摘要
介绍了大功率开关电源功率因数的概念及计算方法 ,给出了具体计算公式 ,在此基础上分析了一个具体实例。
The problems on calculating power factor for switching power supply are introduced The approximate formulus are given Based on above work,a particular example is analysed, some beneficial results are obtained
出处
《现代电子技术》
2001年第5期26-27,30,共3页
Modern Electronics Technique
