tda7265,tda7265a, 规格书,datasheet 资料

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1、®TDA726525+25WSTEREOAMPLIFIERWITHMUTE&ST-BYWIDESUPPLYVOLTAGERANGE(UPTO±25VABSMAX.)SPLITSUPPLYHIGHOUTPUTPOWER25+25W@THD=10%,RL=8W,VS=+20VNOPOPATTURN-ON/OFFMUTE(POPFREE)STAND-BYFEATURE(LOWIq)SHORTCIRCUITPROTECTIONTHERMALOVERLOADPROTECTIONMultiwatt11ORDERINGNUMBER:TDA7265DESCRIPTIONTheTDA

2、7265isclassABdualAudiopoweram-plifierassembledintheMultiwattpackage,spe-ciallydesignedforhighqualitysoundapplicationasHi-FimusiccentersandstereoTVsets.Figure1:TypicalApplicationCircuitinSplitSupply+VS1000mF15K1mFMUTE/ST-BY35IN(L)7+4OUT(L)1mF-18K4.7WRL(L)8IN-(L)100nF15K18KGND9560W+5VmP1

3、0IN-(R)560W18K1mF-2OUT(R)IN(R)11+4.7W16RL(R)-VS100nF1000mFD94AU085April20021/11芯天下--http://oneic.com/TDA7265ABSOLUTEMAXIMUMRATINGSSymbolParameterValueUnitVSDCSupplyVoltage±25VIOOutputPeakCurrent(internallylimited)4.5APtotPowerDissipationTcase=70°C30WTopOperatingTemperature-20to85°CTstg

4、,TjStorageandJunctionTemperature-40to+150°CPINCONNECTION(Topview)11IN+(1)10IN-(1)9GND8IN-(2)7IN+(2)6-VS5MUTE4OUTPUT(2)3+VS2OUTPUT(1)1-VSTABCONNECTEDTOPIN6D95AU316THERMALDATASymbolDescriptionValueUnitRthj-caseThermalResistanceJunction-caseMax2°C/WFig2:TypicalApplicationCircuitinSingleSu

5、pply+VSD15.1VR1C1R3C5C610K1mF15K1000mF0.1mFMUTE35PLAY5VQ1IN(L)7C9470mFBSX33+4OUT(L)0C31mF-MUTER2R4R8OUT15K30K4.7W8IN-(L)(L)C790.1mFC2R5100mFC41mF1KIN(R)11+C10470mF2IN-(R)-R6R9OUT30K4.7W10OUT(R)(R)C80.1mF16R71KGNDD96AU444A2/11芯天下--http://oneic.com/TDA7265ELECTRICALCHARACTERISTICS(Refert

6、othetestcircuit,VS=+20V;RL=8W;RS=50W;GV=30dB;f=1KHz;Tamb=25°C,unlessotherwisespecified.)SymbolParameterTestConditionMin.Typ.Max.UnitVSSupplyRange+5+25VIqTotalQuiescentCurrent80130mAVOSInputOffsetVoltage–20+20mVIbNonInvertingInputBiasCurrent500nAPOMusicOutputPower(*)THD=10%;RL=8W;32WVS=

7、+22.5VPOOutputPowerTHD=10%RL=8W;2025WVS+16V;RL=4W25WTHD=1%RL=8W;20WVS+16V;RL=4W20WTHDTotalHarmonicDistortionRL=8W;PO=1W;f=1KHz0.01%RL=8W;0.7%PO=0.1to15W;f=100Hzto15KHzRL=4W;PO=1W;f=1KHz0.02%RL=4W;VS+16V;1%PO=0.1to12W;f=100Hzto15KHzCTCrossTalkf=1KHz70dBf=10KHz60dBSRSlewRate10V/msGOLOp