LP5523 Nine-Channel RGB, White-LED Driver With …

1 LP5523D1D2D4D7 VOUTCOUT1 FASEL0 ASEL1 GNDMCUSCLSDAENCLKTRIGINTCIN1 FVIN = V TO FC1+C1-C2+C2-GPOBGRD3D8 BGRBGRD6D5D9LP5523D2D3D1 VOUTCOUT1 FASEL0 ASEL1 GNDMCUSCLSDAENCLKTRIGINTCIN1 FVIN = V TO VVDDC1+C1-C2+C2-GPOD6D5D4D9D8D7 RGB LED APPLICATIONWLED APPLICATIONNOTE: D7, D8 AND D9 POWERED DIRECTLY FROM FProductFolderOrderNowTechnicalDocuments Tools &SoftwareSupport &CommunityAn IMPORTANTNOTICEat the end of this datasheetaddressesavailability,warranty, changes,use in safety-criticalapplications,intellectual propertymattersand SEPTEMBER2009 REVISEDJANUARY2017LP5523 nine -ChannelRGB- and white -LEDD riverWith InternalProgramMemoryand IntegratedChargePump DSBGAP ackage11 Features1 ThreeIndependentProgramExecutionEngines, NineProgrammableOutputswith ,8-BitCurrentSettingResolution,and 12-BitPWMC ontrolResolution AdaptiveHigh-Efficiency1 FractionalChargePump- EfficiencyUp to 94% LEDD riveEfficiencyUp to 93% ChargePumpWithSoft Startand OvercurrentandShort-CircuitProtection Built-inLEDTest 200-nATypicalStandbyCurrent AutomaticPower-SaveModeIVDD= 10 A (Typical)

2 Two-WireI2C-CompatibleControlInterface FlexibleInstructionSet LargeSRAMP rogramMemory SmallApplicationCircuit Source(High-Side) drivers ArchitectureSupportsColorControl2 Applications Fun Lightsand IndicatorLights LEDB acklighting HapticFeedback ProgrammableCurrentSource3 DescriptionThe LP5523is a 9-channelLEDdriverdesignedtoproducelight ingeffectsfor deviceis equippedwithan internalprogrammemory, autonomouslyselectingthebestcharge-pumpg ainbasedon abletoautomaticallyenterpower-savemodewh enLEDoutputsare not active,thusloweringidlecurrentconsumptio ndownto 10 A (typical).The LP5523has an I2C-compatiblecontrolinterfacewith four pin devicehas aflexiblegeneralpurposeoutput(GPO),which can beusedas a digitalcontrolpin for pincanbe usedto notifyprocessorwhena lightingsequencehas ended(interruptfunction).Also,thedeviceh asa triggerinputinterface,whichallowssynchro nization,forexample, devicerequiresonly four small, LP5523is availablein a tiny 25-pinDSBGA package( ).

3 DeviceInformation(1)PARTNUMBERPACKAGEBOD YSIZE(NOM) LP5523 DSBGA(25) (1) For all availablepackages,see the orderableaddendumatthe end of the SEPTEMBER2009 : LP5523 SubmitDocumentationFeedbackCopyright 2009 2017,TexasInstrumentsIncorporatedTableof Contents1 Pin Configurationand TimingParameters(SDA,SCL).. Applicationand Deviceand Mechanical,Packaging,and RevisionHistoryNOTE:Pagenumbersfor previousrevisionsmay differfrompagenumbersin the (May2013)to RevisionEPage Changedtitle of datasheetfor AddedDeviceInformationandPin Configurationand Functionssections,ESDR atingsandThermalInformationtables,Featur eDescription,DeviceFunctionalModes,Appli cationand Implementation,PowerSupplyRecommendation s,Layout,Deviceand DocumentationSupport, andMechanical,Packaging,and ChangedR JAvaluefrom"87 C/W" to " C/W" ..5 Addedvaluesin theThermalInformationtableto alignwith (April2013)to RevisionDPage Changedlayoutof NationalSemiconductordatasheetto TI 2 3 4 5 E D C B A SEPTEMBER2009 REVISEDJANUARY2017 ProductFolderLinks: LP5523 SubmitDocumentationFeedbackCopyright 2009 2017,TexasInstrumentsIncorporated(1)A: AnalogPin G: GroundPin P: PowerPin I: InputPin I/O: Input/OutputPin O: OutputPin OD.

