LCD电视开关电源的解决方案  

Solution on LCD TV Switching Power Supply

作　　者：张继东[1] 

机构地区：[1]黑龙江工程学院电子工程系,黑龙江哈尔滨150050

出　　处：《仪表技术》2010年第7期74-77,共4页Instrumentation Technology

摘　　要：近年来,随着电源能效规范标准逐渐提高,LCD电视开关电源也需要不断提升能效。为此,文章提出了从PFC预调节器、主功率级到待机转换器的解决方案。最后,对系统性能进行了测评,测评结果说明了解决方案的优越性。In recent years,with gradual improvement of the power-efficiency standards of power supply,the power-efficiency level of LCD TV switching power supply also needs to be continuously improved.Therefore,the solutions on PFC pre-regulator,main power stage and stand-by converter are presented.Finally,the system performances are evaluated.The evaluation results show that the solutions have superiorities.

关 键 词：PFC预调节器 主功率级 待机转换器 

分 类 号：TN86[电子电信—信息与通信工程]