ANSIESD S20.202021 中英文对照版VIP免费

王世鸿死济13763182531ANSI/ESDS20.20:2021中英文对照版FOREWORD前言Thisstandardcoverstherequirementsnecessarytoestablish,implement,andmaintainanelectrostaticdischarge(ESD)controlprogramforactivitiesthatmanufacture,process,assemble,install,transport,package,label,service,test,inspect,orotherwisehandleelectricalorelectronicparts,assemblies,andequipmentsusceptibletodamagebyelectrostaticdischargesgreaterthanorequalto100voltshumanbodymodel{HBM)and200voltschargeddevicemodel(CDM).TheCDMvoltagelevelusedinthisdocumentisbasedonmanagingprocessessentialinsulatorstomitigatefield-inducedvoltagesondevicesthatcouldleadtodamage.本标准涵需『建"、实画和维护静电放电(ESD)控制程序的必要要求，这些控制程序用于制造、加工、组装、安装、运输、包装、标签、服务、测试、检查或以其他方式处理电气或电子部件、组件、以及易受大于或等于100伏特的人体模型⑴BM)和200伏特的充电设备模型(CDM)损坏的设备Il木文档中使用的CDY电压级别是压于对工艺必要绝缘体的管理，以减轻可能导致损坏的设备上的场感应电压.Thisstandardalsodefinestherequirementsforisolatedconductors.Thereferencetomachinemodel(MM)isretainedinthisstandardforthehistoricalassociationtotheMMrobustnessofdevicestoisolatedCondUCtor$.本标港还疑定了孤立导俸的要求本昧准保田了机器模型(MV)的参箜料，以说明设卷对孤立导体的MM持续稳定性的历史关联。HBMandCDMfullycharacterizetheESDrobustnessofdevices.Therefore,MMtestingi$nolongerrequiredtoqualifydevices,andtestdatamaynotbeavailable.HBM和Q)V充分表征了器件的ESI)税定性.因此，MM测试不再需要用设备脸证，和;则试数据Uf能不需要在使用.ThisdocumentcoverstheESDcontrolprogramrequirementsforestablishingaprogramtohandleESDsensitive(ESDS)itemsbasedonthehistoricalexperienceofbothmilitaryandcommercialorganizations.ReferencesincludeEOS/ESDAssociation,U.S.Military,andANSIapprovedstandardsformaterialpropertiesandtestmethods.ThefundamentalESDcontrolprinciplesthatformthebasisofthisdocumentare:本标准根据军队和商业机构的历史经验，嗣僚∣^^^∣⅛(ESDS)项目处理程序的ESD控制程序要求。参考资料包括EOS/ESD协会.美国军事，ANSI批准的材料性能和测试方法标准.构成本文件尊础的ESD基本控制原则如下：A.Allconductorsintheenvironment,includingpersonnel,shallbebondedorelectricallyconnectedandattachedtoaknowngroundorcontrivedground(asonshipboardoraircraft).Thisattachmentcreatesanequipotentialbalancebetweenallitemsandpersonnel.Electrostaticprotectioncanbemaintainedatapotentialabovea"zero"voltagegroundpotentialifallitemsinthesystemareattheSamePOtential.所有在管控环境里的中体.也括人员，必须直接连接或t⅛接到厂房设计接地系统或非传统接地系统(如在船上或太空燃上)•使上述物件和人员处于等电位状态.只要系统里所有物件处于等电位状态，即便对地电位水平不是零伏特.该静电防护系统依然能达到应有效果UB.Processessentialinsulatorsintheenvironmentcannotlosetheirelectrostaticchargebyattachmenttoground.Ionizationsystemsprovideneutralizationofchargeontheseprocessessentialinsulators(circuitboardmaterialsandsomedevicepackagesareexamplesofnecessaryinsulators).AssessmentoftheESDhazardcreatedbyelectrostaticchargeontheprocessessentialinsulatorsintheworkplaceisrequiredtoensurethatappropriateactionsareimplemented,commensuratewiththerisktoESDSitems.系统里不可排除的非导体，即制程中必需用到的绝缘体(如线路板和芯片封装材料等)，不能通过接地起到静电防护作用，此时需靠离子静电消除器中和部分绝缘体的静电荷。因此，对区域内每个必川绝母体进行风冷评估是必须的.以便对ESDS物品有针对性的选择合理的静电防护措施，C.TransportationofESDSi...