APS2415-V0.0

APS2415Chipown8/F,ChuangYuanBuildingNo.21-1ChangjiangRoad,WuxiNewDestrictTel:[phone]:Upto96%z1.2MHzConstantSwitchingFrequencyz1.5AOutputCurrentatVIN=3VzIntegratedMainswitchandsynchronousrectifier.NoSchottkyDiodeRequiredz2.5Vto6.5VInputVoltageRangezOutputVoltageasLowas0.6Vz100%DutyCycleinDropoutzQuiescentCurrent:300µA(input4.2V)zSlopeCompensatedCurrentModeControlforExcellentLineandLoadTransientResponsezShortCircuitProtectionz1uAShutdownCurrentzSoftstartzSpaceSaving5-PinSOT23packagePackageSOT23-5LTypicalApplicationCircuitηvsIo(Vo=1.8V)50556065707580859095100030060090012001500Io(mA)η(%)Vin=2.5VVin=3.6VVin=4.2VVin=5VVin=6VFigure1.BasicApplicationCircuitwithFigure2.TypicalEfficiencyCurveAPS2415adjustableversionAPS2415Chipown8/F,ChuangYuanBuildingNo.21-1ChangjiangRoad,WuxiNewDestrictTel:[phone]µAsupplycurrent.DonotleaveRUNfloating.2GNDGround.3SWPowerSwitchOutput.ItistheSwitchnoteconnectiontoInductor.ThispinconnectstothedrainsoftheinternalP-CHandN-CHMOSFETswitches.4VINSupplyInputPin.MustbecloselydecoupledtoGND,Pin2,witha22µForgreaterceramiccapacitor.5VFB/VOUTVFB(APS2415):FeedbackInputPin.ConnectFBtothecenterpointoftheexternalresistordivider.Thefeedbackthresholdvoltageis0.6V.VOUT(APS2415-1.2/APS2415-1.8):OutputVoltageFeedbackPin.Aninternalresistivedividerdividestheoutputvoltagedownforcomparisontotheinternalreferencevoltage.FunctionalBlockDiagramFigure3.APS2415BlockDiagramAbsoluteMaximumRating(Note1)InputSupplyVoltage.......................................................................................................................................-0.3Vto+7VRUN,VFBVoltages................................................................................................................................-0.3VtoVIN+0.3VSWVoltages............................................................................................................................................-0.3VtoVIN+0.3VPackageThermalResistance(Note2)ӨJA...............................................................................................................................................................220°C/WӨJC...............................................................................................................................................................110°C/WOperatingTemperatureRange.....................................................................................................................-40°Cto+85°CJunctionTemperature(Note3).....................................................................................................................................+125°CStorageTemperatureRange.......................................................................................................................-65°Cto+150°CLeadTemperature(Soldering,10s)..........................................................................................................................+260°CAPS2415Chipown8/F,ChuangYuanBuildingNo.21-1ChangjiangRoad,WuxiNewDestrictTel:[phone](Note4)(VIN=VRUN=3.6V,TA=25°C,unlessotherwisenoted.)ParameterConditionsMinTypMaxunitInputVoltageRange2.56.5VInputDCSupplyCurrentActiveModeShutdownModeVFB=0.5VorVOUT=90%VFB=0V,VIN=4.2V3000.14001.0µAµATA=+25°C0.58800.60000.6120VTA=0°C≤TA≤85°C0.58650.60000.6135VRegulatedFeedbackVoltageTA=-40°C≤TA≤85°C0.58200.60000.6180VVFBInputBiasCurrentVFB=0.65V±30nAReferenceVoltageLineRegulationVIN=2.5Vto5.5V,Iout=10mA0.50.60%/VAPS2415-1.2,-40°C≤TA≤85°C1.1641.2001.236VRegulatedOutputVoltageAPS2415-1.8,-40°C≤TA≤85°C1.7461.8001.854VOutputVoltageLineRegulationVIN=2.5Vto5.5VIout=10mA0.50.60%/VOutputVoltageLoadRegulati