摘要
讨论了应用同步整流电路的DC／DC变换器预偏置开机时出现的电流反向流动现象，提出了一种解决此种现象的下方反向电流电路，分析了该电路的工作原理，仿真结果证明该方法既简单又可靠。
Application of synchronous rectifier circuit DC/DC converter forecast bias current reverse flow phenomena is discussed, when the phone is switched on, current circuit have been proposed to solve this phenomenon, the working principle of the circuit are analyzed, the simulation results proved that the method is simple and reliable.
出处
《电源技术应用》
2013年第7期15-19,23,共6页
Power Supply Technologles and Applications
关键词
同步整流
预偏置
反向电流
BUCK变换器
synchronous rectifier
forecast bias
reverse current
the Buck converter
