One Kind of Current Resonance PFM Soft Switch DC - DC Converter
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摘要:
采用谐振电路和PFM 开关结合组成电流谐振开关,实现DC-DC 功率变换,给出了功率变换电路及其控制电路。用这种方式设计的200 W 开关电源效率高、控制电路简单,经实际使用,性能稳定可靠。
Abstract:
Current resonance switch is composed of by using resonance circuit combined with PFM switch to carry out DC-DC power conversiOn. And the power conversiOn circuit and its control circuit are also given. Switch mode power supply designed in this way has a high efficiency and simple clrcuit. In the practical use. Its performance is stable and reliable.