基于SG3842微机开关电源的改造

摘要

分析了微机开关电源的结构和工作原理，介绍了将微机电源改为48V直流供电的方法与参数设计。%The structure and working principle of switching power supply forthe computer are analyzed，the methods and parameter-design which changed 220 V AC supply into 48 VDC supply for computer are introduced.