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TPS65137ASwww.
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cnZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013250mA双双路路输输出出有有源源矩矩阵阵有有机机发发光光二二极极管管(AMOLED)显显示示屏屏电电源源查查询询样样品品:TPS65137AS1特特性性说说明明2.
5V至至4.
8V输输入入电电压压范范围围TPS65137AS被设计用于驱动需要正负电压电源轨的AMOLED显示屏(有源矩阵有机发光二极管).
此器0.
8%输输出出电电压压精精度度V正正向向件集成了一个具有低压降(LDO)后置稳压器的升压转出出色色的的线线路路瞬瞬态态稳稳压压换器和一个适合于电池供电类产品的反相降压-升压转250mA输输出出电电流流换器.
数字控制引脚(CTRL)允许用数字步进设定负固固定定4.
6VV正正向向输输出出电电压压输出电压.
TPS65137AS使用一个可实现出色线路和数数字字可可编编程程V负负向向,,-2.
2V至至-5.
2V负载稳压的全新技术.
需要使用此技术来避免手机发V负负向向的的缺缺省省值值为为-4.
9V送阶段产生的输入电压干扰对AMOLED显示屏造成的短短路路保保护护影响.
热热关关断断3mm*3mm10引引脚脚四四方方扁扁平平无无引引线线(QFN)封封装装应应用用范范围围有有源源矩矩阵阵OLED典典型型应应用用1Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.
PRODUCTIONDATAinformationiscurrentasofpublicationdate.
Copyright2011–2013,TexasInstrumentsIncorporatedProductsconformtospecificationsperthetermsoftheTexasInstrumentsstandardwarranty.
ProductionprocessingdoesnotEnglishDataSheet:SLVSB21necessarilyincludetestingofallparameters.
TPS65137ASZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013www.
ti.
com.
cnThisintegratedcircuitcanbedamagedbyESD.
TexasInstrumentsrecommendsthatallintegratedcircuitsbehandledwithappropriateprecautions.
Failuretoobserveproperhandlingandinstallationprocedurescancausedamage.
ESDdamagecanrangefromsubtleperformancedegradationtocompletedevicefailure.
Precisionintegratedcircuitsmaybemoresusceptibletodamagebecauseverysmallparametricchangescouldcausethedevicenottomeetitspublishedspecifications.
ORDERINGINFORMATION(1)(2)TAPACKAGE(2)ORDERABLEPARTTOP-SIDEMARKINGNUMBER–40°Cto85°C10-Pin3x3QFNTPS65137ASDSCRPPGC(1)Forthemostcurrentpackageandorderinginformation,seethePackageOptionAddendumattheendofthisdocument,orseetheTIwebsiteatwww.
ti.
com.
(2)Packagedrawings,thermaldata,andsymbolizationareavailableatwww.
ti.
com/packaging.
ABSOLUTEMAXIMUMRATINGSoveroperatingfree-airtemperaturerange(unlessotherwisenoted)(1)VALUEUNITMINMAXPVIN,SWP,OUTP,CTRL,VL,CB5.
5VOUTN–6.
5VPinVoltage(2)SWN–6.
55.
5VCT3.
6VHBM2kVESDratingMM200VCDM500VTJOperatingjunctiontemperaturerange–4050°CTAOperatingambienttemperaturerange–4085°CTstgStoragetemperaturerange–65150°C(1)Stressesbeyondthoselistedunderabsolutemaximumratingsmaycausepermanentdamagetothedevice.
Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthoseindicatedunderrecommendedoperatingconditionsisnotimplied.
Exposuretoabsolute–maximum–ratedconditionsforextendedperiodsmayaffectdevicereliability.
(2)WithrespecttoGNDpin.
THERMALINFORMATIONTPS65137ASTHERMALMETRIC(1)DSCUNITS10θJAJunction-to-ambientthermalresistance56.
5θJBJunction-to-boardthermalresistance25.
2°C/WψJTJunction-to-topcharacterizationparameter1.
0ψJBJunction-to-boardcharacterizationparameter17.
9(1)Formoreinformationabouttraditionalandnewthermalmetrics,seetheICPackageThermalMetricsapplicationreport,SPRA953.
RECOMMENDEDOPERATINGCONDITIONSMINTYPMAXUNITVINInputsupplyvoltagerange2.
53.
74.
