全国团体标准信息平台 T/CPSS 1006—2024 I 目 次 前言 ···························································································································· II 1 范围 ························································································································· 1 2 规范性引用文件 ·········································································································· 1 3 术语和定义 ················································································································ 1 4 符号和缩略语 ············································································································· 2 5 技术要求 ··················································································································· 2 5.1 降额总则 ············································································································· 2 5.2 器件降额 ············································································································· 2 6 检测方法 ··················································································································· 8 6.1 器件电压应力测试 ································································································ · 8 6.2 器件电流应力测试 ································································································ · 9 6.3 器件温度应力测试 ································································································ · 9 6.4 器件损耗功率测试 ······························································································· 11 6.5 输入浪涌电流测试 ······························································································· 12 参考文献 ····················································································································· 14 全国团体标准信息平台 T/CPSS 1006—2024 II 前 言 本文件按照 GB/T 1.1—2020《标准化工作导则 第1部分：标准化文件的结构和起草规则》的规 定起草。 本文件由中国电源学会提出并归口。 请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别这些专利的责任。 本文件起草单位：深圳市雷能混合集成电路有限公司、广东省洛仑兹技术股份有限公司、漳州科华 电气技术有限公司、 北京新雷能科技股份有限公司、 福建企标科技服务有限公司、 浙江大华技术股份有 限公司、广州金升阳科技有限公司 、深圳市西格玛电源科技有限公司。 本文件主要起草人： 陈永胜、王剑锋、 阮景义、 甘旭、朱赵川、 翁斌、易龙强、周权、李想、陈亚 楠、罗华杰、张坤、谢耐庆、徐建生。 本文件首次发布。 全国团体标准信息平台 T/CPSS 1006—2024 1 通信用开关电源的元器件降额准则 1 范围 本文件规定了通信用开关电源的元器件降额的术语、定义、 参数降额 要求、测试方法、 相关测试设 备要求。 本文件适用于通信用开关电源的元器件的选型和试验 。 2 规范性引用文件 下列文件中的内容通过文中的规范性引用而构成本文件必不可少的条款。 其中， 注日期的引用文件， 仅该日期对应的版本适用于本文件；不注日期的引用文件，其最新版本（包括所有的修改单）适用于本 文件。 GB/T 2900.1—2008 电工术语 基本术语 GB/T 2900.99—2016 电工术语 可信性 3 术语和定义 GB/T 2900.1 —2008和GB/T 2900.99—2016 界定的以及下列术语和定义适用于本文件。 3.1 通信用开关电源 switching power supply for communication equipment 为各类通信终端设备供电的 DC/DC或AC/DC变换器， 其输入供电通常来源于通信直流母线电压， 也可能来源于交流市电或通信直流远供电源系统。该类电源在通信系统中所处的位置如图 1虚线框所 示。 注：在不引起混淆的情况下，本文件中的“通信用开关电源”简称为“通信电源”。 交流 配电交流市电-48Vdc/240Vdc/336Vdc 直流母线整流及 直流配电 电池组DC/DC变换AC/DC变换 直流远供交流市电 通信终端 设备DC/DC变换 交流油机 通信用开关电源 图1 通信用开关电源在通信系统中的位置 全国团体标准信息平台