User's Guide SLOU180A–December2005–RevisedJuly2007 TPA3101D2 Rev.A Audio Power Amplifier Evaluation Module With LC Filter Contents 1 Introduction................................................................................................................... 2 2 Operation..................................................................................................................... 3 3 TPA3101D2Rev.AEVMSchematic...................................................................................... 5 4 TPA3101D2Rev.AEVMPCBLayers .................................................................................... 6 5 TPA3101D2Rev.AEVMPartsList........................................................................................ 8 ListofFigures 1 TITPA3101D2Rev.AAudioPowerAmplifierEVM–TopView....................................................... 2 2 TITPA3101D2Rev.AAudioPowerAmplifierEVM–BottomView................................................... 2 3 TPA3101D2Rev.AEVMSchematic...................................................................................... 5 4 TPA3101D2Rev.AEVM–TopLayer .................................................................................... 6 5 TPA3101D2Rev.AEVM–BottomLayer................................................................................. 7 ListofTables 1 GainSettings................................................................................................................. 4 2 TPA3101D2Rev.AEVMPartsList........................................................................................ 8 SLOU180A–December2005–RevisedJuly2007 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter 1 SubmitDocumentationFeedback

www.ti.com Introduction 1 Introduction 1.1 Description TheTPA3101D2Rev.Aevaluationmoduleconsistsofasingle10-W,class-D,stereoaudiopower amplifiercompletewithasmallnumberofexternalcomponentsmountedonacircuitboardthatcanbe usedtodirectlydriveaspeakerwithanexternalanalogaudiosourceastheinput. Figure1.TITPA3101D2Rev.AAudioPowerAmplifierEVM–TopView Figure2.TITPA3101D2Rev.AAudioPowerAmplifierEVM–BottomView 2 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter SLOU180A–December2005–RevisedJuly2007 SubmitDocumentationFeedback

www.ti.com Operation 1.2 TPA3101D2 Rev.A EVM Specifications V Supplyvoltagerange 10Vto26V CC I Supplycurrent 4Amax CC P Continuousoutputpowerperchannel,8W ,V =18V,THD+N=0.1% 10W O CC R Minimumloadimpedance 3.2W L 2 Operation 2.1 Quick Start List for Stand-Alone Operation FollowthesestepstousetheTPA3101D2Rev.AEVMstand-aloneorwhenconnectingitintoexisting circuitsorequipment.ConnectionstotheEVMmodulecanbemadeusingbananaplugsforthepower supplyandoutputconnections.TheinputsacceptstandardRCAplugs. 2.1.1 PowerSupply 1. EnsurethatallexternalpowersourcesaresettoOFF. 2. Connectanexternalregulatedpowersupplyadjustedfrom10Vto26VtothemoduleV (J7)and CC GND(J8)bananajackstakingcaretoobservemarkedpolarity. 2.1.2 EvaluationModulePreparations 2.1.2.1 InputsandOutputs 1. Ifconnectingtoafullydifferentialinputoragroundedinput(theshieldoftheRCAjackisGND), removejumpersJ9andJ10fromtheEVMboard.ThesearelocatednexttotheinputjacksJ1andJ2. Ifconnectingtoafloatingsource,likeaportableCDplayer,installJ9andJ10.AftersettingtheJ9and J10jumpersappropriately,connecttheaudiosourcetoJ1(RIGHT)andJ2(LEFT). 2. ConnectaspeakeracrossROUT+(J6)andROUT-(J5).ConnectanotherspeakeracrossLOUT+(J3) andLOUT-(J4). 3. InstallbothgainjumpersGAIN0(J12)andGAIN1(J13).Thissetsthegainoftheamplifiertothe lowestlevel,20dB. 4. RemovethejumperatMSTR/SLV(J14).IfonlyoneEVMisevaluated,itmustbeconfiguredasthe master.IfmultipleEVMsareconnectedtogetherusingtheSYNCoutput(TP2),theadditionalEVMs mustbeconfiguredintheslavemodebyinstallingtheJ14jumper. 5. RemovethejumperJ11.Thisplacesthedeviceinalatchedmodewhenashort-circuiteventoccurs. 2.1.2.2 ControlInputs 1. SD:Thisterminalisactivelow.Alowsignalonthedeviceterminal(<0.8V)shutsdowntheamplifier; ahighsignal(>2V)onthedeviceterminalplacestheamplifierintheactivestate.Holdingdown switchS1placestheamplifierintheSHUTDOWNstate.ReleasingS1returnstheamplifiertothe activestate. 2. MUTE:Thisterminalisactivehigh.Ahighsignal(>2V)onthisterminalimmediatelyterminatesaudio playbackthroughthespeakersandtheoutputsstopswitching;alowsignal(<0.8V)enablesthe device.S2ontheEVMcontrolsthestateoftheMUTEterminal.HoldingdownswitchS2placesthe amplifierintheMUTEstate.ReleasingS2returnstheamplifiertotheactivestate. 3. GAIN0/GAIN1:Together,theseterminalsdeterminethegainoftheamplifier.RefertoTable1. InstallingajumperinJ12orJ13setstherespectiveterminaltoGND.Removingthejumpersetsthe respectiveterminalstoVREG(~4V).RemovingjumpersINCREASESthegainwhileinstallingjumpers DECREASESthegain.LogiclevelsareTTLcompatible. 4. MSTR/SLV:ThisterminalisusedwiththeSYNC(TP2)outputtosynchronizetheswitching frequenciesofmultipleEVMs.Forexample,with2EVMs,onewouldbeconfiguredastheMASTERby removingtheJ14jumper.TheotherEVMwouldbeconfiguredastheSLAVEdevicebyinstallinga SLOU180A–December2005–RevisedJuly2007 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter 3 SubmitDocumentationFeedback

