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PAM原厂授權代理商：138-2431-4146,(0755）8325-1686郭生PAM8602EFilterless2WClass-DStereoAudioAmplifierwithDCVolumeControlandHeadphoneOutputKeyFeaturesGeneralDescriptionn2.0WOutputwitha4ΩLoadand5VPowerThePAM8602Eisa2.0W,class-DaudioamplifierSupplywithheadphoneamplifier.Advanced64-stepDCnFilterless,LowQuiescentCurrentandLowvolumecontrolminimizesexternalcomponentsEMIandallowsspeakervolumecontrolandnLowTHD+Nheadphonevolumecontrol.ItofferslowTHD+N,n64-stepDCVolumeControltoproducehigh-qualitysoundreproduction.ThenHeadphoneOutputFunctionnewfilterlessarchitectureallowsthedevicetonSuperiorLowNoisedrivethespeakerdirectly,withoutlow-passoutputnLowpopnoisefilters,whichwillsave30%systemcostand75%nEfficiencyupto88%PCBarea.nShortCircuitProtectionnThermalShutdownWiththesamenumbersofexternalcomponents,nFewExternalComponentstoSavethetheefficiencyofthePAM8602EismuchbetterSpaceandCostthanclass-ABcousins.ItcanextendthebatterynPb-FreePackagelifethusbeidealforportableapplications.ApplicationsThePAM8602EisavailableinaSSOP-24andSOP-24package.nLCDMonitors/TVProjectorsnNotebookComputersnPortableSpeakersnPortableDVDPlayers,GameMachinesnVoIP/SpeakerPhonesTypicalApplicationPVDDL10μF1μF523PVDDLPGNDLPGNDL0.47μF81INLINL+OUTL0.47μF9EarInL4-O-UTL0.47μF17INRINR24+OUTR0.47μF16EarInR21ON-O-UTR19SHDNSHDNPAM8602EON6MUTEMUTE12220μFEarOutL+-11220μF+-DCVolumeVOLUME713HeadphoneVDDVDDEarOutR1μF10VDC151μFLine/Ear14VREFPVDDRPGNDRPGNDRGNDH:Headphone20222318L:ClassD(default)1μF1μFPowerAnalogMicroelectronics,Incwww.poweranalog.com08/2010Rev1.01PAM原厂授權代理商：138-2431-4146,(0755）8325-1686郭生PAM8602EFilterless2WClass-DStereoAudioAmplifierwithDCVolumeControlandHeadphoneOutputBlockDiagramVDDPVDDPGNDEarInRHeadphoneEarOutRVDD/2+-+OUT_RINRDRIVERMODULATOR-OUT_RThermalAProtectiontItnVDCetneuraMUTEfaticINTERNALBIASoeCSHDNnDOSCILLATORANDVREFREFERENCESoLINE/EARenctoroVOLUMEdlOSCerCurrentProtectionMODU
