BS EN 60749-20-1-2009 半导体器件.机械和气候试验方法.第20-1部分:对潮湿和焊接热综合效应敏感元器件的操作,包装,标识和运输
时间:2024-05-14 04:49:24 来源: 标准资料网 作者：标准资料网 阅读：9527
【英文标准名称】:Semiconductordevices-Mechanicalandclimatictestmethods-Part20-1:Handling,packing,labellingandshippingofsurface-mountdevicessensitivetothecombinedeffectofmoistureandsolderingheat
【原文标准名称】:半导体器件.机械和气候试验方法.第20-1部分:对潮湿和焊接热综合效应敏感元器件的操作,包装,标识和运输
【标准号】:BSEN60749-20-1-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2009-07-31
【实施或试行日期】:2009-07-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:气候试验;元部件;电气工程;电子工程;电子设备及元件;热学;集成电路;加标签;机械测试;潮气;抗湿;包装件;包装试验;塑料;耐力;半导体器件;半导体;航运;表面安装设备;耐钎焊温度;表面安装;表面安装装置;测试;运输
【英文主题词】:Climatictests;Components;Electricalengineering;Electronicengineering;Electronicequipmentandcomponents;Heat;Integratedcircuits;Labelling;Mechanicaltesting;Moisture;Moistureresistance;Packages;Packagingtests;Plastics;Resistance;Semiconductordevices;Semiconductors;Shipping;SMD;Solderingtemperatureresistance;Surfacemounting;Surfacemountingdevices;Testing;Transport
【摘要】:ThispartofIEC60749appliestoallnon-hermeticSMDpackageswhicharesubjectedtoreflowsolderprocessesandwhichareexposedtotheambientair.ThepurposeofthisdocumentistoprovideSMDmanufacturersanduserswithstandardizedmethodsforhandling,packing,shipping,anduseofmoisture/reflowsensitiveSMDswhichhavebeenclassifiedtothelevelsdefinedinIEC60749-20.Thesemethodsareprovidedtoavoiddamagefrommoistureabsorptionandexposuretosolderreflowtemperaturesthatcanresultinyieldandreliabilitydegradation.Byusingtheseprocedures,safeanddamage-freereflowcanbeachieved,withthedrypackingprocess,providingaminimumshelflifecapabilityinsealeddry-bagsfromthesealdate.Twotestconditions,methodAandmethodB,arespecifiedinthesolderingheattestofIEC60749-20.FormethodA,moisturesoakconditionsarespecifiedontheassumptionthatmoisturecontentinsidethemoisturebarrierbagislessthan30%RH.FormethodB,moisturesoakingconditionsarespecifiedontheassumptionthatmanufacturer’sexposuretime(MET)doesnotexceed24handthemoisturecontentinsidethemoisturebarrierbagislessthan10%RH.Inanactualhandlingenvironment,SMDstestedbymethodAarepermittedtoabsorbmoistureupto30%RH,andSMDstestedbymethodBarepermittedtoabsorbmoistureupto10%RH.ThisstandardspecifiesthehandlingconditionsforSMDssubjectedtotheabovetestconditions.
【中国标准分类号】:L40
【国际标准分类号】:31_080_01
【页数】:38P.;A4
【正文语种】:英语
【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part1205:Applicationmodule:Schematicelement
【原文标准名称】:工业自动化系统和集成.产品数据表示和交换.第1205部分:应用模块:图解要素
【标准号】:ISO/TS10303-1205-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:应用;自动化;自动化系统;数据交换;数据表示;工业产品;信息交换;信息技术;过程自动化;产品数据;表示法
【英文主题词】:Applications;Automation;Automationsystems;Dataexchange;Datarepresentation;Industrialproducts;Informationinterchange;Informationtechnology;Processautomation;Productdata;Representations
【摘要】:ISO/TS10303-1205:2005specifiestheapplicationmoduleforSchematicelement.ThefollowingarewithinthescopeofISO/TS10303-1205:2005:thedistinctionbetween:aschematicelementdefinition,whichcanbeusedwithinmanydifferentassembliesofschematicelementsoraparticularusage,oroccurrence,ofaschematicelementdefinitionwithinaparticularassemblyofschematicelements;theexplicitdefinitionofaschematicelementbydirectreferencetoadetailedspecificationofthepatchesofcolour,shadingortexture;theimplicitdefinitionofaschematicelementby:aderivationfromanotherschematicelementdefinitionoritsusagerelationshipswithschematicelementoccurrences.compositionrelationshipsbetweenschematicelementoccurrences;connectionrelationshipsbetweenschematicelementoccurrences;thespecificationofthenatureofaschematicelementoccurrencebymeansofasubsetrelationshipwithaschematicelementdefinition.
【中国标准分类号】:N18
【国际标准分类号】:35_240_50
【页数】:21P.;A4
【正文语种】:英语
【英文标准名称】:Informationtechnology-Codingofaudio-visualobjects-Part20:LightweightApplicationSceneRepresentation(LASeR)andSimpleAggregationFormat(SAF);TechnicalCorrigendum1
【原文标准名称】:信息技术.视听对象的编码.第20部分:光盘(LASeR)和简易集合格式(SAF).技术勘误1
【标准号】:ISO/IEC14496-20TechnicalCorrigendum1-2007
【标准状态】:作废
【国别】:国际
【发布日期】:2007-02
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1/SC29
【标准类型】:()
【标准水平】:()
【中文主题词】:视听的;视听资料;通讯技术;数据格式;数据传送;编码;信息技术;交互的;多媒体;多路传送
【英文主题词】:Audiovisual;Audiovisualmaterials;Communicationtechnology;Dataformats;Datatransfer;Encoding;Informationtechnology;Interactive;Multimedia;Multiplex
【摘要】:ThisstandardisInformationtechnology-Codingofaudio-visualobjects-Part20:LightweightApplicationSceneRepresentation(LASeR)andSimpleAggregationFormat(SAF);TechnicalCorrigendum1.
【中国标准分类号】:L71
【国际标准分类号】:35_040
【页数】:
【正文语种】:英语