www.ti.com Operation jumperintheJ14location.LogiclevelsareTTLcompatible. Table1.GainSettings GAIN1(J13)(1) GAIN0(J12)(1) AmplifierGain(dB) ON ON 20 ON OFF 26 OFF ON 32 OFF OFF 36 (1) OFF=Jumperremoved;ON=Jumperinstalled 2.1.2.3 ControlOutputs 1. FAULT:ThispinisaTTLcompatibleoutputforreportingashort-circuitfaultontheoutput.Ifthe outputsareshortedtoGND,V ,ortoeachother,thisterminalgoeshighandremainshighuntilone CC ofthefollowingoperationsisperformed:poweriscycled,SHUTDOWNiscycled,orMUTEiscycled.If jumperJ11isinstalled,theMUTEterminalisconnecteddirectlytotheFAULTterminalanda short-circuitfaultisautomaticallyclearedwhenitoccurs. 2.1.3 PowerUp 1. Verifycorrectvoltageandinputpolarityandturntheexternalpowersupplieson.TheEVMshould beginoperation. 2. Adjusttheinputsignal. 3. Adjustthecontrolinputstothedesiredsettings. 4. Ifnosoundisaudible,checkthepositionoftheMSTR/SLV(J14)jumper.Itshouldberemovedif evaluatingasingleEVM. 5. Adjusttheamplifiergainbyinstalling/removingthegainjumpers,J12andJ13. 4 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter SLOU180A–December2005–RevisedJuly2007 SubmitDocumentationFeedback

