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3-pinsDATABOOKSMD-codesSMD-codesActiveSMDsemiconductorcomponentsmarkingcodes•120.300SMD-codesforactivesemiconductorcomponents:•Diodes,Transistors,Thyristors,IntegratedCircuits•Conventionalcasedrawings•Pinouts•Markingstyle2010EDITIONEugeneTurutaMartinChristianTurutaActiActiActiActiActivvvvveeeeeSMDcomponentsSMDcomponentsSMDcomponentsSMDcomponentsSMDcomponentsmarmarmarmarmarkingcodeskingcodeskingcodeskingcodeskingcodesdatabookINTRODUCTION1.2-pinCASESSMDSEMICONDUCTORCOMPONENTS2.3-pinCASESSMDSEMICONDUCTORCOMPONENTS3.SOT-223CASESMDSEMICONDUCTORCOMPONENTS4.SOT-89CASESMDSEMICONDUCTORCOMPONENTS5.4-pinCASESSMDSEMICONDUCTORCOMPONENTS6.5-pinCASESSMDSEMICONDUCTORCOMPONENTS7.SOT-89-5CASESMDSEMICONDUCTORCOMPONENTS8.6andmorepinCASESSMDSEMICONDUCTORCOMPONENTS9.BGAandLLPCASESSMDSEMICONDUCTORCOMPONENTS10.CONVENTIONALCASEDRAWINGS11.CASESPINASSIGNMENTS/PINOUTS12.PIN/TERMINALFUNCTION(Table)13.SMD-CODEMARKINGSTYLE14.SAMPLESCHEMATICDIAGRAM15.LOGOS,CONTACTandWEB-ADRESSESOFTHENANUFACTURERSToronto,2010editionIntroductionSurfacemountdevices(SMDs)areusedinagrowingnumberofcommercialandindustrialproducts.SMDshaveimprovedperformanceoverthrough-holecomponentsduetotheirsmallersize,shorterinternalleads,andsmallerboardlayouts.Thesefactorsreducethecircuit’sparasiticinductanceandcapacitance.SMDscanalsobemorecosteffectivethantraditionalthrough-holecomponentsduetothesmallerboardsize,fewerboardlayers,andfewerholes.Todaymorethan50%ofactivesemiconductorcomponentsaresurface-mounted.Atthesametime,SMDdevicesare,bytheirverynature,toosmalltocarryconventionalsemiconductortypenumbers.Therefore,asomewhatarbitrarycodingsystemhasgrownup,wherethedevicepackagecarriesasimpleone,twoormorecharacterorgraphicSMDcode.Thusitisnecessarytotakeintoaccountthatthecolourand(or)placingofalphanumericorgraphicsymbolsarealsoimportant.IdentifyingthemanufacturerstypenumberofanSMDdevicefromthepackagecodecanbeadifficulttask.Unfortunately,eachdevicecodeisnotnecessarilyunique.ItispossibleforvariousmanufacturerstoplacedifferentdevicesinthesamecasewiththesameSMD-code.Forexample,witha6HSMD-codeinaSOT-23casemightbeeitheranpn-transistorBC818(CDIL)oracapacitance-diodeFMMV2104(Zetex)oran-channelJFETtransistorMMBF5486(Motorola)orapnp-digitaltransistorMUN2131(Motorola)orapnp-digitaltransistorUN2117(Panasonic)oraCMOS-integratedcircuit-voltagedetectorwithresetoutputR3131N36EA(Ricoh).Eventhesamemanufacturermayusethesamecodefordifferentdevices.ToidentifyaparticularSMDdevice,isnecessarytoidentifythemanufacturer,packagetypeandnotetheSMDcodeprintedonthedevice.Theidentificationofthemanufacturerispossibleonlyifonthecaseareprintedthemanufacturer’slogos,butitnotalwayshappens.Besides,sometimesitispossibletodeterminethemanufacturerwithindirecttags.ManyrecentONSemiconductordeviceshaveasmallsuperscriptletterafterthedevicecode,suchasSAC(thissmallerletterismerelyamonthofmanufacturecode).SiemensandInfineondevicesusuallyhavealowercase's'(ATs,LOs).Philipsdevicesusuallyhavealowercase'p'(AHp,Z1p,pB0)or'-'(D-Q,Z-S)forthedevicesmadeinHongKongand't'(ZtS,tT9,Y7t)forthedevicesmadeinMalaysia.Insection15aresubmittedthelogosoftheSMDdevicesmanufacturers.ThepackagetypeisanotherproblemfortheidentificationofSMDdevices.Thedifferentmanufacturerscandesignateidenticalcasesaccordingtothevariousstandards(oraccordingtotheinternalfirmsystem).Besides,thevariouscasescanhaveanidenticalkind(form)anddifferonlybysizes,butthisdistinctionofsizessoitisnotenough,thatcanbeismeasuredonlybyspecialmeasuringdevices.Compliancewiththenameandtypeofcasesfromdifferentmanufacturersissolvedbyapplyinginthecolumn“Cases”anequivalenttypenameforequivalentcases.InadditiontoSMD-codeoncasesmaybeputpaddingalpha-numericinformation(usuallybyanotherfontorsizeofcharacters,alsomaybebyotherarrangement).RelationshippositionoftheSMD-codeandpaddinginformationwehavedefinedasstyleandshowinthecolumn“Style”InthefollowingtablessectionstheSMDsemiconductorcomponents-irrelevantastowhetheritisdealingwithtransistors,diodes,integratedcircuitsetc.areplacedinseparatetablesaccordingtonumbersofterminalsand(or)typeofcasesandarelistedinalpha-numericorderbySMD-codes.Column1(“SMD-Code”)...(blue)ColorofSMDcode...+blueColorofcathodebandColumn2(“Type”)Thetypedesignationscorrespondtothoseofthere-spectivemanufacturerdocumentations.Column3(“Device”)Shortdefinitionofthesemiconductorcomponent.Usedabbreviations:BM-ICBatteryManagementintegratedcircuitBRBridgeRectifierC-DiodeCapacitancediode(varactor,varicap)CMOS-LogicCMOSlogicintegratedcircuitComp-ICVoltagecomparatorintegratedcircuitDC/DC-ICDC/DCvoltageconverterintegratedcircuitESDP-diodeElectroStaticDischargeProtectiondiodeESD-ProtElectroStaticDischargeProtectionthyris-torH-ICHall-effectsensorintegratedcircuitLin-ICLinearintegratedcircuitLVR-ICLinearvoltageregulatorintegratedcircuitLVR/Vdet-ICLinearvoltageregulator/VoltagedetectorcombinedintegratedcircuitMMICMonolithicMicrowaveIntegratedCircuitMOS-...*WithintegratedgateprotectiondiodeMOS-n-FETMetal-Oxide-Semiconductorn-channelFETMOS-n/p-FETMetal-Oxide-Semiconductorn-channelandp-channelFETareaMOS-n-F