LM35中文資料之歐陽道創(chuàng)編

歐陽道創(chuàng)編 歐陽道創(chuàng)編 2021.03.06歐陽道創(chuàng)編 歐陽道創(chuàng)編 2021.03.06LM35D引腳及功能介紹時間：2021.03.06創(chuàng)作：歐陽道來源：網(wǎng)絡(luò)作者:未知LM35D引腳及功能介紹LM35D是把測溫傳感器與放大削路做往一個硅片上，形成一個集成溫度傳感器（見圖1丿OLM35D是一種輸出電壓與舉氏溫度成正比例的溫度傳感器，其靈敎度為10mV/°C；工作溫度范爾為0°C100°C；工作色壓為430V；精度為±1°C。最大線性誤差為±0.5°C；掙態(tài)電流為80uAo該器件如塑封三極管（TO92丿o該溫度傳感器最大的特點是是使用時無需外?元件，也無需調(diào)試和較正ffexJ，只要外接一個IV的表頭（如指針式或數(shù)字式的萬用表丿，就成為一個測溫儀（見圖2丿o溫度傳感器LM35LM35是由NationalSemiconductor所生產(chǎn)的溫度傳感器，其輸出電壓與攝無溫標(biāo)呈線性關(guān)糸，轉(zhuǎn)換公式如式，0時輸出為0V,每升嵩1°C,輸出電壓增加10mV。LM35有多種不同封裝.型式，外觀如圖所示?；?帝溫下，LM35不需要額外的枝準(zhǔn)處理即可達到±1/4°C的準(zhǔn)確率。其削源供應(yīng)模式有單電源與正負(fù)玖電源兩種，其接腳如圖所示，正負(fù)玖電源的供電模式可提供負(fù)溫度的量測；兩種接法的靜止電流溫度關(guān)糸如圖所示，柱費止溫度中匂熱數(shù)應(yīng)低(0.08°C),單削源模式在25°C下骼止電流約50pA,工作削壓較寬，可柱4—20V的供電色壓范爾內(nèi)正帝工作非帝省電。TO92封裝引腳圖 S08IC式封裝引腳圖TO46全厲龜形封裝引腳圖 TO220塑料封裳引腳圖單色源模式 正負(fù)玖削源模式供電色壓35V到0.2V輸出電壓6V至1.0V輸出削流10mA

指定工作溫度范爾LM35A55°Cto+150°CLM35C,LM35CA40°Cto+110°CLM35D0°Cto+100°C封裝形式與型號關(guān)系TO46金屬罐形封裝引腳圖LM35H.LM35AH?LM35CH?LM35CAH.LM35DHTO220塑料封裝引腳圖LM35DTTO92封裝引腳圖LM35C乙LM35CAZLM35DZS08IC式封裝引腳圖LM35DMElectricalCharacteristics電毛特性（注1,6丿?Parameter參數(shù)Conditions條件LM35ALM35CAUnits（Max.單位Tvpical典型TestedLimit測試極限（注4）DesignLimit設(shè)計極限（注5）Typical典型TestedLimit測試極限（注4）DesignLimit設(shè)計極限（注5）Accuracy稱度（注7）TA=+25*C±0.2±0.5±0.2±0.5°CTA=-ior±0.3±0.3±1.0°CTA=TMAX±0.4±1.0±0.4±1.0°CTA=TMIN±0.4±1.0±0.4±1.5°CNonlinearity非線性（注8）MIN<TA<TNIAX±0.18±035±0」5±0.3°CSensorGain傳感器增益（AverageSlope）平均斜率TMINSTA弐MAX+10.0+9.9,+10.0+9.9mV/°C+10.1+10.1LoadRegulation負(fù)載調(diào)ij（注3）0<IL<lmATA=+25°C±0.4±1.0±0.4±1.0mV/nv?iN<TA<TNIAX±0.5±3.0±0.5±3.0mV/nvLineRegulation線路調(diào)整（注3）TA=+25'C±0.01±0.05±0.01±0.05mV/V4V<VS<30V±0.02±0」±0.02±0.1mV/VQuiescentCurrent靜態(tài)電流（注9）VS=+5V,+25°C56675667pAVS=+5V10513191114pAVS=+30V,+25°C56.26856.268pAVS=+30V105.513391.5116pAChangeofQuiescentCurrent變化靜態(tài)電流k注3）4V<VS<30V,+25°C0.21.00.21.0pA4V<VS<30V0.52.00.52.0pATemperatureCoefficientofQuiescentCurrent靜態(tài)電流/溫度系數(shù)+039+0.5+0.39+0.5pA廠C