www.ti.com TPA3101D2Rev.AEVMSchematic 3 TPA3101D2 Rev.A EVM Schematic J6 J5 VCC ROUT+ ROUT- 0k S1 10 1 R VREG S2 R2100k mL433 1m.0CF9 C18m.F0 mL333 H H J11 C23 C24 TP1 FAULT 20 470 pF 470 pF 20 VCC R7 0.22mF 0.22mF R8 F m 2010 1Fm C17 C4 C3 C J9 J7 RIN C111.0mF RNICNN AVCC NC FAULT MUTE UTDOWN BSRP ROUTP ROUTP ROUTN ROUTN BSRN PNCVCNCCR 1Cm1F8 VCC C12 H RINP S PVCCR 1.0mF 220mF C21 AGND PGNDR LIN C13 LINP PGNDR J2 C14 1.0mF LINN TPA3101D2 VCLAMPR C16 1mF GJN8D 1.0mF J12 J10 NC VCLAMPL C15 1mF GAIN0 PGNDL J13 GAIN1 PGNDL J14 220mF C22 MSTR/SLV PVCCL TP2 R3100k 00k SNYCNCNC ROSC VREG VBYP AGND BSLP LOUTP LOUTP ROUTP ROUTP BSLN PNCVCNCCL VCC 1Cm1F9 R41 00k 1 Connected at PowerPad 5 R F C1 C2 and then to J8with single 0n point connection. 1 VREG 00k C5 1Fm C205.22mF 0.22mCF26 1 PGND AGND R6 C1020 470 pF 470 pF 20 R9 L1 1.0 1.0 L2 R10 33Hm mFC6 Cm7F m33H J3 J4 LOUT+ LOUT- Figure3.TPA3101D2Rev.AEVMSchematic SLOU180A–December2005–RevisedJuly2007 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter 5 SubmitDocumentationFeedback

www.ti.com TPA3101D2Rev.AEVMPCBLayers 4 TPA3101D2 Rev.A EVM PCB Layers Figure4.TPA3101D2Rev.AEVM–TopLayer 6 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter SLOU180A–December2005–RevisedJuly2007 SubmitDocumentationFeedback

www.ti.com TPA3101D2Rev.AEVMPCBLayers Figure5.TPA3101D2Rev.AEVM–BottomLayer SLOU180A–December2005–RevisedJuly2007 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter 7 SubmitDocumentationFeedback

www.ti.com TPA3101D2Rev.AEVMPartsList 5 TPA3101D2 Rev.A EVM Parts List Table2.TPA3101D2Rev.AEVMPartsList Ref. Description Size Qty Mfg Part# Vendor# C1–C4 Capacitor,ceramic,0.22-μF,– 10%,X7R,16-V 0603 4 TDK C1608X7R1C224KT Digi-key/445-1318-2 C5 Capacitor,ceramic,0.01-μF,– 10%,X7R,50-V 0603 1 TDK C1608X7R1H103KT Digi-key/445-1311-2 C6–C9 Capacitor,ceramic,1.0-μF,– 10%,X7R,50-V 1206 4 Murata GRM31CR71H105KA61L Digi-key/490-3908-1-ND C10–C14 Capacitor,ceramic,1.0-μF,– 10%,X5R,10-V 0603 5 TDK C1608X5R1A105KT Digi-key/445-1321-2 C17–C19 Capacitor,ceramic,1.0-μF,+80%/–20%,Y5V,50-V 0805 3 TDK C2012Y5V1H105Z Digi-key/445-1364-2 C15,C16 Capacitor,ceramic,1.0-μF,+80%/–20%,Y5V,16-V 0805 2 TDK C2012Y5V1C105Z Digi-key/445-1367-2 C20 Capacitor,ceramic,10-μF,+80%/–20%,Y5V,50-V 1210 1 Murata GRM32DF51H106ZA01L Digi-key/490-1891-2 C21,C22 Capacitor,electrolytic,220-μF,lowimpedance Radial 2 Panasonic EEU-FC1V221 Digi-key/P10297 L1–L4 Inductor,33-μH,radiallead,ferritematerial, Radial 4 Toko A7503AY-330M shielded C23–C26 Capacitor,ceramic,470-pF,– 5%,COG,50-V 0603 4 Panasonic ECJ-1VC1H471J Digi-Key/PCC2147TR-ND R1–R6 Resistor,chip,100kW ,1/16W,5% 0603 6 Panasonic ERJ-3GEYJ104V Digi-Key/P100KGTR-ND R7–R10 Resistor,chip,20kW ,1/4W,5% 1206 4 Panasonic ERJ-8GEYJ200V Digi-Key/P20ETR-ND J1,J2 Phonojack,PCmount,switched,red 2 Switchcraft PJRAN1X1U03 Newark/16C1860 J3–J8 Bananajackw/knurledthumbnut(nickelplate) 6 Johnson 111-2223-001 Digi-Key/J587 J9–J14 Header,2position,male 2mm 6 Norcomp 2163-36-01-P2 Digi-Key/2163S-36 J9–J14(shunts) Shunt,2mm 2mm 6 FCI 86730-101 Electronics TP1,TP2 Testpoints,0.040"mountinghole 1 Vero 20-313137 S1,S2 Switch,momentary,SMD,lowprofile 2 Panasonic EVQ-PPBA25 Digi-Key/P8086S MH1–MH4 Standoffs,4-40thread,5/8"length 4 Keystone 1808 (Newark)89F1934 MH5–MH8 Screws,4-40Phillips,3/8" 4 (Digi-Key)H781-ND U1 TPA3101D2PHP 48-pinQFN 1 TI TPA3101D2PHP TP1,TP2 Testpoints,0.040"mountinghole 1 Kobiconn 151-207-RC ALTERNATIVES 8 TPA3101D2Rev.AAudioPowerAmplifierEvaluationModuleWithLCFilter SLOU180A–December2005–RevisedJuly2007 SubmitDocumentationFeedback

