REF3330中文资料

  1FEATURESDESCRIPTIONAPPLICATIONS1IN2OUT3GNDREF3312REF3318REF3320REF3325REF3330REF3333SOT23-3,SC70-3REF3312,,REF3318REF3320,REF3325REF3330,REF3333SBOS392A–AUGUST2007–REVISEDSEPTEMBER20073.9μA,SC70-3,30ppm/°CDriftVOLTAGEREFERENCE2•MICROSIZEPACKAGES:SC70-3,SOT23-3•LOWSUPPLYCURRENT:3.9μA(typ)TheREF33xxisalow-power,precision,low-dropoutvoltagereferencefamilyavailableinthetinySC70-3•HIGHOUTPUTCURRENT:±5mAandSOT23-3packages.Smallsizeandlowpower•LOWTEMPERATUREDRIFT:30ppm/°C(max)consumption(5μAmax)maketheREF33xxidealfor•HIGHINITIALACCURACY:±0.15%(max)awidevarietyofportableandbattery-poweredapplications.TheREF33xxcanbeoperatedatasupplyvoltage•PORTABLEEQUIPMENT180mVabovethespecifiedoutputvoltageunder•DATAACQUISITIONSYSTEMSnormalloadconditions,withtheexceptionoftheREF3312,whichhasaminimumsupplyvoltageof•MEDICALEQUIPMENT1.8V.Allmodelsarespecifiedforthewide•TESTEQUIPMENTtemperaturerange,–40°Cto+125°C.REF33xxPRODUCTFAMILYPRODUCTDESCRIPTIONREF33121.25VREF33181.8VREF33202.048VREF33252.5VREF33303.0VREF33333.3V1Pleasebeawarethatanimportantnoticeconcerningavailability,standardwarranty,anduseincriticalapplicationsofTexasInstrumentssemiconductorproductsanddisclaimerstheretoappearsattheendofthisdatasheet.2Alltrademarksarethepropertyoftheirrespectiveowners.PRODUCTIONDATAinformationiscurrentasofpublicationdate.Copyright©2007,TexasInstrumentsIncorporatedProductsconformtospecificationsperthetermsoftheTexasInstrumentsstandardwarranty.Productionprocessingdoesnotnecessarilyincludetestingofallparameters.(1)PINCONFIGURATION1IN2OUT3GNDREF3312,,REF3318REF3320,REF3325REF3330,REF3333SBOS392A–AUGUST2007–REVISEDSEPTEMBER2007ThisintegratedcircuitcanbedamagedbyESD.TexasInstrumentsrecommendsthatallintegratedcircuitsbehandledwithappropriateprecautions.Failuretoobserveproperhandlingandinstallationprocedurescancausedamage.ESDdamagecanrangefromsubtleperformancedegradationtocompletedevicefailure.Precisionintegratedcircuitsmaybemoresusceptibletodamagebecauseverysmallparametricchangescouldcausethedevicenottomeetitspublishedspecifications.ORDERINGINFORMATION(1)PACKAGEPRODUCTDESCRIPTIONPACKAGEDESIGNATORPACKAGEMARKINGSOT23-3DBZR33AREF33121.25VSC70-3DCKR12SOT23-3DBZR33BREF33181.8VSC70-3DCKR18SOT23-3DBZR33CREF33202.048VSC70-3DCKR20SOT23-3DBZR33DREF33252.5VSC70-3DCKR25SOT23-3DBZR33EREF33303.0VSC70-3DCKR30SOT23-3DBZR33FREF33333.3VSC70-3DCKR33(1)ForthemostcurrentpackageandorderinginformationseethePackageOptionAddendumattheendofthisdocument,orseetheTIwebsiteat(VIN)+7.5VOutputShort-Circuit(ISC)180mAOutputVoltage(OUTpin)(2)5VOperatingTemperature–50to+150°CStorageTemperature–65to+150°CJunctionTemperature(TJ)+150°CHumanBodyModel(HBM)4000VESDRatingsChargedDeviceModel(CDM)1000VMachineModel(MM)200V(1)Stressesabovetheseratingsmaycausepermanentdamage.Exposuretoabsolutemaximumconditionsforextendedperiodsmaydegradedevicereliability.Thesearestressratingsonly,andfunctionaloperationofthedeviceattheseoranyotherconditionsbeyondthosespecifiedisnotimplied.(2)SeetheApplicationsInformationsection,SupplyVoltage.REF3312,REF3318,REF3320,REF3325,REF3330,REF3333SOT23-3,SC70-3TOPVIEW2SubmitDocumentationFeedbackCopyright©2007,TexasInstrumentsIncorporatedProductFolderLink(s):REF3312REF3318REF3320REF3325REF3330REF3333=+5VREF3312,,REF3318REF3320,REF3325REF3330,REF3333SBOS392A–AUGUST2007–REVISEDSEPTEMBER2007Boldfacelimitsapplyoverthespecifiedtemperaturerange,–40°Cto+125°C.AtTA=+25°CandILOAD=0mA,unlessotherwisenoted.REF33xxPARAMETERCONDITIONSMINTYPMAXUNITSREF3312(1.25V)OUTPUTVOLTAGEInitialAccuracyVOUTVIN=5V1.25V–0.15+0.15%NOISEOutputVoltageNoisef=0.1Hzto10Hz35μVPPREF3318(1.8V)OUTPUTVOLTAGEInitialAccuracyVOUTVIN=5V1.8V–0.15+0.15%NOISEOutputVoltageNoisef=0.1Hzto10Hz50μVPPREF3320(2.048V)OUTPUTVOLTAGEInitialAccuracyVOUTVIN=5V2.048V–0.15+0.15%NOISEOutputVoltageNoisef=0.1Hzto10Hz55μVPPREF3325(2.5V)OUTPUTVOLTAGEInitialAccuracyVOUTVIN=5V2.5V–0.15+0.15%NOISEOutputVoltageNoisef=0.1Hzto10Hz70μVPPREF3330(3.0V)OUTPUTVOLTAGEInitialAccuracyVOUTVIN=5V3.0V–0.15+0.15%NOISEOutputVoltageNoisef=0.1Hzto10Hz84μVPPREF3333(3.3V)OUTPUTVOLTAGEInitialAccuracyVOUTVIN=5V3.3V–0.15+0.15%NOISEOutputVoltageNoisef=0.1Hzto10Hz92μVPPCopyright©2007,TexasInstrumentsIncorporatedSubmitDocumentationFeedback3ProductFolderLink(s):REF3312REF3318REF3320REF3325REF3330REF3333–AUGUST2007–REVISEDSEPTEMBER2007ELECTRICALCHARACTERISTICS:VIN=+5V(continued)Boldfacelimitsapplyoverthespecifiedtemperaturerange,–40°Cto+125°C.AtTA=+25°CandILOAD=0mA,unlessotherwisenoted.REF33xxPARAMETERCONDITIONSMINTYPMAXUNITSREF33xx(REF3312,REF3318,REF3320,REF3325,REF3330,REF3333)OUTPUTVOLTAGETEMPERATUREDRIFTdVOUT/dT–40°Cto+85°C930ppm/°C–40°Cto+125°C830ppm/°CLINEREGULATIONVIN=VOUT+200mVto5.5V(1)–506+50ppm/VdVOUT/dVIN0°Cto+70°C6ppm/VOverTemperature–40°Cto+85°C8ppm/V–40°Cto+125°C30ppm/VLOADREGULATIONVIN=VOUT+200mV(1)–506+50ppm/mAdVOUT/dILOADILOAD=±5mA,0°Cto+70°C10ppm/mAOverT