bq51003EVM-764 Evaluation Module (WCSP Package)

1 User's GuideSLUUAU8 November2013bq51003-764 EvaluationModule(WCSPP ackage)The bq51003 EVM-764(EVM)wirelesspowerreceiverevaluat ionkit fromTI is a high-performance,easy-to-usedevelopmentk it for the designof EVMhelpsdesignersto evaluatethe operationandperformanceof the bq51003,5-V powersupplyfor regulationwhileintegratingthe digitalcontrolrequiredto complywith the kit speedsup the developmentof this Descriptionof the Bill of of Materials(BOM)..16 List of ,0 mA to 500 ,500 mA to 0 the a trademarkof TexasInstruments, November2013bq51003-764 EvaluationModule(WCSPP ackage)SubmitDocumentationFeedbackCopyri ght 2013,TexasInstrumentsIncorporatedConside rationswith this of of EVMThe bq51003 EVM-764evaluationmodule(HPA764-006)demon stratesthe receiverportionof thebqTESLA receiverEVMis a completereceiver-sidesolutionthat produces5-V outputat up to a 500-mAload ( W).

2 The bqTESLA receiveris usedin any numberof low-powerbatteryportabledevicessuchas a powersupplyto a ,no connectionsto the deviceare needed. Outputvoltageof 5 V up to 500-mAchargecurrent Externaladapterswitchover Low-profile,externalpick-upcoil Frameis configuredto providecorrectreceiverto transmitterspacing Roomabovecoil for testingwith battery,key for tuning Optionto adjustthe max outputcurrentusingvariableresistorR162 ModificationsReferto the datasheetwhenchangingcomponents(SLUSBC8) . To aid in suchcustomizationof the EVM,the boardwas designedwith deviceshaving0603or real implementationlikelyoccupiesless total boardspaceand changingcomponentscan improveor providesa summaryof the specificationsaregivenfor an ambienttemperatureof 25 bq51003 EVM-764 ElectricalPerformanceSpecificationsParam eterTestConditionMINTYPMAXUNITVINI nputvoltagerangeTypicalVrectVoltageat TP12410 VVadapterAdapterinputvoltage4520 VOVPI nputovervoltageprotectionVoltageat V-rectified550mAIOUTO utputcurrentrangeCurrentlimit programmingrange550mAVOUTO utputvoltageILOAD= 700 mA5 VFsSwitchingfrequency110205kHzEfficiency AC-ACefficiency76%2bq51003-764 EvaluationModule(WCSPP ackage)

3 SLUUAU8 November2013 SubmitDocumentationFeedbackCopyright 2013, EVMsetup4 Equipmentand bq51003 EVM-764schematicis illustratedin TestPointDescriptionsThe connectionpointsare describedin the AD ExternalAdapterInput,J2-GNDP owercan be providedto simulatean externaladapterappliedto the receiverin this bq51003 EVM-764(HPA764-006). OutputVoltage,J4-GNDO utputvoltageis 5 V in wirelesspowermodeup to 500 TS and ReturnConnectorExternalconnectionfor temperaturesenseresistor,see the datasheetfor ProgrammingConnectorThis connectoris populatedand is only usefulat the factorylevelfor programmingthe November2013bq51003-764 EvaluationModule(WCSPP ackage)SubmitDocumentationFeedbackCopyri ght 2013,TexasInstrumentsIncorporatedEquipme ntand SwitchesThe controljumpersare describedin the EN1 Enable1 Not populatedin this EVM(HPA764-006).

4 EN2 Enable2 Enablesignalinputthat allowsthe systemto EN2is set to low, wirelesschargingis enabledunlessAD voltage> V. If EN2is set to High,AD modedisabled, wirelesschargingis TS Enableor DisableThis jumperenablesthe TS adjustmentfeatureusingR3. The disablepositionsets voltageat the TS pinto a safe defaultshortingjumpersettingis Pull-Upto Out or VzEN2pull-upcan be poweredfromOUTor is derivedfromRECT througha resistorand TerminationThis jumperalongwith R14 and R13 are not ILIMFix or ADJMax outputcurrentis set by ILIMpin. In the FIX position,the currentis set to a the ADJpositionthe currentis set by test pointsare describedin the AD-ENThis push-pulldriverfor the externalPFET connectsthe adapterand the outputfromthe AC Input2 This is the test pointfor measuringAC voltageappliedto the EVMfromthe COM2 Communication2 DriveCommunicationdriversignal,open-drai noutputconnectedto AC Input1 This is the test pointfor measuringAC voltageappliedto the EVMfromthe CLMP1 Overvoltageclampdriversignal,open-draino utputis connectedto CLMP2 Overvoltageclampdrivesignal,open-drainou tputis connectedto (WCSPP ackage)

5 SLUUAU8 November2013 SubmitDocumentationFeedbackCopyright 2013, OUTO utputVoltageThis test pointis the Boot-1 BootCapacitorThis bootstrapcapacitor1 driveconnectsto the integratedcircuit(IC). Boot-2 BootCapacitorThis bootstrapcapacitor2 driveconnectsto the CHGC hargeThis outputsignalindicatesthat the outputcurrentis beingdeliveredto OUT,the AC1IC inputThis is the AC inputto the IC RectifiedVoltageThe inputAC voltageis rectifiedinto unregulatedDC voltage;additionalcapacitanceis usedto filter thevoltagebeforethe ,TP14,TP15 GNDT heseare the groundtest TS TempSensorThis is the connectionpointfor externalthermistor;see the datasheetfor FET OpenDetection(FOD)Inputfor rectifiedpowermeasurement,pin F2 of the ILIMP rogrammingpin for overcurrentlimit,pin G1 of the Descriptionof the ICTable2.