8VTAOperatingambienttemperature–402585°CTJOperatingjunctiontemperature–4085125°C2Copyright2011–2013,TexasInstrumentsIncorporatedTPS65137ASwww.
ti.
com.
cnZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013ELECTRICALCHARACTERISTICSVIN=3.
7V,CTRL=VIN,VPOS=4.
6V,VNEG=–4.
9V,TA=–40°Cto85°C,typicalvaluesareatTA=25°C(unlessotherwisenoted)PARAMETERTESTCONDITIONSMINTYPMAXUNITSUPPLYCURRENTANDTHERMALPROTECTIONVINInputvoltagerange2.
54.
8VIQOperatingquiescentcurrentintoVINVPOSandVNEGhavenoload(1)16mAISDShutdowncurrentintoVINCTRL=GND0.
1μAVINfalling2.
0VUVLOUnder-voltagelockoutthresholdVVINrising2.
3Thermalshutdown145°COUTPUTVPOSVPOSPositiveoutputvoltageregulation–0.
8%4.
60.
8%VSWPMOSFETon-resistanceISWP=200mA200mrDS(ON)SWPMOSFETrectifieron-resistanceISWP=200mA250mfSWPSWPSwitchingfrequencyIPOS=0mA1.
6MHzISWPSWPswitchcurrentlimitInductorvalleycurrent0.
91.
2AVP(SCP)ShortcircuitthresholdinoperationVPOSfalling3.
7VIPLEAKLeakagecurrentintoVPOSCTRL=GND25AVDROPLDOdropoutvoltageIPOS=100mA400mVLineregulationIPOS=0mA0%/VLoadregulationIPOS=0to250mA0.
28%/AOUTPUTVNEGVNEGNegativeoutputvoltagedefault–4.
9VNegativeoutputvoltagerange–2.
2–5.
2VNegativeoutputvoltageregulation–5.
2≤VNEG≤–4.
2–1%1%–4.
22–1.
5%1.
5%SWNMOSFETon-resistanceISWN=200mA200rDS(ON)mSWNMOSFETrectifieron-resistanceISWN=200mA300fSWNSWNswitchingfrequencyINEG=100mA1.
7MHzISWNSWNswitchcurrentlimitVIN=2.
9V1.
22.
2AVN(SCP)ShortcircuitthresholdinoperationVoltagedropfromprogrammedVNEG420mVShortcircuitthresholdinstart-up0.
180.
210.
24VtN(SCP)Shortcircuitdetectiontimeinstart-up10msINLEAKLeakagecurrentoutofVNEGCTRL=GND25ARN(PD)VNEGPulldownresistorbeforestartupINEG=1mA300ΩLineregulation0%/VLoadregulationINEG=0to250mA0.
28%/ACTRLINTERFACEVHLogichigh-levelvoltage1.
2VVLLogiclow-levelvoltage0.
4VRPulldownresistor150400860ktINITInitializationtime300400μstOFFShutdowntimeperiod3080μstHIGHPulsehighleveltimeperiod21025μstlowPulselowleveltimeperiod21025μstSTOREDatastorage/accepttimeperiod3080μsRTCTpinoutputimpedance150325500k(1)WithinductorDFE252012C4.
7HfromTOKOCopyright2011–2013,TexasInstrumentsIncorporated3TPS65137ASZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013www.
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com.
cnDEVICEINFORMATION10PINTQFNPACKAGE(TOPVIEWPinFunctionsPINI/O(1)DESCRIPTIONNO.
NAME1VINIInputsupplyforthenegativebuck-boostconvertergeneratingVNEG2SWNISwitchpinofthenegativebuck-boostconverter3OUTNOOutputofnegativebuck-boostconverter4CTRLICombinedenableandVNEGprogrammingpin.
5CTOSetsthesettlingtimeforthevoltageonVNEGwhenprogrammedtoanewvalue6GNDGAnalogground7OUTPOOutputoftheboostconverter8CBOInternalboostconverterbypasscapacitor9SWPISwitchpinoftheboostconverter10PGNDGPowergroundofboostconverterExposedthermaldieGConnectthispadtoanalogGND.
(1)G=Ground,I=Input,O=Output4Copyright2011–2013,TexasInstrumentsIncorporatedTPS65137ASwww.
ti.
com.
cnZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013FUNCTIONALBLOCKDIAGRAMCopyright2011–2013,TexasInstrumentsIncorporated5TPS65137ASZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013www.
ti.
com.
cnTYPICALCHARACTERISTICSTABLEOFGRAPHSFIGUREEfficiencyversusOutputcurrent(OutputcurrentisVPOS=4.
