TEL:18617042732***:3073924495Thebq51003isanadvanced,integrated,receiverICforwirelesspowertransferinportableapplicati***.ThedeviceprovidestheAC/DCpowerconversionwhileintegratingthedigitalcontrolrequiredtocomplywiththeQiv1.1communicationprotocol.Togetherwiththebq500210tran***ittercontroller,thebq51003enablesacompletecontact-lesspowertransfersystemforawirelesspowersupplysolution.Byusingnear-fieldinductivepowertransfer,thereceivercoilembeddedintheportabledevicereceivesthepowertran***ittedbythetran***ittercoilviamutuallycoupledinductors.TheACsignalfromthereceivercoilisthenrectifiedandregulatedtobeusedasapowersupplyfordown-systemelectronics.Globalfeedbackisestablishedfromthesecondarytothetran***itterinordertostabilizethepowertransferprocessviaback-scattermodulation.ThisfeedbackisestablishedbyusingtheQiv1.1communicationprotocolsupportingupto2.5-Wapplicati***.Thedeviceintegratesalow-impedancefullsynchronousrectifier,low-dropoutregulator,digitalcontrol,andaccuratevoltageandcurrentloops.特性·IntegratedWirelessPowerSupplyReceiverSolution-Optimizedfor2.5-WApplicati***o93%OverallPeakAC-DCEfficiencyoFullSynchronousRectifieroWPCv1.1CompliantCommunicationControloOutputVoltageConditioningoOnlyICRequiredBetweenRxcoilandOutput·WirelessPowerC***ortium(WPC)v1.1Compliant(FODEnabled)HighlyAccurateCurrentSense·DynamicRectifierControlforImprovedLoadTransientResp***e·DynamicEfficiencyScalingforOptimizedPerformanceOverwideRangeofOutputPower·AdaptiveCommunicationLimitforRobustCommunication·Supports20-VMaximumInput·Low-powerDissipativeRectifierOvervoltageClamp(VRECT-OVP=15V)·ThermalShutdown·MultifunctionNTCandControlPinforTemperatureMonitoring,ChargeCompleteandFaultHostControl·1.9-mm×3.0-mmDSBGA封装:DSBGA(YFP))