6 Pin DescriptionPIN Number (WCSP )bq51003A1, A2, A3, A4 PGNDB1, B2AC2,AC2B3, B4AC1,AC1C1 BOOT2C2, C3 RECTC4 BOOT1D1, D2, D3, D4 OUTE1 COM2E2 CLMP2E3 CLMP1E4 COM1F1TS/CTRL5 SLUUAU8 November2013bq51003-764 EvaluationModule(WCSPP ackage)SubmitDocumentationFeedbackCopyri ght 2013, Pin Description(continued)PIN Number (WCSP )bq51003F2 FODF3AD-ENF4 CHGG1 ILIMG2EN2G3EN1G4AD5 TestProcedureThis proceduredescribestest configurationof the bq51003evaluationboard(HPA764-006)for followingnamingconventionsare used:VXXX:Externalvoltagesupplyname(VADP ,VBT,VSBT)LOADW:Externalload name(LOADR,LOADI)V(TPyy):Voltageat internaltest example,V(TP02)meansthe voltageat (Jxx):Voltageat headerJxxV(TP(XXX)):Voltageat test example,V(ACDET)meansthe voltageat the test pointwhichis markedas (XXX,YYY):VoltageacrosspointXXXand (JXX(YYY)):Currentgoingout fromthe YYYterminalof (BBB):Terminalor pin BBBof ON:InternaljumperJxx terminalsare OFF:InternaljumperJxx terminalsare (-YY-)ON.

7 InternaljumperJxx adjacentterminalsmarkedas YY are jumpers,test points,and followingequipmentis neededto completethis test powersupplycapableof supplying19 V at 1 A is requiredfor resistiveload or electronicload set to 10 at 500 mA and 5 k at 1 mA, powerratingshouldbe 5 DC voltmetersand two DC ammetersare transmitterHPA689or equivalentis usedfor final (WCSPP ackage)SLUUAU8 November2013 SubmitDocumentationFeedbackCopyright 2013, UpThe final assemblyis testedusinga bqTeslatransmitterprovided(HPA689).Input voltageto thetransmitteris set to 19 VDC, 200 mV with currentlimit of 1 A and connectedto J1 and J2. Set powersupplyto the transmittercoil. The unit undertest (UUT)is placedin the centerofHPA689TX also acceptablefor this TestSet load is connectedbetweenJ3 OUTand J4 GNDof the DC ammeteris connectedbetweenUUTand the load for 10 :EN1/TERMand Low shortedJP2:EN2and Low shortedJP3:TS and DIS shortedJP4:Pullupand Vz shortedJP5:OpenJP6:ILIMand ADJ Connectammeterto measure19-Vinputcurrentto transmitter.

8 Connectvoltmeterto monitorinputvoltageat J1 and J2 of TX unit. On UUT,a voltmeteris usedto measureoutputvoltageat TP7 with groundat J4. Connectammeterto measureload Set UpConnectohmmeteracrossJ5. ConnectshortingjumperJP3 fromTS to EN. AdjustR3 for a 10 k , 200- readingon the Set UpConnectohmmeterbetweenJP6 ADJ and J2 (GND).AdjustR16 to 600 , 20- readingon November2013bq51003-764 EvaluationModule(WCSPP ackage)SubmitDocumentationFeedbackCopyri ght 2013, Operationand Operationat 500-mALoad TurnON transmitterpowersupply(19 V) Transmitter:VerifyLEDD2 isON UUT:Adjustload currentto 500 mA, 50mA Put the receiverEVMon the Transmittercoil and alignthemcorrectly After5 seconds,verifythat:1.

9 Transmitter:StatusLEDD5 shouldbe greenflashingfor approximately1 second2. The transmitterbeeps3. Transmitter:LEDD2 still ON4. Receiver:LEDD1 is ON UUT:Verifythat Voutis V to V (betweenTP7 and J4) UUT:Verifythat the rectifiedvoltageis 5 V to V (betweenTP12and TP13)(Note:a modulationsignalis presenton this voltageevery250 ms and may causefluctuationin the reading,use lowervalueor baseline) (500-mALoad) Verifythe inputcurrentto TX is less than260 mA, with inputvoltageat 19 VDC TurnOFFT ransmitterPowerSupply(19) (1-mALoad) TurnON transmitterpowersupply(19 V) Transmitter:VerifyLEDD2 isON UUT:Adjustload currentto 1mA, 200 A Put the receiverEVMon the transmittercoil and alignthemcorrectly After5 secondsverifythat:1.

10 Transmitter:StatusLEDD5 is flashinggreenfor approximately1 second2. The transmitterbeeps3. Transmitter:LEDD2 stillON4. Receiver:LEDD1 isON UUT:Verifythat Voutis V to V (betweenJ3 or TP7 and J4) UUT:Verifythat rectifiedvoltageshouldbe V to V (betweenTP12and TP13)(Note:amodulationsignalis presenton this voltageevery250 ms and may causefluctuationin the reading,use lowervalueor baseline) (1-mALoad) Verifythe inputcurrentto TX is less than60 mA, with the inputvoltageat 19 VDC TurnOFFT ransmitterPowerSupply(19) (500-mALoad) Connect6-V, 200-mVpowersupplywith currentlimit set to A to J1 and returnto J2 on theHPA764-006receiver. Adjustload currentto 500 mA, 50 mA Turnon powersupply Verifythat:1.