IC datasheet pdf-TPIC43T02,pdf (Three-Phase Brushl

TPIC43T01,TPIC43T02THREE-PHASEBRUSHLESSMOTORRPMCONTROLLERSSLIS098–APRIL20001POSTOFFICEBOX655303•DALLAS,TEXAS75265PrecisionPhaseLockLoopMotor–RPMControlWithEmbeddedDSPFilterAlgorithmforLoopCompensationEEPROMRegistersforUserAdjustmentofPLLLoopGainandDSPFilterCoefficients(Pole/Zero)CrystalOscillatorWithEEPROMAdjustableDivide-ByforVersatilePLLTimebaseStandaloneOperationWithNoHostProcessorNeededRPMLockDetection/Reporting(±5%Window)SynchronousRectification,Enabled(TPIC43T01)Disabled(TPIC43T02)StalledMotorTimer/ShutdownHigh-SideCurrentLimitingHigh-SideOver-CurrentShutdownDifferentialHallEffectPositionSensorInputs/DecodeProvideCommutationControlDifferentialVariableReluctanceSpeedSensorInputsGateDriveforSixExternalN-ChannelPowerFETsinThreeHalf-HConfigurationChargePumptoDevelopHigh-SideGateDriveVoltage5VRegulator–Designedfor10mAExternalCurrent8to28VSupplyVoltageSmallOutlineSurface-MountPackagedescriptionTheTPIC43T01/02isamonolithicmotorcontrolintegratedcircuitdesignedtoprovideRPMcontroltoa3-phasebrushlessdcmotor.ThedeviceprovidestwoanalogsensorinputportswhichincludeaspeedsensorinterfaceandaHalleffectpositioninterface.ThespeedfeedbackinterfaceconsistsofanFGamplifiertoreceiveanexternalsinusoidalsignalfromavariablereluctancepickupandconvertittoadigitalspeedsignalforthecontrolcircuit.Whenthemotorspeedisoutsidea±5%windowofthereferencesignal,anout-of-lockconditionisdeclared.TheHallffectsensorinputsectionreceiveslow-leveldifferentialvoltagesfromexternalnakedHallelementsandconvertsthemtodigitalpositionreferencesignalsforthecontrolcircuitforcommutationcontrol.Thecoreofthecontrolcircuitimplementsadigitalsignalprocessingalgorithmconsistingofadigitalintegratorandfilterwithuseradjustableparameterstooptimizetheclosedloopperformanceofthecontrolsystem.ThedevicecontainsaninternalEEPROMtosetintegratorgainanddigitalfiltercoefficients.Inaddition,TexasInstrumentsprovidesaPCbasedWindowscompatiblesoftwarepackagetoinputthemotorandsystemcharacteristicsandconvertthemtocontrolparametersfortheTPIC43T01/02.ThesoftwaregeneratesaJEDECcompatiblefiletoprogramthedevicethroughathirdpartydeviceprogrammer.PRODUCTIONDATAinformationiscurrentasofpublicationdate.ProductsconformtospecificationsperthetermsofTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.1234567891011121314151617181938373635343332313029282726252423222120IN2+IN2–IN3+IN3–FGOUTFGIN–FGIN+CLTCTRTOSC2OSC1VDDFGSOUTGNDLDFSELS/SF/RIN1–IN1+TESTVPPPHAUGALGAUGBPHBLGBLGCUGCPHCSENSECP2CP1VCPPGNDVCCDAPACKAGE(TOPVIEW)Copyright2000,TexasInstrumentsIncorporatedWindowsisatrademarkofMicrosoftCorporation.TPIC43T01,TPIC43T02THREE-PHASEBRUSHLESSMOTORRPMCONTROLLERSSLIS098–APRIL20002POSTOFFICEBOX655303•DALLAS,TEXAS75265description(continued)TheTPIC43T01/02providespre-driveoutputstocontrolsixexternalN-channelFETswitchesconnectedina3-halfH-bridgeconfigurationtodrivea3-phasedcmotor.AcompanionTIPower+Arraysdeviceisavailable,theTPIC13103-halfH-bridgepowerarray,toprovideupto2.5Amotordrivecapability.TheTPIC1310isamonolithicgateprotectedDMOSpowerarrayavailableintheTI15-pinPowerFLEXpowerpackage.TheTPIC43T01/02gatedriveoutputsaredesignedtoalsodrivediscreteN-channelpowerFETs.TheTPIC43T01/02providesonboardsupervisoryandshutdownlogictoprotectthedeviceandmotorfromfaultconditions.Oscillators,chargepump,andvoltageregulatorshavebeenintegratedintotheTPIC43T01/02tominimizethenumberofexternaldiscretecomponentsrequiredtosupportthemotorsystem.Power+ArraysandPowerFLEXaretrademarksofTexasInstrumentsIncorporated.TPIC43T01,TPIC43T02THREE-PHASEBRUSHLESSMOTORRPMCONTROLLERSSLIS098–APRIL2000POSTOFFICEBOX655303DALLAS,TEXAS75265•3A2+–+FGSOUTLockDetectFGSBiasVIN÷2SpeedDiscriminationEEPROMProgramandTestLogicFGFrequencySelectFGDivideRegister1F0F1FGRefOSCFSOSCFreqAdjREG5.8MHzOSCGainSelectRegisterA0A1DigitalIntegratorOSC_INT–DigitalFilter10k2:3–BitREGk1:6–BitREG88–BitPWMGenerator÷FILTCLKFSWatchdogTimerLockOSCLockCounterShutdownLogic÷32ChargePumpCPUVLOCurrentLimit181kHzCPUVOCSDGateDriveControlandCommutationLogicSyncRectVDDUVS/SPWMS/SF/RILIMPre-FETDrivers–+–+F/RS/SVDDUVLO5VVRegOSC_INTFGOUTFGSOUTLDCLTVCCCP1CP2VCPSENSEUGAPHALGAUGBPHBLGBUGCPHCLGCIN1+IN1–IN2+IN2–IN3+IN3–PGNDF/RS/SVDDGNDFGIN–FGIN+FSELVPPTESTOSC1OSC2CTRTPowerArrayIC3-PhaseMotorAnalogHall-EffectPositionSensorsCM=22mFRsense0.2CP=0.01mFVmCS=0.1–0.5mFCLT=0.1mF150pF330k1k1mFSpeedPickupFG0.01mFCosc=30pFCosc=30pFCT=0.02mFRT=12.5k1mFtypicalapplication0.1mF1.5kCoastTPIC43T01,TPIC43T02THREE-PHASEBRUSHLESSMOTORRPMCONTROLLERSSLIS098–APRIL20004POSTOFFICEBOX655303•DALLAS,TEXAS75265TerminalFunctionsTERMINALDESCRIPTIONNAMENO.I/ODESCRIPTIONCLT8ICapacitorlocktimer.CLTisatimingcapacitorforthelockdetecttimeroscillator.CP123OChargepump.CP1istheswitchedcapacitoroutputnumber1.CP224OChargepump.CP2istheswitchedcapacitoroutputnumber2.CT9ITimingcapacitor.CTist