4 OpenDrainPin5 Pin Configurationand FunctionsYFQP ackage25-PinDSBGATop ViewYFQP ackage25-PinDSBGAB ottomViewPin Functions(1) AFlyingcapacitor2 negativeterminalA5C2+AFlyingcapacitor2 positiveterminalB1D3 ACurrentsourceoutput3B2D4 ACurrentsourceoutput4B3 ASEL1 ISerialinterfaceaddressselectinputB4C1 AFlyingcapacitor1 negativeterminalB5C1+AFlyingcapacitor1 positiveterminalC1D5 ACurrentsourceoutput5C2D6 ACurrentsourceoutput6C3 ASEL0 ISerialinterfaceaddressselectinputC4 ENIE nableC5 VDDPI nputpowersupplyD1D7 ACurrentsourceoutput7 - poweredfromVDDD2D8 ACurrentsourceoutput8 - poweredfromVDDD3 INTOD/OInterruptfor microcontrollerunit. Leaveunconnectedif not usedD4 CLKI32 kHz groundif not usedD5 GNDGG roundE1D9 ACurrentsourceoutput9 - not usedE3 groundif not SEPTEMBER2009 : LP5523 SubmitDocumentationFeedbackCopyright 2009 2017,TexasInstrumentsIncorporated(1)Stre ssesbeyondthoselistedunderAbsoluteMaximu mRatingsmay causepermanentdamageto the stressratingsonly,whichdo not implyfunctionaloperationof the deviceat theseor any otherconditionsbeyondthoseindicatedunder RecommendedOperatingConditions.

5 Exposureto absolute-maximum-ratedconditionsfor extendedperiodsmay affectdevicereliability.(2)If Military/Aerospacespecifieddevicesare required,contactthe TI SalesOffice/Distributorsfor availabilityand specifications.(3)All voltagesare with respectto the potentialat the (unlessotherwisenoted)(1)(2)(3)MINMAXUNI TVDD D1 to D9, C1 , C1+,C2 , C+, VOUT + V with 6 V maximumVContinuouspowerdissipationIntern allylimitedJunctiontemperature,TJ-MAX125 CStoragetemperature,Tstg 65150 C(1)JEDEC documentJEP155statesthat 500-VHBM allowssafe manufacturingwith a standardESDcontrolprocess.(2)JEDEC documentJEP157statesthat 250-VCDM allowssafe manufacturingwith a (ESD)ElectrostaticdischargeHuman-bodymod el(HBM),perANSI/ESDA/JEDECJS-001(1)All pins exceptD1 to D9 2500 VPinsD1 to D9 8000 Charged-devicemodel(CDM),per JEDEC specificationJESD22-C101(2)All pins 1000 MachinemodelAll pins250(1)All voltagesare with respectto the potentialat the GNDpin.

6 (2)In applicationswherehigh powerdissipationand/orpoorpackagethermal resistanceis present,the maximumambienttemperaturemayhaveto be (TA-MAX) is dependenton the maximumoperatingjunctiontemperature(TJ-M AX-OP=125 C), the maximumpowerdissipationof the devicein the application(PD-MAX), and the junction-toambientthermalresistanceof thepart/packagein the application(R JA), as givenby the followingequation:TA-MAX= TJ-MAX-OP (R JA PD-MAX). (unlessotherwisenoted)(1)(2) logicpins (inputor outputpins)0 VDDVR ecommendedchargepumpload current0100mAJunctiontemperature,TJ 30125 CAmbienttemperature,TA(2) 3085 SEPTEMBER2009 REVISEDJANUARY2017 ProductFolderLinks: LP5523 SubmitDocumentationFeedbackCopyright 2009 2017,TexasInstrumentsIncorporated(1)For moreinformationabouttraditionaland new thermalmetrics,seeSemiconductorand IC PackageThermalMetrics.(2)Junction-to-amb ientthermalresistanceis highlyapplicationand applicationswherehigh maximumpowerdissipationexists,specialcar emustbe paid to thermaldissipationissuesin (1) LP5523 UNITYFQ(DSBGA)25 PINSR JA(2) C/WR JC(top)Junction-to-case(top) C/WR C/W C/W C/W(1)The ElectricalCharacteristicstableslist ensuredspecificationsunderRecommendedOpe ratingConditionsexceptas otherwisemodifiedor specifiedby the estimationsonly and are not ensured.

