RT9702全新原装现货，***赔十13724201506李生，***2629331408.TheRT9702andRT9702Aarecost-effective,lowvoltage,singleN-ChannelMOSFEThigh-sidepowerswitches,optimizedforself-poweredandbus-poweredUniversalSerialBus(USB)applicati***.TheRT9702/AequippedwithachargepumpcircuitrytodrivetheinternalMOSFETswitch;theswitch'slow***(ON),80mΩ,meetsUSBvoltagedroprequirements;andaflagoutputis***ailabletoindicatefaultconditi***tothelocalUSBcontroller.Additionalfeaturesincludesoft-starttolimitinrushcurrentduringplug-in,thermalshutdowntopreventcatastrophicswitchfailurefromhighcurrentloads,under-voltagelockout(UVLO)toensurethatthedeviceremainsoffunlessthereisavalidinputvoltagepresent,faultcurrentislimitedtotypically800mAforRT9702insingleportand1.5AforRT9702AindualportsinaccordancewiththeUSBpowerrequirements,lowerquiescentcurrentas25μAmakingthisdeviceidealforportablebattery-operatedequipment.TheRT9702/Ais***ailableinSOT-23-5andTSOT-23-5packagesrequiringminimumboardspaceand***allestcomponents.TopOrderingInfoNote:Richtekproductsare:?RoHScompliantandcompatiblewiththecurrentrequirementsofIPC/JEDECJ-STD-020.?SuitableforuseinSnPborPb-freesolderingprocesses.TopFeatures•ComplianttoUSBSpecificati***•Built-In(Typically80mΩ)N-ChannelMOSFET•OutputCanBeForcedHigherThanInput(Off-State)•LowSupplyCurrent:♦25μATypicalatSwitchOnState♦1μATypicalatSwitchOffState•Guaranteed500mA/RT9702and1.1A/RT9702AContinuousLoadCurrent•WideInputVoltageRanges:2Vto5.5V•Open-DrainFaultFlagOutput•HotPlug-InApplication(Soft-Start)•1.7VTypicalUnderVoltageLockout(UVLO)•CurrentLimitingProtection•ThermalShutdownProtection•ReverseCurrentFlowBlocking(nobodydiode)•***allestSOT-23-5andTSOT-23-5PackagesMinimizesBoardSpace•ULApproved-E219878•TUVIEC60950-1:2005Certified•RoHSCompliantand100%Lead(Pb)-FreeTopApplication•USBBus/SelfPoweredHubs•USBPeripherals•ACPIPowerDistribution•PCCardHotSwap•Notebook,MotherboardPCs•Battery-PoweredEquipment•Hot-PlugPowerSupplies•Battery-ChargerCircuitsTopPinConfigurati***(TOPVIEW)SOT-23-5/TSOT-23-5TopTypicalApplicati***CircuitNote:Alow-ESR150μFaluminumelectrolyticortantalumbetweenVOUTandGNDisstronglyrecommendedtomeetthe330mVmaximumdrooprequirementinthehubVBUS.(seeApplicationInformationSectionforfurtherdetails))