HT82V733_datasheet(单声道音频功放)

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1、捷多邦，您值得信赖的PCB打样专家！HT82V733240mAAudioPowerAmpFeaturesHighsignal-to-noiseratioWidetemperatureoperatingrangeHighslewrateNoswitchON/OFFclicksLowdistortionLowstandbycurrentLargeoutputvoltageswingPoweroffcontrolExcellentpowersupplyripplerejectionDirectdrivespeakerLowpowerconsumption8-pinDIP/SO

2、PpackageShort-circuiteliminationGeneralDescriptionHT82V733isanintegratedclassABmonospeakerfabricatedinaCMOSprocessandhasbeenprimarilydrivercontainedinanSOP-8package.Thedeviceisdevelopedforportabledigitalaudioapplications.BlockDiagramPinAssignment





3、
PinDescriptionPinNo.PinNameI/ODescription1OUTNONegativeoutput2AudInIAudioinput3VREFOSpeakernon-invertinginputvoltagereference4VSS
Negativepowersupply,ground5CEIChipenable,lowactive6NC
Notconnected7OUTPOPositiveoutput8VDD
PositivepowersupplyAbsoluteMaximumRatingsSupplyVolt

4、age...........................VSS0.3VtoVSS+5.5VStorageTemperature............................50Cto125CInputVoltage..............................VSS0.3VtoVDD+0.3VOperatingTemperature...........................20Cto70CNote:Thesearestressratingsonly.StressesexceedingtherangespecifiedunderAbsol

5、uteMaximumRatingsmaycausesubstantialdamagetothedevice.Functionaloperationofthisdeviceatotherconditionsbeyondthoselistedinthespecificationisnotimpliedandprolongedexposuretoextremeconditionsmayaffectdevicereliabil-ity.Rev.1.101January6,2003HT82V733ElectricalCharacteristicsVSS=0V,Ta=25CTestConditions

6、SymbolParameterMin.Typ.Max.UnitVDDConditionsSuppliesVDDSupplyVoltage

2.45.05.5VVSSNegativeSupplyVoltage5V

0
VISTBStandbyCurrent



1AVi=0,Noload2410IDDOperatingCurrent
VP-P=500mV,fi=1kHzmA4.812.323.5NoloadPVP-P=500mV,fi=1kHztotTotalPowerDissipation
1560140mWNoloadDCCharacteristics5V
12
VI(OS)Inpu

7、tOffsetVoltage
mV3V
2.5
MaximumOutputCurrent5VCurrent
240
IOmA(THD+N)/S<1%3VCurrent
160
RL=161.2
45VRL=81.8
3.4VOutputVoltageSwingRL=42.1
3VO(THD+N)/S<1%RL=160.6
2.33VRL=80.9
1.9VRL=41.1
1.75Vf=