DRV83x2 Three-Phase PWM Motor Driver (Rev. E) …

1 GVDDGVDDPVDDMC ontrollerRESET_APWM_BOC_ADJGNDGND_AGND_B OUT_BPVDD_BAGNDVREGM3M2 BST_BNCNCGNDRESET_CRESET_BVDDGVDD_COUT_C PVDD_CBST_CGVDD_CPWM_CGND_CM1 GNDGVDD_BOTWFAULTPWM_AGVDD_ABST_APVDD_AO UT_AProductFolderSample &BuyTechnicalDocumentsTools &SoftwareSupport &CommunityReferenceDesignAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand ,DRV8332 SLES256E MAY2010 REVISEDDECEMBER2014 DRV83x2 three -PhasePWM MotorDriver11 Features1 High-EfficiencyPowerStage(up to 97%)WithLow RDS(on)MOSFETs(80 m at TJ= 25 C) OperatingSupplyVoltageup to 50 V(70-AAbsoluteMaximum) DRV8312(PowerPad Down):up to ( ) DRV8332(PowerPad Up): up to 8-A ContinuousPhaseCurrent(13-APeak) IndependentControlof ThreePhases PWMO peratingFrequencyup to 500 kHz IntegratedSelf-ProtectionCircuitsIncludi ngUndervoltage,Overtemperature,Overload, andShortCircuit ProgrammableCycle-by-CycleCurrentLimitPr otection IndependentSupplyand GroundPinsfor EachHalf Bridge IntelligentGateDriveand CrossConductionPrevention No ExternalSnubberor SchottkyDiodeisRequired2 Applications BLDCM otors three -PhasePermanentMagnetSynchronousMot ors Inverters Half BridgeDrivers RoboticControlSystems3 DescriptionTheDRV83x2arehigh-performance , the low RDS(on)of the powerMOSFET sandintelligentgatedrivedesign,the efficiencyofthesemotordriverscan be up to 97%.

2 Thishighefficiencythe useof smallerpowersuppliesandheatsinks,and the devicesare powersupplies,oneat12 V for GVDDand VDD,and anotherup to 50 V DRV83x2can operateat up to 500-kHzswitchingfrequencywhilestill maintainingprecisecontroland devicesalso haveaninnovativeprotectionsystemsafeguar dingthe deviceagainsta widerangeof faultconditionsthat coulddamagethe short-circuitprotection,overcurrentprote ction,undervoltageprotection, current-limitingcircuitthat preventsdeviceshutdownduringload transientssuchas programmableovercurrentdetectorallowsadj ustablecurrentlimitand protectionlevelto DRV83x2haveuniqueindependentsupplyandgro undpins for makeitpossibleto providecurrentmeasurementthroughexternal shuntresistorand supporthalf bridgedriverswith (1)PARTNUMBERPACKAGEBODYSIZE(NOM)DRV8312 HTSSOP(44) (36) (1) For all availablepackages,see the orderableaddendumatthe end of the SimplifiedApplicationDiagram2 DRV8312,DRV8332 SLES256E MAY2010 :DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014,TexasInstrumentsIncorporatedTableof Contents1 Pin Configurationand (DRV8312).

3 Applicationand Deviceand Mechanical,Packaging,and RevisionHistoryNOTE:Pagenumbersfor previousrevisionsmay differfrompagenumbersin the (January2014)to RevisionEPage AddedESDR atingstable,FeaturesDescriptionsection,D eviceFunctionalModes,Applicationand Implementationsection,PowerSupplyRecomme ndationssection,Layoutsection,Deviceand (October2013)to RevisionDPage ChangedGND_A,GND_B,and GND_Cpins descriptionto removetext "requiresclosedecouplingcapacitorto ground". 4 ChangedM2 pin descriptionFrom:Modeselectionpin ..4 Addedthe Addedtext to the Overcurrent(OC)Protectionsection- "It is importantto " ..12 Addedtext to the Overcurrent(OC)Protectionsection- "The valuesin Table2 " ..12 ChangesfromRevisionB (September2013)to RevisionCPage Changedtext in the Overcurrent(OC)ProtectionsectionFrom:"ca usethe deviceto shutdownimmediately.

