ICS 29.220.01 K80 YD 中华人民共和国通信行业标准 YD/T XXXX—XXXX 代替YD/T 998.1-1999 移动通信手持机用充电器的 性能要求和试验方法 Performance requirements and Test Methods for chargers of mobile communication handsets （报批稿） [点击此处添加本稿完成日期 ] [××××] -[××]-[××]发布 [××××] -[××]-[××]实施 中华人民共和国工业和信息化部 发 布 YD/T 998.2—2018 I 目　　次 前言 ............................................................................................................................................................................................. II 1　范围 ...................................................................................................................................................................................... 1 2　规范性引用文件 ............................................................................................................................................................... 1 3　技术要求 ............................................................................................................................................................................. 1 3.1　试验环境 ..................................................................................................................................................................... 1 3.2　试验工作参数 ............................................................................................................................................................ 1 3.3　外观要求 ..................................................................................................................................................................... 1 3.4　安全性能要求 ............................................................................................................................................................ 2 3.5　能效要求 ..................................................................................................................................................................... 2 3.6　环境试验 ..................................................................................................................................................................... 2 3.6.1　低温试验 ............................................................................................................................................................. 2 3.6.2　高温试验 ............................................................................................................................................................. 2 3.6.3　自由跌落试验 .................................................................................................................................................... 2 3.6.4　振动试验 ............................................................................................................................................................. 2 4　试验方法 ............................................................................................................................................................................. 2 4.1　安全性能测试 ............................................................................................................................................................ 3 4.2　能效测试 ..................................................................................................................................................................... 3 4.3　环境试验 ..................................................................................................................................................................... 3 4.3.1　低温试验 ............................................................................................................................................................. 3 4.3.2　高温试验 ............................................................................................................................................................. 3 4.3.3　自由跌落试验 ..................................................................................................