ThePW5410Aisalownoise,c***tantfrequency(1.2MHz)switchedcapacitorvoltagedoubler.Itproducesaregulatedoutputvoltagefrom2.7Vto5Vinputwithupto250mAofoutputcurrent.Lowexternalpartscount(oneflyingcapacitorandtwo***allbypasscapacitorsatVINandVOUT)makethePW5410Aideallysuitedfor***all,battery-poweredapplicati***.Thenewcharge-pumparchitecturemaintainsc***tantswitchingfrequencytonoloadandreducesbothoutputandinputripple.ThePW5410Ah***ethermalshutdowncapabilityandcansurviveacontinuousshortcircuitfromVOUTtoGND.Built-insoft-startcircuitrypreventsexcessiveinrushcurrentduringstart-up.FEATURESFixed5V&plu***n;4%OutputVINRange:2.7V～5VOutputCurrent:upto250mA(VIN=4.5V)LowNoiseC***tantFrequencyOperationShutdownCurrent:<1μAShort-CircuitProtectionSoft-startNoInductors***ailableinLowProfile6-LeadSOT-23PackageAPPLICATI***WhiteLEDBacklightingLi-IonBatteryBackupSuppliesLocal3Vto5VConversion***artCardReadersPCMCIALocal5VSupplies)