MinimumTemperatureforRatedAccuracy最低溫度額定精度IncircuitofFigure1JL=O+1.5+2.0+1.5+2.0°CLongTermStability長期穩(wěn)定性TJ=TMAX.for1000hours±0.08±0.08°CElectricalCharacteristics電宅特性（注1,6）Parameter參數(shù)Conditions條件LM35LM35C,LM35DUnits（Max）單位Tvpical典型TestedLimit測試極限（注4）DesignLimit設(shè)計極限（注5）Topical典型TestedLimit測試極限（注4）DesignLimit設(shè)計極限（注5）Accuracy,精度LM35,LM35C（注7）TA=+25°C±0.4±1.0±0.4±1.0°CTA=-10°C±0.5±0.5±1.5°CrA=TMAX±0.8±1.5±0.8±1.5°CrA=TMIN±0.8±1.5±0.8±2.0°CAccuracy,精度LM35D（注7）TA=+25°C±0.6±1.5°CrA=TMAX±0.9±2.0°CrA=TMIN±0.9±2.0°CNonlinearity非線性（注8）TMIN<TA<TMAX±03±0.5±0.2±0.5°CSensorGain傳感湍增益（AverageSlope）平均斜率TMIN<TA<TMAX+10.0+9.8,+10.0+9.8,mV/°C+10.2+10.2LoadRegulation負(fù)載調(diào)節(jié)（注勺）0<IL<lniATA=+25°C±0.4±2.0±0.4±2.0mV/ni/rMIN<TA<TNIAX±0.5±5.0±0.5±5.0mV/ni/LineRegulation線路調(diào)整（注3）TA=+25°C±0.01±0.1±0.01±0」mV/V4V<VS<30V±0.02±0.2±0.02±0.2mV/VQuiescentCurrent靜態(tài)電流（注9）VS=+5V,+25°C56805680pAVS=+5V10515891138liAVS=+30V,+25°C56.28256.282pAVS=+30V105.516191.5141pAChangeofQuiescentCurrent變化靜態(tài)電流（注3）4V<VS<30V+25°C0.22.00.22.0pA4V<VS<30V0.53.00.53.0pATemperatureCoefficientofQuiescentCurrent靜態(tài)電流溫度系數(shù)+0.39+0.7+0.39+0.7biA/°CMinimumTemperatureforRatedAccuracy最低溫度額泄精度IncircuitofFigure1JL=0+1.5+2.0+1.5+2.0°CLongTermStability長期穩(wěn)定性TJ=TMAX.for1000hours±0.08±0.08°C注1:Unlessotherwise注d,thesespecificationsapply:-55°C<TJ<+150°CfortheLM35andLM35A;-40°<TJ<+110°CfortheLM35CandLM35CA;and0°<TJ<+100°CfortheLM35D.VS=+5VdcandILOAD=50|1A,inthecircuitofFigure2.Thesespecificationsalsoapplyfrom+2°CtoTMAXinthecircuitofFigure1.Specificationsinboldfaceapplyoverthefullratedtemperaturerange?di2:ThermalresistanceoftheTO46packageis400°C/W,junctiontoambient,and24°C/Wjunctiontocase?ThermalresistanceoftheTO92packageis180°C/Wjunctiontoambient.Thermalresistanceofthesmalloutlinemoldedpackageis220°C/Wjunctiontoambient.ThermalresistanceoftheTO220packageis90°C/Wjunctiontoambient.ForadditionalthermalresistanceinformationseetableintheApplicationssection.注3:Regulationismeasuredatconstantjunctiontemperature,usingpulsetestingwithalowdutycycle?Changesinoutputduetoheatingeffectscanbecomputedbymultiplyingtheinternaldissipationbythethermalresistance?注4:TestedLimitsareguaranteedand100%testedinproduction.注5:DesignLimitsareguaranteed(butnot100%productiontested)overtheindicatedtemperatureandsupplyvoltageranges?Theselimitsarenotusedtocalculateoutgoingqualitylevels.注6:Specificationsinboldfaceapplyoverthefullratedtemperaturerange?注7:AccuracyisdefinedastheerrorbetweentheoutputvoltageandlOmv/Ctimesthedevice^casetemperature,atspecifiedconditionsofvoltage,current,andtemperature(expressedin°C).注8:Nonlinearityisdefinedasthedeviationoftheoutputvoltageversustemperaturecurvefromthebestfitstraightline,overthedevice'sratedtemperaturerange?注9:QuiescentcurrentisdefinedinthecircuitofFigure1?注10:AbsoluteMaximumRatingsindicatelimitsbeyondwhichdamagetothedevicemayoccur.DCandACelectricalspecificationsdonotapplywhenoperatingthedevicebeyonditsratedoperatingconditions?See注1.oi11:Humanbodymodel,100pFdischargedthrougha1.5kWresistor.di12:SeeAN450''SurfaceMountingMethodsandTheii*EffectonProductRe