标题开关电源验收/例行检验作业指引文件号:版本:第1页共81页目录一、目的.........................................................................3二、职责.........................................................................3三、产品定型/交收/例行检验的内容.................................................3四、产品检验方法.................................................................51一般性能:...................................................................51.1外观、结构、工作噪声检验方法...........................................51.2综合电气性能测试实验...................................................61.2.1绝缘电阻和抗电强度测试...............................................71.2.2输入浪涌电流.........................................................81.2.3输出电压、输入功率、输入功率因素、工作效率...........................91.2.4输出电压纹波及噪声..................................................101.2.5输出过流保护值和短路保护(OCP和SCP)...............................111.2.6输出电压过压保护(OVP).............................................121.2.7过冲幅度及暂状恢复时间..............................................131.2.8启动时间及维持时间..................................................142产品机械性能................................................................152.1振动实验...............................................................152.2产品钢球冲击实验.......................................................172.3产品跌落实验...........................................................173产品环境可靠性实验..........................................................183.1产品高温工作实验.......................................................193.2产品高温贮存实验.......................................................203.3产品贮存运输温度变化实验...............................................213.4产品工作温度变化实验...................................................223.5产品低温工作实验......................................................233.6产品低温贮存实验......................................................243.7产品运输恒定湿热实验...................................................253.8产品工作恒定湿热实验...................................................264产品可靠性实验..............................................................274.1产品工作时间漂移实验...................................................284.2产品温度系数实验.......................................................294.3产品连续工作可靠性实验.................................................304.4产品电源波动可靠性实验.................................................314.5产品综合应力可靠性实验.................................................324.6产品元器件使用余度实验.................................................335安规实验(部分)............................................................345.1产品温升实验...........................................................355.2一次电容放电实验和产品接触电流测试实验.................................36标题开关电源验收/例行检验作业指引文件号:版本:第2页共81页5.3输出电压过压保护(OVP)................................................375.4接地导体及其连接的电阻检验............................................375.5软线固紧装置和压力消除................................................385.6异常工作和故障条件....................................................