7 (2)All voltagesare with respectto the potentialat the GNDpin.(3)Minimumand maximumlimitsare ensuredby design,test, or statisticalanalysis.(4)Low-ESRsurface-mo untceramiccapacitors(MLCCs)usedin :typicallimitsare for TA= 25 C; minimumand maximumlimitsapplyoverthe operatingambienttemperaturerange( 30 C < TA< +85 C), specificationsapplyto theFunctionalBlockDiagramwith:VDD= V, VEN= , COUT= 1 F, CIN= 1 F, C1 2= F.(1)(2)(3)(4)PARAMETERTESTCONDITIONSMIN TYPMAXUNITIVDDS tandbysupplycurrentVEN= 0V, CHIP_EN=0(bit),external32-kHzclockrunnin gor ACHIP_EN=0(bit),external32 kHzclocknot running1 ACHIP_EN=0(bit),external32 ANormalmodesupplycurrentExternal32-kHzcl ockrunning,chargepumpand 1 mode,no load, mode,noload, OSCI nternaloscillatorfrequencyaccuracy 4%4% 7%7%6LP5523 SNVS550E SEPTEMBER2009 : LP5523 SubmitDocumentationFeedbackCopyright 2009 2017,TexasInstrumentsIncorporated(1)The ElectricalCharacteristicstableslist ensuredspecificationsunderRecommendedOpe ratingConditionsexceptas otherwisemodifiedor specifiedby the estimationsonly and are not ensured.

8 (2)All voltagesare with respectto the potentialat the GNDpin.(3)Minimumand maximumlimitsare ensuredby design,test, or statisticalanalysis.(4)Turnontime is measuredfromthe momentthe chargepumpis activateduntil the VOUT crosses90%of its :typicallimitsare for TA= 25 C; minimumand maximumlimitsapplyoverthe operatingambienttemperaturerange( 30 C < TA< +85 C). See(1)(2)(3)PARAMETERTESTCONDITIONSMINTY PMAXUNITROUTC hargepumpoutputresistanceGain= Gain= 1 1 1 (4)VDD= V, IOUT= 60 mA100 s(1)The ElectricalCharacteristicstableslist ensuredspecificationsunderRecommendedOpe ratingConditionsexceptas otherwisemodifiedor specifiedby the estimationsonly and are not ensured.(2)All voltagesare with respectto the potentialat the GNDpin.(3)Minimumand maximumlimitsare ensuredby design,test, or statisticalanalysis.(4)Outputcurrentaccu racyis the differencebetweenthe actualvalueof the outputcurrentand programmedvalueof this the maximumdifferencefromthe the constantcurrentoutputson the part (D1 to D9), the followingare determined:themaximumoutputcurrent(MAX), the minimumoutputcurrent(MIN),and the averageoutputcurrentof all outputs(AVG).

9 Two matchingnumbersare calculated:(MAX AVG)/ AVGand (AVG MIN)/ largestnumberof the two (worstcase)is somemanufacturershavedifferentdefinition sin use.(5)Saturationvoltageis definedas the voltagewhenthe LEDcurrenthas dropped10%fromthe valuemeasuredat VOUT 1 TA= 25 C. See(1)(2)(3)PARAMETERTESTCONDITIONSMINTY PMAXUNITILEAKAGEL eakagecurrent(outputsD1to D9)PWM= 0% AIMAXM aximumsourcecurrentOutputsD1 to (4)Outputcurrentset to 4%4% 30 C < TA< +85 C 5%5%IMATCHM atching(4)Outputcurrentset to LEDLED switchingfrequency312 HzVSATS aturationvoltage(5)Outputcurrentset to (1)The ElectricalCharacteristicstableslist ensuredspecificationsunderRecommendedOpe ratingConditionsexceptas otherwisemodifiedor specifiedby the estimationsonly and are not ensured.(2)All voltagesare with respectto the potentialat the GNDpin.(3)Minimumand maximumlimitsare ensuredby design,test, or statisticalanalysis.

10 (4)Totalunadjustederrorincludesoffset,fu ll-scale,and TA= 25 C. See(1)(2)(3)PARAMETERTESTCONDITIONSMINTY PMAXUNITLSBL eastsignificantbit30mVEABST otalunadjustederror(4)VIN_TEST= 0 V to VDD< 3 SEPTEMBER2009 REVISEDJANUARY2017 ProductFolderLinks: LP5523 SubmitDocumentationFeedbackCopyright 2009 2017,TexasInstrumentsIncorporated(1)The ElectricalCharacteristicstableslist ensuredspecificationsunderRecommendedOpe ratingConditionsexceptas otherwisemodifiedor specifiedby the estimationsonly and are not ensured.(2)All voltagesare with respectto the potentialat the GNDpin.(3)Minimumand maximumlimitsare ensuredby design,test, or statisticalanalysis.(4)Low-ESRsurface-mo untceramiccapacitors(MLCCs)usedin settingelectricalcharacteristics.(5)The I2C host mustallowat least500 s beforesendingdatato the LP5523afterthe risingedgeof the :typicallimitsare for TA= 25 C; minimumand maximumlimitsapplyoverthe operatingambienttemperaturerange( 30 C < TA< +85 C).