PAM8610规格书

PAM8610Documentnumber:DSxxxxxRev.1-21of15©DiodesIncorporatedPAM8610AProductLineofDiodesIncorporated10WSTEREOCLASS-DAUDIOPOWERAMPLIFIERWITHDCVOLUMECONTROLDescriptionThePAM8610isa10W(perchannel)stereoClass-DaudioamplifierwithDCVolumeControlwhichofferslowTHD+N(0.1%),lowEMI,andgoodPSRRthushigh-qualitysoundreproduction.The32stepsDCvolumecontrolhasa+32dBto-75dBrange.ThePAM8610runsoffofa7Vto15Vsupplyatmuchhigherefficiencythancompetitors’ICs.ThePAM8610onlyrequiresveryfewexternalcomponents,significantlysavingcostandboardspace.ThePAM8610isavailableina40pinQFN6mm*6mmpackage.Features10W@10%THD/ChannelOutputintoa8ΩLoadat13VLowNoise:-90dBOver90%Efficiency32StepDCVolumeControlfrom-75dBto+32dBWithShutdown/Mute/FadeFunctionOverCurrent,ThermalandShort-CircuitProtectionLowTHD+NLowQuiescentCurrentPopNoiseSuppressionSmallPackageOutlines:Thin40-pinQFN6mm*6mmPackagePb-FreePackage(RoHSComplaint)PinAssignmentsApplicationsFlatMonitor/LCDTVSMulti-MediaSpeakerSystemDVDPlayers,GameMachinesBoomBoxMusicInstrumentsTypicalApplicationsCircuitPAM8610Documentnumber:DSxxxxxRev.1-22of15©DiodesIncorporatedPAM8610AProductLineofDiodesIncorporatedPinDescriptionsPinNumberPinNameFunction1RINNNegativedifferentialaudioinputforrightchannel.2RINPPositivedifferentialaudioinputforrightchannel.3AVDD5VAnalogVDD4VREFAnalogreferenceforgaincontrolsection.5VOLUMEDCvoltagethatsetsthegainoftheamplifier.6REFGNDGroundforgaincontrolcircuitry.ConnecttoAGND.IfusingaDACtocontrolthevolume,connecttheDACgroundtothisterminal.7AGND1AnalogGND8FADEInputforcontrollingvolumerampratewhencyclingSDorduringpower-up.Alogiclowonthispinplacestheamplifierinfademode.Alogichighonthispinallowsaquicktransitiontothedesiredvolumesetting.9LINPPositivedifferentialaudioinputforleftchannel.10LINNNegativedifferentialaudioinputforleftchannel.11,20PGNDLPowergroundforleftchannelH-bridge.12,19PVCCLPowersupplyforleftchannelH-bridge,notconnectedtoPVCCRorAVCC.13,14LOUTNClass-D1/2-H-bridgenegativeoutputforleftchannel.15BSLNBootstrapI/Oforleftchannel,negativehigh-sideFET.16BSLPBootstrapI/Oforleftchannel,positivehigh-sideFET.17,18LOUTPClass-D1/2-H-bridgepositiveoutputforleftchannel.21VCLAMPLInternallygeneratedvoltagesupplyforleftchannelbootstrapcapacitors.22COSCI/Oforcharge/dischargingcurrentsontocapacitorforrampgeneratortrianglewavebiasedatV2P5.23ROSCCurrentsettingresistorforrampgenerator.Nominallyequalto1/8*VCC.24,28AGNDAnalogGND25MUTEAlogichighonthispindisablestheoutputsandalogiclowenablestheoutputs.26AVCCHigh-voltageanalogpowersupply(7Vto15V)27V2P52.5VReferenceforanalogcells,aswellasreferenceforunusedaudioinputwhenusingsingle-endedinputs.29SDShutdownsignalforIC(low=shutdown,high=operational).TTLlogiclevelswithcompliancetoVCC.30VCLAMPRInternallygeneratedvoltagesupplyforrightchannelbootstrapcapacitors.31,40PGNDRPowergroundforrightchannelH-bridge.32,39PVCCRPowersupplyforrightchannelH-bridge,notconnectedtoPVCCLorAVCC.33,34ROUTPClass-D1/2-H-bridgepositiveoutputforrightchannel.35BSRPBootstrapI/Oforrightchannel,positivehigh-sideFET.36BSRNBootstrapI/Oforrightchannel,negativehigh-sideFET.37,38ROUTNClass-D1/2-H-bridgenegativeoutputforrightchannel.PAM8610Documentnumber:DSxxxxxRev.1-23of15©DiodesIncorporatedPAM8610AProductLineofDiodesIncorporatedFunctionalBlockDiagramAbsoluteMaximumRatings(@TA=+25°C,unlessotherwisespecified.)Thesearestressratingsonlyandfunctionaloperationisnotimplied.Exposuretoabsolutemaximumratingsforprolongedtimeperiodsmayaffectdevicereliability.Allvoltagesarewithrespecttoground.ParameterRatingUnitSupplyVoltageVDD-0.3to+16.5VInputVoltageRangeVI:MUTE,VREF,VOLUME,FADE0to+6.0VSD-0.3toVDDRINN,RINP,LINN,LINP-0.3to+6.0JunctionTemperatureRange,TJ-40to+125°CStorageTemperature-65to+150LeadTemperature1,6mm(1/16inch)260,5secPAM8610Documentnumber:DSxxxxxRev.1-24of15©DiodesIncorporatedPAM8610AProductLineofDiodesIncorporatedRecommendedOperatingConditions(@TA=+25°C,unlessotherwisespecified.)ParameterRatingUnitSupplyVoltage(VDD)7to15VMaximumVolumeControlPins,InputPinsVoltage0to+5.0HighLevelInputVoltage:SD2.0toVDDVMUTE,FADE2.0to5.0LowLevelInputVoltage:SD0to+0.3VMUTE,FADE0to+0.3AmbientOperatingTemperature-20to+85°CThermalInformationParameterPackageSymbolMaxUnitThermalResistance(JunctiontoAmbient)QFN6mm*6mmθJA18.1°C/WThermalResistance(JunctiontoCase)QFN6mm*6mmθJC7.6TheExposedPADmustbesolderedtoathermallandonthePCB.ElectricalCharacteristics(@TA=+25°C,VDD=12V,RL=8Ω,unlessotherwisespecified.)ParameterSymbolTestConditionsMinTypMaxUnitsSupplyVoltageVDD7.01215VContinuousOutputPowerPOTHD+N=0.1%,f=1kHz,RL=8Ω5WTHD+N=1.0%,f=1kHz,RL=8Ω8THD+N=10%,f=1kHz,RL=8Ω,VDD=13V10THD+N=0.1%,f=1kHz,RL=4Ω(Note3)15TotalHarmonicDistortionplusNoiseTHD+NPO=5W,f=1kHz,RL=8Ω0.1%QuiescentCurrentIDDNoLoad2030mASupplyQuiescentCurrentinShutdownModeISDShutdown=0V410µADrain-SourceOn-StateResistanceRDS(ON)VCC=12VIO=1ATJ=+25°CHighSide200mΩLowSide200Total400PowerSupplyRippleRejectionPSRR1VPPRipple,f=1kHz,InputsAC-CoupledtoGround-60dBOscillatorFrequencyfO