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PAM原厂授權代理商：138-2431-4146,(0755）8325-1686郭生PAM24003-PinSynchronousStep-UpDC/DCConverterFeaturesGeneralDescriptionnSchottkyDiodeEmbedded,SavingCostThePAM2400isahighefficiencystep-upDC/DCandSpaceconverter,deliveringafixedoutputvoltageofnLowStart-upVoltage(0.9V)2.0V,2.7V,2.8V,3.0V,3.3V,3.8Vor5.0V.ThenHighEfficiencyupto88%devicestartsupwithaninputvoltageaslowasnLowQuiescentCurrent0.9Vat1mAload.ThePulseFrequencynLowRippleandNoiseModulation(PFM)schemeprovidesoptimizednAvailableOutputVoltage:2.0V,2.7V,2.8V,performanceforapplicationswithlightloadand3.0V,3.3V,3.8Vand5.0Vlowinputvoltages.nSpaceSavingPackages:SOT-89,SOT-23nPb-FreePackageThePAM2400employsabuilt-insynchronousrectifier,insteadofrequiringanexternalSchottkyApplicationsdiode,sothattoimprovesystemefficiencyandsavesystemcostandPCBarea.nPagersnCamerasTheinternalPFMcontrolcircuitoperatesatnWirelessMicrophonesconstantswitchingfrequencyof100KHz.OnlynPocketOrganizersthreeexternalcomponentsarerequired.ThenBatteryBackupSuppliersspacesavingSOT-89andSOT-23packagesmakenPortableInstrumentsthePAM2400idealforspaceconsciousapplications.TypicalApplicationBlockDiagramVINVOSWL1SWVOUT100μHPAM2400VOUT1M-GND+++CINCO1.25VREF22μF47μFEnableOSC100KHzGNDPowerAnalogMicroelectronics,Incwww.poweranalog.com12/2007Rev1.01PAM原厂授權代理商：138-2431-4146,(0755）8325-1686郭生PAM24003-PinSynchronousStep-UpDC/DCConverterPinConfiguration&MarkingInformationSOT89-3V:VoltageCodeX:InternalCodeP2400VY:YearXXXYWW:Week123SOT23-33CC:ProductCodeofPAM2400V:VoltageCodeCCVYWY:YearW:Week12PinNumberNameFunction1GNDGround2VOUTOutput3SWSwitchPinAbsoluteMaximumRatingsThesearestressratingsonlyandfunctionaloperationisnotimplied.Exposuretoabsolutemaximumratingsforprolongedtimeperiodsmayaffectdevicereliability.Allvoltagesarewithrespecttoground.SupplyVoltage............................................6.0VOperatingTemperatureRange.........-40°°Cto85CSWpinVoltage.........................................
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