6V,VNEG=–4.
9VFigure1fromVPOStoVNEG)StartupFigure2IOUT=100mA,BoostandBuckBoostFigure3IOUT=250mA,BoostandBuckBoostFigure4Switchpinsandoutputwaveforms(OutputcurrentisfromVPOStoVNEG)IOUT=250mA,BoostFigure5IOUT=250mA,BuckBoostFigure6EFFICIENCYvsOUTPUTCURRENT(VPOS4.
6V,VNEG-4.
9V)STARTUPFigure1.
Figure2.
SWITCHPINSANDOUTPUTSBOOSTANDBUCKBOOST,SWITCHPINSANDOUTPUTSBOOSTANDBUCKBOOST,IOUT100mAIOUT250mAFigure3.
Figure4.
6Copyright2011–2013,TexasInstrumentsIncorporatedTPS65137ASwww.
ti.
com.
cnZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013SWITCHPINSANDOUTPUTSBOOST,IOUT250mASWITCHPINSANDOUTPUTSBUCKBOOST,IOUT250mAFigure5.
Figure6.
Copyright2011–2013,TexasInstrumentsIncorporated7TPS65137ASZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013www.
ti.
com.
cnAPPLICATIONFORTYPICALCHARACTERISTICSFigure7.
ApplicationforTypicalCharacteristicsTable1.
BillofMaterialsforTypicalCharacteristicsValuePartNumberManufacturerC1,C2,C3,C54.
7F,X5RGRM21BR61C475KA88MurataC4100nF,X7RGRM21BR71E104KA01MurataL1,L24.
7HDFE252012C4.
7HTOKO8Copyright2011–2013,TexasInstrumentsIncorporatedTPS65137ASwww.
ti.
com.
cnZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013DETAILEDDESCRIPTIONTheTPS65137ASconsistsofaboostconverterusinganLDOaspostregulatorandaninvertingbuck-boostconverter.
Thepositiveoutputisfixedat4.
6V.
Thenegativeoutputisprogrammablebyadigitalinterfaceintherangeof–2.
2Vto–5.
2V,thedefaultis–4.
9V.
ThetransitiontimeofthenegativeoutputisadjustablebytheCTpincapacitor.
SOFTSTARTandSTART-UPSEQUENCEThedevicehasasoftstarttolimitthein-rushcurrent.
WhenthedeviceisenabledbytheCTRLpingoingHIGH,theboostconverterstartswithareducedswitchcurrentlimit.
8msafterCTRLgoingHIGH,thebuck-boostconverterstartswiththedefaultvalueof–4.
9V.
Thetypicalstart-upsequenceisshowninFigure8.
Figure8.
Start-upSequenceSHORTCIRCUITPROTECTIONThedeviceisprotectedagainstshortcircuitsoftheoutputstogroundandshortcircuitoftheoutputstoeachother.
Duringnormaloperation,anerrorconditionisdetectedifVPOSfallsbelow3.
7Vformorethan3msorVNEGgetsabove420mVabovetheprogrammedvalueformorethan3ms.
Ineithercase,thedevicegoesintoshutdownandthisstateislatched.
Theinputandtheoutputsaredisconnected.
Toresumenormaloperation,VINhastocyclebelowUVLOorCTRLhastotoggleLOWandHIGH.
Duringstartup,anerrorconditionisdetectedinthefollowingcases:VPOSisnotinregulation10msafterCTRLgoesHIGH.
VNEGishigherthanthresholdlevel10msafterCTRLgoesHIGH.
VNEGisnotinregulation20msafterCTRLgoesHIGH.
Intheabovecases,thedevicegoesintoshutdownandthisstateislatched.
Theinputandtheoutputsaredisconnected.
Toresumenormaloperation,VINhastocyclebelowUVLOorCTRLhastotoggleLOWandHIGH.
ENABLE(CTRLPIN)TheCTRLpinservestwofunctions.
Oneistoenableanddisablethedevicetheotheristheoutputvoltageprogrammingofthedevice.
IfthedigitalinterfaceisnotrequiredtheCTRLpincanbeusedasastandardenablepinforthedeviceandthedevicewillcomeupwithitsdefaultvalueonVNEGof–4.
9V.
WhenCTRLispulledhigh,thedeviceisenabled.
