最近，随着微机和工作站的迅速普及，其备用电源小容量ＵＰＳ的市场需求明显扩大，数百伏安以及数千伏安的小容量ＵＰＳ电源迫切需要减小体积和重量，于是开发了各种产品，使小而轻的高性能ＵＰＳ电源价格下降。小型ＵＰＳ电源的技术开发动向是从老式电路的商用变压器方式... Recently, with the rapid popularization of microcomputers and workstations, the market demand of their backup power supply small capacity UPS has obviously expanded. As the small size UPS power supply of hundreds of volt-amperes and thousands of volt-amperes urgently needs to be reduced in size and weight, various kinds Products, so that small and light high-performance UPS power prices. Small UPS power technology development trend from the old-fashioned commercial transformer circuit ...