BS EN 62005-4-2000 光纤互连装置和无源光学部件可靠性.产品屏蔽
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【英文标准名称】:Reliabilityoffibreopticinterconnectingdevicesandpassiveopticalcomponents-Productscreening
【原文标准名称】:光纤互连装置和无源光学部件可靠性.产品屏蔽
【标准号】:BSEN62005-4-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-03-15
【实施或试行日期】:2000-03-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:纤维光学连接器;纤维光学;设计;光学纤维;产品试验;失效;可靠度;质量控制;衰弱率
【英文主题词】:Adjustment;Adjustments;Classifications;Components;Connectiontechnology;Connectoredjoints;Damping;Dampingcapacity;Electricplugs;Fasteners;Fibreoptics;Glassfibrecables;Glassfibres;Measuringtechniques;Methods;Monomodefibres;Opticalwaveguides;Producttests;Reliability;Testing;Validation
【摘要】:ThisInternationalStandarddescribesproductscreening.Aproperproductscreenisactuallyaprocess,notatest.Asaprocess,itismaintainedandconstantlyvalidatedtoensureitachievesthepurposeforwhichitwasdefined.Thisprocessisappliedtoaproductinordertoinduceproductswithaknownfailuremechanism,tofailinacontrolledsituationbeforetheproductisdeployedinthefield.Ifthisprocessisproperlyapplied,thenallinfantmortalityfailuresinthefield,associatedwiththefailuremechanism(s)forthescreen,willbeeliminated.Figure1showstheclassical"bathtub"three-regioncurveoffailureratesformostproducts.Althoughthefailureratesofpassiveopticalcomponentshavenotbeenconclusivelyshowntofollowthiscurve,itisusefulforillustrativepurposes.Screeningisknownforsomeproductsasaproofstressorinthecaseofelectronics,asa"burn-inprocess".Whenappliedtoaproduct,itwillnormallyaffectthefailurerateappliedduringtheinfantmortalityportionoftheproductlifecycle.Ifthescreenisproperlychosen,itwillinduceaportionoftheinfantmortalityfailurescausedbythechosenfailuremechanism(s)tooccurinthemanufacturingcycle,earlierthanwouldnormallybeseenintheunscreenedpopulationshowninthedashedline.Also,itshouldbenotedthataproperlyappliedscreendoesnotweakenordegradethewear-outorendoflifeperformanceofaproductpopulation.Inanycase,thescreenshouldalsonotaffectthemiddleregionofnormallifeutilization.Screeningandthedecisiontoapplyascreentoaproductprocessshouldneverbearequirement.Itshouldbedesignatedasanoptionoranalternative.Onceproducttestingidentifiesafailuremechanisminapopulationorsub-populationofaproduct,screeningtoremovethatmechanismisonlyonealternative.Equallyvalid,andinmostcasespreferable,isthealternativetomakedesignormanufacturingprocessimprovementstoeliminatethemechanism.Obviously,anychangestotheproductarethenrevalidated,andthescreenisrevalidatedaswell.However,thedecisiontochoosewhethertoscreenorimprovetheproductshouldbebasedoneconomics,customerexpectations,andproductuse.
【中国标准分类号】:L23
【国际标准分类号】:33_180_20
【页数】:8P.;A4
【正文语种】:英语
【原文标准名称】:光纤互连装置和无源光学部件可靠性.产品屏蔽
【标准号】:BSEN62005-4-2000
【标准状态】:现行
【国别】:英国
【发布日期】:2000-03-15
【实施或试行日期】:2000-03-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:纤维光学连接器;纤维光学;设计;光学纤维;产品试验;失效;可靠度;质量控制;衰弱率
【英文主题词】:Adjustment;Adjustments;Classifications;Components;Connectiontechnology;Connectoredjoints;Damping;Dampingcapacity;Electricplugs;Fasteners;Fibreoptics;Glassfibrecables;Glassfibres;Measuringtechniques;Methods;Monomodefibres;Opticalwaveguides;Producttests;Reliability;Testing;Validation
【摘要】:ThisInternationalStandarddescribesproductscreening.Aproperproductscreenisactuallyaprocess,notatest.Asaprocess,itismaintainedandconstantlyvalidatedtoensureitachievesthepurposeforwhichitwasdefined.Thisprocessisappliedtoaproductinordertoinduceproductswithaknownfailuremechanism,tofailinacontrolledsituationbeforetheproductisdeployedinthefield.Ifthisprocessisproperlyapplied,thenallinfantmortalityfailuresinthefield,associatedwiththefailuremechanism(s)forthescreen,willbeeliminated.Figure1showstheclassical"bathtub"three-regioncurveoffailureratesformostproducts.Althoughthefailureratesofpassiveopticalcomponentshavenotbeenconclusivelyshowntofollowthiscurve,itisusefulforillustrativepurposes.Screeningisknownforsomeproductsasaproofstressorinthecaseofelectronics,asa"burn-inprocess".Whenappliedtoaproduct,itwillnormallyaffectthefailurerateappliedduringtheinfantmortalityportionoftheproductlifecycle.Ifthescreenisproperlychosen,itwillinduceaportionoftheinfantmortalityfailurescausedbythechosenfailuremechanism(s)tooccurinthemanufacturingcycle,earlierthanwouldnormallybeseenintheunscreenedpopulationshowninthedashedline.Also,itshouldbenotedthataproperlyappliedscreendoesnotweakenordegradethewear-outorendoflifeperformanceofaproductpopulation.Inanycase,thescreenshouldalsonotaffectthemiddleregionofnormallifeutilization.Screeningandthedecisiontoapplyascreentoaproductprocessshouldneverbearequirement.Itshouldbedesignatedasanoptionoranalternative.Onceproducttestingidentifiesafailuremechanisminapopulationorsub-populationofaproduct,screeningtoremovethatmechanismisonlyonealternative.Equallyvalid,andinmostcasespreferable,isthealternativetomakedesignormanufacturingprocessimprovementstoeliminatethemechanism.Obviously,anychangestotheproductarethenrevalidated,andthescreenisrevalidatedaswell.However,thedecisiontochoosewhethertoscreenorimprovetheproductshouldbebasedoneconomics,customerexpectations,andproductuse.
【中国标准分类号】:L23
【国际标准分类号】:33_180_20
【页数】:8P.;A4
【正文语种】:英语
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