摘要
介绍了电荷控制方式的CCM反激PFC电路的工作原理,研究了它的一些基本特性,并给出了电路设计步骤,试制了一台200W样机。实验结果表明该电路方案简单、成本低、输入功率因数高,适用于中小功率,具有良好的应用前景。
In this paper, charge control is applied to a flyback converter for the purpose of power factor correction(PFC).The properties of charge control related to flyback PFC application are studied.The design guidelines are presented and a 200 W prototype circuit was built.The experiment results show its simplicity and low cost as well as good prospects of application.
出处
《通信电源技术》
2003年第4期11-13,共3页
Telecom Power Technology