4 " To:"causethe deviceto shutdown."..12 ChangedChangedtext in the Overcurrent(OC)ProtectionsectionFrom:"RE SET_B,and / or mustbe asserted."To: ", and mustbe asserted"..12 Changedparagraphin the DEVICERESET"A "..13 ChangesfromRevisionA (July2013)to RevisionBPage Changedthe descriptionof pin M3 From:AGND connectionis recommendedTo: VREG connectionis 43 DRV8312, MAY2010 REVISEDDECEMBER2014 ProductFolderLinks:DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014,TexasInstrumentsIncorporatedChanges fromOriginal(May2010)to RevisionAPage Changedtext in the OC_ADJPin sectionFrom:"For accuratecontrolof the " To: "Foraccuratecontrolof the "..2412345678911101213141516171836353433 3231302928262725242322212019 GVDD_BFAULTRESET_ARESET_CPWM_BPWM_CRESET _BOTWGNDPWM_AAGNDOC_ADJVREGVDDGVDD_CM3M2 M1 GVDD_ABST_APVDD_AOUT_AGND_AGND_BOUT_BPVD D_BBST_BNCNCGNDGNDGND_COUT_CPVDD_CBST_CG VDD_C12345678910111213141516171819202122 GVDD_CVDDNCNCPWM_CRESET_CRESET_BOC_ADJGN DAGNDVREGM3M2M1 PWM_BRESET_APWM_ANCFAULTNCOTWGVDD_BGVDD_ CBST_CNCPVDD_CPVDD_COUT_CGND_CGNDGNDNCNC BST_BPVDD_BOUT_BGND_BGND_AOUT_APVDD_APVD D_ANCBST_AGVDD_A444342414039383736353433 323130292827262524234 DRV8312,DRV8332 SLES256E MAY2010 :DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014,TexasInstrumentsIncorporated6 Pin Configurationand FunctionsDV8312 HTSSOP(DDW)(TopView)DRV8312.

5 44-pinTSSOP powerpad packagecontainsathermalpad that is locatedon the bottomside of the devicefor (DKD)(TopView)DRV8332 packagecontainsa thickheatslugthat is locatedon the top side of the devicefor dissipatingheatthroughheatsink.(1)I = input,O = output,P = power,T = thermalPin FunctionsPINI/O TYPE(1)DESCRIPTIONNAMEDRV8312 DRV8332 AGND129 PAnaloggroundBST_A2435 PHighside bootstrapsupply(BST),externalcapacitorto OUT_ArequiredBST_B3328 PHighside bootstrapsupply(BST),externalcapacitorto OUT_BrequiredBST_C4320 PHighside bootstrapsupply(BST),externalcapacitorto OUT_CrequiredGND13, 36, 378 PGroundGND_A2932 PPowergroundfor half-bridgeAGND_B3031 PPowergroundfor half-bridgeBGND_C3823 PPowergroundfor half-bridgeCGVDD_A2336 PGate-drivevoltagesupplyGVDD_B221 PGate-drivevoltagesupplyGVDD_C1, 4418, 19 PGate-drivevoltagesupplyM1813 IModeselectionpinM2912 IReservedmodeselectionpin.

6 AGND connectionis recommendedM31011 IReservedmodeselectionpin, VREG connectionis recommendedNC3, 4, 19, 20, 25,34, 35, 4226, 27-No connectionpin. Groundconnectionis recommendedOC_ADJ147 OAnalogovercurrentprogrammingpin, requiresresistorto AGNDOTW212 OOvertemperaturewarningsignal,open-drain , internalpullupresistorto VREG( V) is providedon 5-V logiccan beobtainedby addingexternalpullupresistorto 5 VOUT_A2833 OOutput,half-bridgeAOUT_B3130 OOutput,half-bridgeBOUT_C3922 OOutput,half-bridgeC5 DRV8312, MAY2010 REVISEDDECEMBER2014 ProductFolderLinks:DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014,TexasInstrumentsIncorporatedPin Functions(continued)PINI/O TYPE(1)DESCRIPTIONNAMEDRV8312 DRV8332 PVDD_A26, 2734 PPowersupplyinputfor half-bridgeA requiresclosedecouplingcapacitorto half-bridgeB requiresclosedecouplingcapacitorto , 4121 PPowersupplyinputfor half-bridgeC requiresclosedecouplingcapacitorto half-bridgeAPWM_B156 IInputsignalfor half-bridgeBPWM_C516 IInputsignalfor half-bridgeCRESET_A165 IResetsignalfor half-bridgeA, active-lowRESET_B715 IResetsignalfor half-bridgeB, active-lowRESET_C615 IResetsignalfor half-bridgeC, active-lowFAULT183 OFaultsignal,open-drain, internalpullupresistorto VREG( V)

7 Isprovidedon 5-V logiccan be obtainedby addingexternalpullupresistorto 5 VVDD217 PPowersupplyfor digitalvoltageregulatorrequirescapacitor to pin F capacitorto exposedthermalpad at the bottomof the DRV8312 DDWpackageto thelandingpad on the landingpad throughvias to largegroundplatefor thermalinterfaceto the heatslug on the top of theDRV8332 DKDpackageto threehalf bridgeswith cycle-by-cyclecurrentlimit101 three -phaseor threehalf bridgeswith OC latchingshutdown(no cycle-by-cyclecurrentlimit)0xxReserved6 DRV8312,DRV8332 SLES256E MAY2010 :DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014,TexasInstrumentsIncorporated(1)Stre ssesbeyondthoselistedunderAbsoluteMaximu mRatingsmay causepermanentdamageto the stressratingsonly,and functionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditionsis not absolute-maximum-ratedconditionsfor extendedperiodsmay affectdevicereliability.