ThedeviceisshutdownwithCTRLlow.
DIGITALINTERFACE(CTRL)ThedigitalinterfaceallowsprogrammingthenegativeoutputvoltageVNEGindigitalsteps.
IfthedigitaloutputvoltagesettingisnotrequiredthentheCTRLpincanalsobeusedasastandardenablepin.
Copyright2011–2013,TexasInstrumentsIncorporated9TPS65137ASZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013www.
ti.
com.
cnThedigitaloutputvoltageprogrammingofVNEGisimplementedbyasimpledigitalinterfacewiththetimingshowninFigure9.
Figure9.
DigitalInterfaceUsingCTRLOnceCTRLispulledhighthedevicewillcomeupwithitsdefaultvoltageof–4.
9V.
Thedevicehasa6-bitDACimplementedwiththecorrespondingoutputvoltagesasgiveninthetablebelow.
TheinterfacecountsnowtherisingedgesappliedtotheCTRLpinoncethedeviceisenabled.
Fortheexampleabove,VNEGisprogrammedto–5.
0Vsince3risingedgesaredetected.
OtheroutputvoltagescanbeprogrammedaccordingTable2.
Table2.
ProgrammingTableforVNEGBIT/RISINGEDGESVNEGDACVALUEBIT/RISINGEDGESVNEGDACVALUE0/nopulse–4.
9V0000016–3.
7V100001–5.
2V0000117–3.
6V100012–5.
1V0001018–3.
5V100103–5.
0V0001119–3.
4V100114–4.
9V0010020–3.
3V101005–4.
8V0010121–3.
2V101016–4.
7V0011022–3.
1V101107–4.
6V0011123–3.
0V101118–4.
5V0100024–2.
9V110009–4.
4V0100125–2.
8V1100110–4.
3V0101026–2.
7V1101011–4.
2V0101127–2.
6V1101112–4.
1V0110028–2.
5V1110013–4.
0V0110129–2.
4V1110114–3.
9V0111030–2.
3V1111015–3.
8V0111131–2.
2V1111110Copyright2011–2013,TexasInstrumentsIncorporatedTPS65137ASwww.
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com.
cnZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013SETTINGTRANSITIONTIMEtsetforVNEG(CT)ThedeviceallowssettingthetransitiontimetsetusinganexternalcapacitorconnectedtopinCT.
ThetransitiontimeisthetimeperiodrequiredtomoveVNEGfromonevoltageleveltothenextprogrammedvoltagelevel.
ThecapacitorconnectedtopinCTdoesnotinfluencethesoftstarttimetssoftheVNEGdefaultvalue.
WhentheCTpinisleftopenthentheshortestpossibletransitiontimeisprogrammed.
WhenconnectingacapacitortotheCTpinthenthetransitiontimeisgivenbyanR-Ctimeconstant.
ThisisgivenbytheoutputimpedanceoftheCTpintypically325kΩandtheexternalcapacitance.
WithinoneτtheoutputvoltageVNEGhasreached70%ofitsprogrammedvalue.
Anexampleisgivenwhenusing100nFforCT.
τ≈tset70%=325k*CT=325k*100nF=32.
5mSTheoutputvoltageisalmostatitsprogrammedvalueafter3τ.
PCBLAYOUTFigure10andFigure11showanexampleofaPCBlayoutdesign.
1.
PlacetheinputcapacitoronVINandtheoutputcapacitoronOUTNascloseaspossibletothedevice.
UseshortandwidetracestoconnecttheinputcapacitortoVINandtheoutputcapacitortoOUTN.
2.
PlacetheoutputcapacitoronOUTPandthecapacitoronCBascloseaspossibletothedevice.
UseshortandwidetracestoconnecttheoutputcapacitortoOUTP.
3.
ConnectthegroundoftheCTcapacitortotheGNDpin,pin6,directly.
4.
Connecttheinputgroundandtheoutputgroundonthesameboardlayer,notthroughvias.
Figure10.
ExampleofPCBLayoutDesign(Toplayer)Copyright2011–2013,TexasInstrumentsIncorporated11TPS65137ASZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013www.
ti.
com.
cnFigure11.
ExampleofPCBLayoutDesign(Bottomlayer)Figure12.
SchematicfortheExampleofPCBLayoutDesign12Copyright2011–2013,TexasInstrumentsIncorporatedTPS65137ASwww.
ti.
com.
cnZHCSBI8B–AUGUST2011–REVISEDSEPTEMBER2013Figure13.
