SK时科SHIKUES一级代理分销KOYUELEC光与电子TL432

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TL432SOT-23EncapsulateAdjustableReferenceSourceTL432AdjustableAccurateReferenceSourceDEVICEDESCRIPSIONTheTL432isathree-terminalShuntVoltageReferenceprovidingaSOT-23highlyaccurance1.24V.TheTL432thermalstabilityandwideoperatingcurrent,makesissritableforallvarietyofapplicationsthatarelooking1.REFERENCEforalowcostsolutionwithhighperformance.2.CATHODEFEATURES3.ANODEòLowdynamicoutputimpedanceòTheeffectivetemperaturecompensationintheworkingrangeoffulltemperatureòLowoutputnoisevoltageòFaston-stateresponseòSinkcurrentcapabilityof0.1mAto100mAAPPLICATIONòShuntRegulatoròHigh-CurrentShuntRegulatoròPrecisionCurrentLimiterABSOLUTEMAXIMUMRATINGS(Operatingtemperaturerangeappliesunlessotherwisespecified)ParameterSymbolValueUnitsCathodeVoltageVKA18VCathodeCurrentRange(continuous)IKA100mAReferencelnputCurrentRangeIref6μAPowerDissipationPD350mWThermalResistancefromJunctiontoAmbientRθJA357℃/WOperatingTemperatureTopr0~+70℃JunctionTemperatureTJ150℃StorageTemperatureTstg-65~+150℃REV.081of5

1TL432ELECTRICALCHARACTERISTICS(Ta=25℃unlessotherwisespecified)ParameterSymbolTestconditionsMinTypMaxUnitReferenceinputvoltage(Fig1)VrefVKA=VREF,IKA=10mA1.22141.2586VDeviationofreferencevoltageoverfullVKA=VREF,IKA=10mA△Vref(DEV)16mVtemperaturerange(Fig1)0℃≤Ta≤70℃RatioofchangeinreferenceinputvoltagetoIKA=10mA,△Vref/V△KA2.4mV/Vthechangeincathodevoltage(Fig2)V△KA=1.25V~15VDeviationofreferenceinputcurrentoverfulllKA=10mA,R1=10kΩ,△lref/T△0.6μAtemperaturerange(Fig2)R2=∞,0℃≤Ta≤70℃MinimumcathodecurrentforregulationIKA(min)VKA=VREF0.1mA(Fig1)Off-statecathodecurrent(Fig3)IoffVKA=15V,VREF=00.5μAVKA=VREF,lKA=0.1~20mA,DynamicimpedanceZKA0.5Ωf≤1.0kHzCLASSIFICATIONOFVrefRank1%1.5%Range1.2276~1.25241.2214~1.2586REV.082of5

2TL432TypicalCharacteristicsCathodeCurrentversusCathodeVoltageKA100KA500,CATHODECURRENT(mA)-50IKrefV=VKArefT=25℃a-100-1.5-1.0-0.50.00.51.01.5V,CATHODEVOLTAGE(V)KACathodeCurrentversusTestCircuitforVKA=VrefCathodeVoltage400300200IKA(min)1000,CATHODECURRENT(uA)IK-100V=VKArefT=25℃a-200-1.0-0.50.00.51.01.5V,CATHODEVOLTAGE(V)KAReferenceInputVoltageversusAmbientTemperature1300127512501225ERENCEINPUTVOLTAGE(mV),REF1200freVV=VKArefI=10mAK1175-40-20020406080100T,AMBIENTTEMPERATURE(℃)aREV.083of5

3TL432ChangeinReferenceInputVoltageversusCathodeVoltage0I=10mAKT=25℃a-4-8-12ERENCEINPUTVOLTAGE(mV),REF-16freV△-2003691215TestCircuitforVKA=Vref(1+R1/R2)+R1*IrefV,CATHODEVOLTAGE(V)KAReferenceInputCurrentversusAmbientTemperature500400300200100,REFERENCEINPUTCURRENT(nA)fIreI=10mAKR=10KΩ10-40-20020406080100Ta,AMBIENTTEMPERATURE(℃)TestCircuitforIrefOff-StateCathodeCurrentversusAmbientTemperature40353025201510,OFF-STATECATHODECURRENT(nA)5V=15VIoffKAV=0VrefTestCircuitforI0off-40-20020406080100T,AMBIENTTEMPERATURE(℃)aREV.084of5

4TL432PACKAGEOUTLINEPlasticsurfacemountedpackage;3leadsSOT-23REV.085of5