8 (2)Theseare the maximumallowedvoltagesfor voltagesare (1)MINMAXUNITVDDto GND GND GND_X(2) GND_X(2) GND_X(2) (per pin),pulsewidthlimitedby internalovercurrentprotectioncircuit16 ATransientpeakoutputcurrentfor latchshut down(per pin)20 AVREGto AGND GND AGND ,RESET_Xto GND + ,M1, M2, M3 to AGND ,OTWto GND current(FAULT,OTW)9mAOperatingjunctionte mperature,TJ 40150 CStoragetemperature,Tstg 55150 C(1)Levellistedaboveis the passinglevelper 250-VCDM allowssafemanufacturingwith a (ESD)ElectrostaticdischargeChargedDevice Model(HBM)ESDS tressVoltage(1) (unlessotherwisenoted)MINNOMMAXUNITPVDD_ XHalf bridgeX (A, B, or C) DC logicregulatorsand outputpin (couldbe limitedby thermal)15 AIOC ontinuouscurrentper outputpin (DRV8332)8 AFSWPWM switchingfrequency500kHzROCP_CBCOC programmingresistorrangein cycle-by-cyclecurrentlimit modes22200k ROCP_OCLOC programmingresistorrangein OC latchingshutdownmodes19200k CBSTB ootstrapcapacitorrange33220nFtON_MINM inimumPWMpulseduration,low side,for chargingthe Bootstrapcapacitor50nsTAOperatingambient temperature 4085 C7 DRV8312, MAY2010 REVISEDDECEMBER2014 ProductFolderLinks.

9 DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014,TexasInstrumentsIncorporated(1)For moreinformationabouttraditionaland new thermalmetrics,see theIC PackageThermalMetricsapplicationreport, (1)DRV8312 DRV8332 UNITDDWPACKAGEDKDPACKAGE44 PINS36 PINSR (withheatsink) C/WR JC(top)Junction-to-case(top) JC(bot)Junction-to-case(bottom) JC, junction-to-case(powerpad / heatslug) C/WR JA, junction-to-ambientthermalresistance25 C/WThis deviceis not intendedto be usedwithouta ,R JAis / heatslug area34 mm280 mm2(1)Basedon (DRV8312)(1)PACKAGETA= 25 CPOWERRATINGDERATINGFACTORABOVETA=25 CTA= 70 C POWERRATINGTA= 85 C POWERRATINGTA= 125 C POWERRATING44-PINTSSOP(DDW) W8 DRV8312,DRV8332 SLES256E MAY2010 :DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014,TexasInstrumentsIncorporated(1)Spec ifiedby 25 C, PVDD= 50 V, GVDD= VDD= 12 V, fSw= 400 kHz, performanceis in ,only usedas a referencenodeVDD= 12 , resetmode912mAOperating,50%duty ,50%duty cycle8 IPVDD_XHalf-bridgeX (A, B, or C) idle (on)MOSFET drain-to-sourceresistance,low side (LS)TJ= 25 C, GVDD= 12 V80m MOSFET drain-to-sourceresistance,high side (HS)TJ= 25 C, GVDD= 12 V80m VFDiodeforwardvoltagedropTJ= 25 C - 125 C, IO= 5 A1 VtROutputrise timeResistiveload,IO= 5 A14nstFOutputfall timeResistiveload,IO= 5 A14nstPD_ONPropagationdelaywhenFET is onResistiveload,IO= 5 A38nstPD_OFFP ropagationdelaywhenFET is offResistiveload,IO= 5 A38nstDTDeadtime betweenHS and LS FETsResistiveload,IO= 5 PROTECTIONVuvp, ,hyst(1)Hysteresisfor (1)

10 Overtemperaturewarning115125135 COTW hyst(1)Hysteresistemperatureto resetOTWevent25 COTSD(1)Overtemperatureshut down150 COTE-OTWdifferential(1)OTE-OTWovertemper aturedetecttemperaturedifference25 COTSDHYST(1)Hysteresistemperaturefor FAULTto be releasedfollowingan OTSD event25 CIOCO vercurrentlimit protectionResistor programmable,nominal,ROCP= 27 k shortconditionto Hi-Z ofaffectedFET(s)250nsSTATICDIGITALSPECIF ICATIONSVIHHigh-levelinputvoltagePWM_A,P WM_B,PWM_C,M1, M2, ,RESET_B, ,PWM_B,PWM_C,M1, M2, M3,RESET_A,RESET_B, AOTW/ FAULTRINT_PUInternalpullupresistance,OTW to VREG,FAULTtoVREG202635k k to 5 4 Duty Cycle (%)Input Duty Cycle (%) Junction Temperature CJoNormalized R/ (Rat 25 C)DS(on)DS(on)o8040120 406020 150123 Voltage (V)Current (A) Drive (V)Normalized R/ (Rat 12 V)DS(on)DS(on) (%)Switching Frequency (kHz)0100 150 200 250 300 350 400 450 500501020309 DRV8312, MAY2010 REVISEDDECEMBER2014 ProductFolderLinks:DRV8312 DRV8332 SubmitDocumentationFeedbackCopyright 2010 2014, BridgeLoad:5A; PVDD= 50 V; Tc= 75 CFigure1.