TypicalApplicationCircuitCopyright2011–2013,TexasInstrumentsIncorporated13PACKAGEOPTIONADDENDUMwww.
ti.
com10-Dec-2020Addendum-Page1PACKAGINGINFORMATIONOrderableDeviceStatus(1)PackageTypePackageDrawingPinsPackageQtyEcoPlan(2)Leadfinish/Ballmaterial(6)MSLPeakTemp(3)OpTemp(°C)DeviceMarking(4/5)SamplesTPS65137ASDSCRACTIVEWSONDSC103000RoHS&GreenNIPDAULevel-2-260C-1YEAR-40to85PPGC(1)Themarketingstatusvaluesaredefinedasfollows:ACTIVE:Productdevicerecommendedfornewdesigns.
LIFEBUY:TIhasannouncedthatthedevicewillbediscontinued,andalifetime-buyperiodisineffect.
NRND:Notrecommendedfornewdesigns.
Deviceisinproductiontosupportexistingcustomers,butTIdoesnotrecommendusingthispartinanewdesign.
PREVIEW:Devicehasbeenannouncedbutisnotinproduction.
Samplesmayormaynotbeavailable.
OBSOLETE:TIhasdiscontinuedtheproductionofthedevice.
(2)RoHS:TIdefines"RoHS"tomeansemiconductorproductsthatarecompliantwiththecurrentEURoHSrequirementsforall10RoHSsubstances,includingtherequirementthatRoHSsubstancedonotexceed0.
1%byweightinhomogeneousmaterials.
Wheredesignedtobesolderedathightemperatures,"RoHS"productsaresuitableforuseinspecifiedlead-freeprocesses.
TImayreferencethesetypesofproductsas"Pb-Free".
RoHSExempt:TIdefines"RoHSExempt"tomeanproductsthatcontainleadbutarecompliantwithEURoHSpursuanttoaspecificEURoHSexemption.
Green:TIdefines"Green"tomeanthecontentofChlorine(Cl)andBromine(Br)basedflameretardantsmeetJS709Blowhalogenrequirementsof<=1000ppmthreshold.
Antimonytrioxidebasedflameretardantsmustalsomeetthe<=1000ppmthresholdrequirement.
(3)MSL,PeakTemp.
-TheMoistureSensitivityLevelratingaccordingtotheJEDECindustrystandardclassifications,andpeaksoldertemperature.
(4)Theremaybeadditionalmarking,whichrelatestothelogo,thelottracecodeinformation,ortheenvironmentalcategoryonthedevice.
(5)MultipleDeviceMarkingswillbeinsideparentheses.
OnlyoneDeviceMarkingcontainedinparenthesesandseparatedbya"~"willappearonadevice.
IfalineisindentedthenitisacontinuationofthepreviouslineandthetwocombinedrepresenttheentireDeviceMarkingforthatdevice.
(6)Leadfinish/Ballmaterial-OrderableDevicesmayhavemultiplematerialfinishoptions.
Finishoptionsareseparatedbyaverticalruledline.
Leadfinish/Ballmaterialvaluesmaywraptotwolinesifthefinishvalueexceedsthemaximumcolumnwidth.
ImportantInformationandDisclaimer:TheinformationprovidedonthispagerepresentsTI'sknowledgeandbeliefasofthedatethatitisprovided.
TIbasesitsknowledgeandbeliefoninformationprovidedbythirdparties,andmakesnorepresentationorwarrantyastotheaccuracyofsuchinformation.
Effortsareunderwaytobetterintegrateinformationfromthirdparties.
TIhastakenandcontinuestotakereasonablestepstoproviderepresentativeandaccurateinformationbutmaynothaveconducteddestructivetestingorchemicalanalysisonincomingmaterialsandchemicals.
TIandTIsuppliersconsidercertaininformationtobeproprietary,andthusCASnumbersandotherlimitedinformationmaynotbeavailableforrelease.
InnoeventshallTI'sliabilityarisingoutofsuchinformationexceedthetotalpurchasepriceoftheTIpart(s)atissueinthisdocumentsoldbyTItoCustomeronanannualbasis.
TAPEANDREELINFORMATION*AlldimensionsarenominalDevicePackageTypePackageDrawingPinsSPQReelDiameter(mm)ReelWidthW1(mm)A0(mm)B0(mm)K0(mm)P1(mm)W(mm)Pin1QuadrantTPS65137ASDSCRWSONDSC103000330.
