摘要
开关电源是高效节能型电源,在多种电子电气类产品中得到广泛应用,并展现了其良好的工作特性。文中设计了一款小功率开关电源,采用了自激式工作方式,该电路结构简单,对输入电压的变化有较好的适应能力,输出纹波低,电源体积小。
Switching mode power supply is high efficiency and energy saving power supply. It is used in many kinds of electrical and electronic products extensively and shows the good performance characteristic. The article introduces a kind of small power switching mode power supply with self-excited mode of operation. The circuit structure is simple, which has good adaptability to the input voltage and has low output ripple and small volume.
出处
《通信电源技术》
2012年第6期42-43,共2页
Telecom Power Technology
关键词
开关电源
自激式
小功率
switching mode power supply, selbexcited
small power