FCCWarnings Thisequipmentisintendedforuseinalaboratorytestenvironmentonly.Itgenerates,uses,andcanradiateradiofrequencyenergyand hasnotbeentestedforcompliancewiththelimitsofcomputingdevicespursuanttosubpartJofpart15ofFCCrules,whicharedesigned toprovidereasonableprotectionagainstradiofrequencyinterference.Operationofthisequipmentinotherenvironmentsmaycause interferencewithradiocommunications,inwhichcasetheuserathisownexpensewillberequiredtotakewhatevermeasuresmaybe requiredtocorrectthisinterference. EVMTERMSANDCONDITIONS TexasInstruments(TI)providestheenclosedEvaluationModuleandrelatedmaterial(EVM)toyou,theuser,(youoruser)SUBJECTTO thetermsandconditionssetforthbelow.ByacceptingandusingtheEVM,youareindicatingthatyouhaveread,understandandagreeto beboundbythesetermsandconditions.IFYOUDONOTAGREETOBEBOUNDBYTHESETERMSANDCONDITIONS,YOUMUST RETURNTHEEVMANDNOTUSEIT. ThisEVMisprovidedtoyoubyTIandisintendedforyourINTERNALENGINEERINGDEVELOPMENTOREVALUATIONPURPOSES ONLY.Itisprovided“ASIS”and“WITHALLFAULTS.”ItisnotconsideredbyTItobefitforcommercialuse.Assuch,theEVMmaybe incompleteintermsofrequireddesign-,marketing-,and/ormanufacturing-relatedprotectiveconsiderations,includingproductsafety measurestypicallyfoundintheendproduct.Asaprototype,theEVMdoesnotfallwithinthescopeoftheEuropeanUniondirectiveon electromagneticcompatibilityandthereforemaynotmeetthetechnicalrequirementsofthedirective. ShouldthisEVMnotmeetthespecificationsindicatedintheEVMUser’sGuide,itmaybereturnedwithin30daysfromthedateofdelivery forafullrefundofanyamountpaidbyuserfortheEVM,whichuseragreesshallbeuser’ssoleandexclusiveremedy.THEFOREGOING WARRANTYISTHEEXCLUSIVEWARRANTYMADEBYTITOUSER,ANDISINLIEUOFALLOTHERWARRANTIES,EXPRESSED, IMPLIED,ORSTATUTORY,INCLUDINGANYWARRANTYOFMERCHANTABILITY,FITNESSFORANYPARTICULARPURPOSEOR NON-INFRINGEMENT. TIshallhavenoobligationtodefendanyclaimarisingfromtheEVM,includingbutnotlimitedtoclaimsthattheEVMinfringesthirdparty intellectualproperty.Further,TIshallhavenoliabilitytouserforanycosts,lossesordamagesresultingfromanysuchclaims.Usershall indemnifyandholdTIharmlessagainstanydamages,liabilitiesorcostsresultingfromanyclaim,suitorproceedingarisingfromuser’s handlingoruseoftheEVM,includingbutnotlimitedto,(i)claimsthattheEVMinfringesathirdparty’sintellectualproperty,and(ii)claims arisingfromtheuser’suseorhandlingoftheEVM.TIshallhavenoresponsibilitytodefendanysuchclaim,suitorproceeding. UserassumesallresponsibilityandliabilityforproperandsafehandlinganduseoftheEVMandtheevaluationoftheEVM.TIshallhave