Texas Instruments LMT88 Handleiding

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V

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LMT88

+2.4V to +5.5V

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LMT88

SNIS175A–MARCH2013–REVISEDJANUARY2015

LMT882.4-V,10-µA,SC-70TemperatureSensor

1Features3Description

TheLMT88deviceisaprecisionanalogoutput

1

•Cost-EffectiveAlternativetoThermistors

CMOSintegrated-circuittemperaturesensorthat

•RatedforFull−55°Cto130°CRange

operatesoveratemperaturerangeof−55°Cto

•AvailableinanSC70Package

130°C.Thepowersupplyoperatingrangeis2.4Vto

5.5V.ThetransferfunctionofLMT88is

•PredictableCurvatureError

predominatelylinear,yethasaslightpredictable

•SuitableforRemoteApplications

paraboliccurvature.TheaccuracyoftheLMT88

whenspecifiedtoaparabolictransferfunctionis

2Applications

typically±1.5°Catanambienttemperatureof30°C.

Thetemperatureerrorincreaseslinearlyandreaches

•Industrial

amaximumof±2.5°Catthetemperaturerange

•HVAC

extremes.Thetemperaturerangeisaffectedbythe

•DiskDrives

powersupplyvoltage.Atapowersupplyvoltageof

•Automotive

2.7Vto5.5V,thetemperaturerangeextremesare

130°Cand−55°C.Decreasingthepowersupply

•PortableMedicalInstruments

voltageto2.4Vchangesthenegativeextremeto

•Computers

−30°C,whilethepositiveremainsat130°C.

•BatteryManagement

TheLMT88quiescentcurrentislessthan10μA.

•Printers

Therefore,self-heatingislessthan0.02°Cinstillair.

•PowerSupplyModules

ShutdowncapabilityfortheLMT88isintrinsic

becauseitsinherentlowpowerconsumptionallowsit

•FAXMachines

tobepowereddirectlyfromtheoutputofmanylogic

•MobilePhones

gatesordoesnotnecessitateshutdownatall.

•Automotive

TheLMT88isacost-competitivealternativeto

thermistors.

DeviceInformation

(1)

PARTNUMBERPACKAGEBODYSIZE(NOM)

LMT88SOT(5)2.00mm×1.25mm

(1)Forallavailablepackages,seetheorderableaddendumat

theendofthedatasheet.

SimplifiedSchematic

OutputVoltagevsTemperature

1

AnIMPORTANTNOTICEattheendofthisdatasheetaddressesavailability,warranty,changes,useinsafety-criticalapplications,

intellectualpropertymattersandotherimportantdisclaimers.PRODUCTIONDATA.

Product specificaties