012.
43.
33.
31.
18.
012.
0Q2TPS65137ASDSCRWSONDSC103000330.
012.
43.
33.
31.
18.
012.
0Q2PACKAGEMATERIALSINFORMATIONwww.
ti.
com16-Oct-2020PackMaterials-Page1*AlldimensionsarenominalDevicePackageTypePackageDrawingPinsSPQLength(mm)Width(mm)Height(mm)TPS65137ASDSCRWSONDSC103000853.
0449.
035.
0TPS65137ASDSCRWSONDSC103000552.
0367.
036.
0PACKAGEMATERIALSINFORMATIONwww.
ti.
com16-Oct-2020PackMaterials-Page2www.
ti.
comPACKAGEOUTLINEC10X0.
300.
182.
40.
12X21.
650.
18X0.
50.
80.
710X0.
50.
30.
050.
00A3.
12.
9B3.
12.
9(0.
2)TYP4X(0.
25)2X(0.
5)WSON-0.
8mmmaxheightDSC0010JPLASTICSMALLOUTLINE-NOLEAD4221826/D08/2018PIN1INDEXAREASEATINGPLANE0.
08C15610(OPTIONAL)PIN1ID0.
1CAB0.
05CTHERMALPADEXPOSEDSYMMSYMM11NOTES:1.
Alllineardimensionsareinmillimeters.
Anydimensionsinparenthesisareforreferenceonly.
DimensioningandtolerancingperASMEY14.
5M.
2.
Thisdrawingissubjecttochangewithoutnotice.
3.
Thepackagethermalpadmustbesolderedtotheprintedcircuitboardforoptimalthermalandmechanicalperformance.
SCALE4.
000www.
ti.
comEXAMPLEBOARDLAYOUT0.
07MINALLAROUND0.
07MAXALLAROUND10X(0.
24)(2.
4)(2.
8)8X(0.
5)(1.
65)(0.
2)VIATYP(0.
575)(0.
95)10X(0.
6)(R0.
05)TYP(3.
4)(0.
25)(0.
5)WSON-0.
8mmmaxheightDSC0010JPLASTICSMALLOUTLINE-NOLEAD4221826/D08/2018SYMM15610LANDPATTERNEXAMPLEEXPOSEDMETALSHOWNSCALE:20X11SYMMNOTES:(continued)4.
Thispackageisdesignedtobesolderedtoathermalpadontheboard.
Formoreinformation,seeTexasInstrumentsliteraturenumberSLUA271(www.
ti.
com/lit/slua271).
5.
Viasareoptionaldependingonapplication,refertodevicedatasheet.
Ifanyviasareimplemented,refertotheirlocationsshownonthisview.
Itisrecommendedthatviasunderpastebefilled,pluggedortented.
SOLDERMASKOPENINGSOLDERMASKMETALUNDERSOLDERMASKDEFINEDEXPOSEDMETALMETALSOLDERMASKOPENINGSOLDERMASKDETAILSNONSOLDERMASKDEFINED(PREFERRED)EXPOSEDMETALwww.
ti.
comEXAMPLESTENCILDESIGN(R0.
05)TYP10X(0.
24)10X(0.
6)2X(1.
5)2X(1.
06)(2.
8)(0.
63)8X(0.
5)(0.
5)4X(0.
34)4X(0.
25)(1.
53)WSON-0.
8mmmaxheightDSC0010JPLASTICSMALLOUTLINE-NOLEAD4221826/D08/2018NOTES:(continued)6.
Lasercuttingapertureswithtrapezoidalwallsandroundedcornersmayofferbetterpasterelease.
IPC-7525mayhavealternatedesignrecommendations.
SOLDERPASTEEXAMPLEBASEDON0.
125mmTHICKSTENCILEXPOSEDPAD11:80%PRINTEDSOLDERCOVERAGEBYAREASCALE:25XSYMM15610EXPOSEDMETALTYP11SYMM重重要要声声明明和和免免责责声声明明TI均以"原样"提供技术性及可靠性数据(包括数据表)、设计资源(包括参考设计)、应用或其他设计建议、网络工具、安全信息和其他资源,不保证其中不含任何瑕疵,且不做任何明示或暗示的担保,包括但不限于对适销性、适合某特定用途或不侵犯任何第三方知识产权的暗示担保.
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