JESD22-B102

JEDECSTANDARDSolderabilityJESD22-B102E(RevisionofJESD22-B102D,September2004)OCTOBER2007JEDECSOLIDSTATETECHNOLOGYASSOCIATIONNOTICEJEDECstandardsandpublicationscontainmaterialthathasbeenprepared,reviewed,andapprovedthroughtheJEDECBoardofDirectorslevelandsubsequentlyreviewedandapprovedbytheJEDEClegalcounsel.JEDECstandardsandpublicationsaredesignedtoservethepublicinterestthrougheliminatingmisunderstandingsbetweenmanufacturersandpurchasers,facilitatinginterchangeabilityandimprovementofproducts,andassistingthepurchaserinselectingandobtainingwithminimumdelaytheproperproductforusebythoseotherthanJEDECmembers,whetherthestandardistobeusedeitherdomesticallyorinternationally.JEDECstandardsandpublicationsareadoptedwithoutregardtowhetherornottheiradoptionmayinvolvepatentsorarticles,materials,orprocesses.BysuchactionJEDECdoesnotassumeanyliabilitytoanypatentowner,nordoesitassumeanyobligationwhatevertopartiesadoptingtheJEDECstandardsorpublications.TheinformationincludedinJEDECstandardsandpublicationsrepresentsasoundapproachtoproductspecificationandapplication,principallyfromthesolidstatedevicemanufacturerviewpoint.WithintheJEDECorganizationthereareprocedureswherebyaJEDECstandardorpublicationmaybefurtherprocessedandultimatelybecomeanANSIstandard.Noclaimstobeinconformancewiththisstandardmaybemadeunlessallrequirementsstatedinthestandardaremet.Inquiries,comments,andsuggestionsrelativetothecontentofthisJEDECstandardorpublicationshouldbeaddressedtoJEDECattheaddressbelow,orcall(703)907-7559or©JEDECSolidStateTechnologyAssociation20072500WilsonBoulevardArlington,VA22201-3834Thisdocumentmaybedownloadedfreeofcharge;howeverJEDECretainsthecopyrightonthismaterial.Bydownloadingthisfiletheindividualagreesnottochargefororreselltheresultingmaterial.PRICE:PleaserefertothecurrentCatalogofJEDECEngineeringStandardsandPublicationsonlineat!DON’TVIOLATETHELAW!ThisdocumentiscopyrightedbyJEDECandmaynotbereproducedwithoutpermission.Organizationsmayobtainpermissiontoreproducealimitednumberofcopiesthroughenteringintoalicenseagreement.Forinformation,contact:JEDECSolidStateTechnologyAssociation2500WilsonBoulevardArlington,Virginia22201-3834orcall(703)907-7559JEDECStandardNo.22-B102E-i-TESTMETHODB102ESOLDERABILITYContentsPage1Scope12GeneralSummary2.1Preconditioning12.2SolderabilityTesting23Apparatus23.1PreconditionEquipment23.2SolderPot23.3DippingDevice33.4OpticalEquipment33.5LightingEquipment33.6SurfaceMountProcessSimulationTestEquipment33.7Materials44SolderabilityTestConditions55TestProcedures75.1Preconditioning75.2Method1.DipandLookTest95.3Method2.SurfaceMountProcessSimulationTest126Summary16AnnexA17TablesTable1PreconditionConditionsforSolderabilityTesting1Table2MaximumLimitsofSolderBathContaminant4Table3aSolderabilityTestConditionsforMethod1,DipandLookTest5Table3bSolderabilityTestConditionsforMethod2,SMDProcessSimulationTest6Table4AltitudeversusSteamTemperature7FiguresFigure1InspectionAreaforDualInlinePackages13Figure2InspectionAreaforGullWingPackages14Figure3InspectionAreaforJ-LeadPackages14Figure4InspectionAreaforTantalumChipCapacitors15Figure5InspectionAreaforRectangularPassiveComponents15JEDECStandardNo.22-B102E-ii-JEDECStandardNo.22-B102EPage1TestMethodB102E(RevisionofTestMethodB102D)TESTMETHODB102ESOLDERABILITY(FromJEDECBoardBallotJCB-04-77andJCB-07-79,formulatedunderthecognizanceoftheJC-14.1SubcommitteeonReliabilityTestMethodsforPackagedDevices.)1ScopeThistestmethodprovidesoptionalconditionsforpreconditioningandsolderingforthepurposeofassessingthesolderabilityofdevicepackageterminations.Itprovidesproceduresfordip&looksolderabilitytestingofthroughhole,axialandsurfacemountdevicesandasurfacemountprocesssimulationtestforsurfacemountpackages.Thepurposeofthistestmethodistoprovideameansofdeterminingthesolderabilityofdevicepackageterminationsthatareintendedtobejoinedtoanothersurfaceusinglead-(Pb-)containingorPb-freesolderfortheattachment.2Generalsummary2.1PreconditioningAnacceleratedpreconditionisgenerallyusedbeforeSolderabilitytestingtosimulatepackagestorage.Thefollowingareoptionsforpreconditioning.Theuserandsupplierneedtoagreeonthepreconditionrequirements.Table1—PreconditionconditionsforsolderabilitytestingConditionPreconditiontypeExposuretimeUseguidelinesA1Hour±5min.Intendedfornontinandnontin-alloyleadfinishesthatwillbesolderedafteranextendedstoragetime.B4Hours±10minOptionallegacycondition.C8Hours±15minIntendedfortinandtin-alloyleadfinishesthatwillbesolderedafteranextendedstoragetime.DSteamPrecondition16Hours±30minOptionallegacycondition.E150°CDryBake16Hours±30minAlternativetosteamprecondition.JEDECStandardNo.22-B102EPage2TestMethodB102E(RevisionofTestMethodB102-D)2Generalsummary(cont’d)2.2SolderabilitytestingThisteststandarddescribesmethodsbywhichpackageterminationsmaybeevaluatedforsolderability.TypicallyPbcontainingterminationsareevaluatedusingSnPbsolderabilitytestconditionsandPb-freeterminationsusePb-freetestconditions.IfPb-freeterminationsaret