发展计划DRE02006022项目;国家自然科学基金项目50737002

摘　　要：IGBT功率开关器件在现代大功率变换器中的应用非常广泛,其开关特性直接影响到变换器的性能。获得实际工作条件下的开关器件特性具有重要的实用价值。如何准确测量并记录器件开关过程自然成为研究热点。文中分析了IGBT器件开关特性测试中的关键问题,总结了大功率下电流电压测量的各种方法,并对国内外的开关特性测试研究现状进行了分类和总结。IGBTs have been widely used in high power converters. The switching characteristics of such power devices have direct impacts upon the converter performance. So it has attracted more and more attentions to accurately measure and record the switching process to characterize the switching devices under actual operating conditions. In this paper, key is- sues for switching characteristics testing are analyzed and the high current and high voltage measurements by varied ways are discussed. The global research of switching characteristics is classified and summarized.

关 键 词：IGBT 开关特性 开关损耗 电流电压测量 离线测试 

分 类 号：TN386[电子电信—物理电子学]