noliabilityforanycosts,lossesordamagesresultingfromtheuseorhandlingoftheEVM.UseracknowledgesthattheEVMmaynotbe regulatorycompliantoragencycertified(FCC,UL,CE,etc.).DuetotheopenconstructionoftheEVMitistheuser’sresponsibilitytotake anyandallappropriateprecautionswithregardtoelectrostaticdischarge. EXCEPTTOTHEEXTENTOFTHEUSER’SINDEMNITYOBLIGATIONSSETFORTHABOVE,NEITHERPARTYSHALLBELIABLETO THEOTHERFORANYINDIRECT,SPECIAL,INCIDENTAL,ORCONSEQUENTIALDAMAGESWHETHERTIISNOTIFIEDOFTHE POSSIBILITYORNOT. TIcurrentlydealswithavarietyofcustomersforproducts,andthereforeourarrangementwiththeuserisnotexclusive. TIassumesnoliabilityforapplicationsassistance,customerproductdesign,softwareperformance,orinfringementofpatentsor servicesdescribedherein. UseragreestoreadtheEVMUser’sGuideand,specifically,theEVMwarningsandRestrictionsnoticeintheEVMUser’sGuidepriorto handlingtheEVMandtheproduct.Thisnoticecontainsimportantsafetyinformationabouttemperaturesandvoltages. Itisuser’sresponsibilitytoensurethatpersonshandlingtheEVMandtheproducthaveelectronicstrainingandobservegoodlaboratory practicestandards. ByprovidinguserwiththisEVM,productandservices,TIisNOTgrantinguseranylicenseinanypatentorotherintellectualpropertyright. MailingAddress:TexasInstruments,PostOfficeBox655303,Dallas,Texas75265 Copyright2005,TexasInstrumentsIncorporated EVMWARNINGSANDRESTRICTIONS ItisimportanttooperatethisEVMwithinthesupplyvoltagerangeof–0.3Vto30Vandinputvoltagerangeof–0.3Vto4.5V. Exceedingthespecifiedinputrangemaycauseunexpectedoperationand/orirreversibledamagetotheEVM.Iftherearequestions concerningtheinputrange,pleasecontactaTIfieldrepresentativepriortoconnectingtheinputpower. Applyingloadsoutsideofthespecifiedoutputrangemayresultinunintendedoperationand/orpossiblepermanentdamagetotheEVM. PleaseconsulttheEVMUser'sGuidepriortoconnectinganyloadtotheEVMoutput.Ifthereisuncertaintyastotheloadspecification, pleasecontactaTIfieldrepresentative. Duringnormaloperation,somecircuitcomponentsmayhavecasetemperaturesgreaterthan85(cid:176) C.TheEVMisdesignedtooperate properlywithcertaincomponentsabove85(cid:176) Caslongastheinputandoutputrangesaremaintained.Thesecomponentsincludebutare notlimitedtolinearregulators,switchingtransistors,passtransistors,andcurrentsenseresistors.Thesetypesofdevicescanbeidentified usingtheEVMschematiclocatedintheEVMUser'sGuide.Whenplacingmeasurementprobesnearthesedevicesduringoperation, pleasebeawarethatthesedevicesmaybeverywarmtothetouch. MailingAddress:TexasInstruments,PostOfficeBox655303,Dallas,Texas75265 Copyright＝2005,TexasInstrumentsIncorporated

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