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ID:34601209
大小:5.51 MB
页数:31页
时间:2019-03-08
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1、WireBondingWireBondingQualityAssuranceWireBondingQualityAssuranceQualityAssuranceandQualityAssuranceandandTestingandTestingTestingMethodsTestingMethodsVisualandmechanicaltestingmethodsofwirebonds•Light-andscanningelectronmicroscopicalexaminations•Pulltest•Shearte
2、stbbbbDr.Dr.-Dr.--Ing.M.Schneider-Ing.M.SchneiderIng.M.Schneider-Ing.M.Schneider--Ramelow-RamelowRamelowphone:+4930/46403-172,fax:-162Ramelowmartin.schneiderramelow@izm.fraunhofer.deFraunhofer-InstitutfürZuverlässigkeitundMikrointegration(IZM)Gustav-Meyer-Allee25
3、,D-13355Berlinsheet1WireBondingWireBondingQualityAssuranceWireBondingQualityAssuranceQualityAssuranceandQualityAssuranceandandTestingandTestingTestingMethodsTestingMethodsWirebondingandqualityassurance:GeneralrequirementsGlobalformulation:•lowcosttechnology•easyt
4、orealizeandflexibleduringapplication•strongmechanicalstability•thermalstability(inregardtofurtherprocessingsteps)and•goodlongtermstability•lowcontactresistance•asmuchaspossiblegreatweldingareabetweenwireandmetallization•nophysicalandchemicalinteractionswithotherm
5、aterialsTestmethods:•visualinspektionMIL-STD883method2010,2017•pulltestMIL-STD883methode2011(destructive),methode2023(nondestructive)•sheartestASTMF1269-89sheet2WireBondingWireBondingQualityAssuranceWireBondingQualityAssuranceQualityAssuranceandQualityAssurancean
6、dandTestingandTestingTestingMethodsTestingMethodsBondingmethodsWireQualityassuranceBondingmetallization!principle!diameter!qualitytestmethods!material,pretreatment!parameters!elongation,pull-strenght!standards!hardness,property!bondingmaterial!hardness!parameterc
7、ontrol!layerthickness/structure!processkinetics!surfacetopology!product/application!contaminationetc.!behaviorduringbondingrequirementsetc.etc.etc.InfluencesduetothebondingprocessBondingmachineBondingconditionsBondingsubstrateDesign!bondingprocedure!personalknow-
8、how!material,assembly!layout!bondingspeed!personalmotivation!vibrationbehavior!functionality!adjustment,accuracy!productionsequence!layeradhesiveness!simulatio
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