电力电子器件是半导体功率器件的总称,是构成电力电子设备的基础,是从事电力电子器件设计、研发、生产、营销和应用人员以及电源技术工作者应该熟悉的内容。本刊从去年4月份开始以“电力电子器件知识”为题开展讲座,以满足广大读者增长知识和用好这些器件的需求。欢迎厂家及用户的工程师们撰稿,并望提出宝贵意见。 Power electronics devices are the general term for semiconductor power devices and form the basis of power electronics devices. They should be familiar with the design, development, production, marketing and application of power electronic devices and power technology workers. The publication began in April last year to “power electronics knowledge ” for the title of lectures to meet the majority of readers to increase knowledge and make good use of the needs of these devices. Welcome to manufacturers and users of engineers writing, and hope for valuable advice.