LM35中文资料之欧阳道创编

欧阳道创编 欧阳道创编 2021.03.06欧阳道创编 欧阳道创编 2021.03.06LM35D引脚及功能介绍时间：2021.03.06创作：欧阳道来源：网络作者:未知LM35D引脚及功能介绍LM35D是把测温传感器与放大削路做往一个硅片上，形成一个集成温度传感器（见图1丿OLM35D是一种输出电压与舉氏温度成正比例的温度传感器，其灵敎度为10mV/°C；工作温度范爾为0°C100°C；工作色压为430V；精度为±1°C。最大线性誤差为±0.5°C；挣态电流为80uAo该器件如塑封三极管（TO92丿o该温度传感器最大的特点是是使用时无需外®元件，也无需调试和较正ffexJ，只要外接一个IV的表头（如指针式或数字式的万用表丿，就成为一个测温仪（见图2丿o温度传感器LM35LM35是由NationalSemiconductor所生产的温度传感器，其输出电压与摄无温标呈线性关糸，转换公式如式，0时输出为0V,每升嵩1°C,输出电压增加10mV。LM35有多种不同封裝.型式，外观如图所示。淮.帝温下，LM35不需要额外的枝准处理即可达到±1/4°C的准确率。其削源供应模式有单电源与正负玖电源两种，其接脚如图所示，正负玖电源的供电模式可提供负温度的量测；两种接法的靜止电流温度关糸如图所示，柱费止温度中匂热数应低(0.08°C),单削源模式在25°C下骼止电流约50pA,工作削压较宽，可柱4—20V的供电色压范爾内正帝工作非帝省电。TO92封装引脚图 S08IC式封装引脚图TO46全厲龜形封裝引脚图 TO220塑料封裳引脚图单色源模式 正负玖削源模式供电色压35V到0.2V输出电压6V至1.0V输出削流10mA

指定工作温度范爾LM35A55°Cto+150°CLM35C,LM35CA40°Cto+110°CLM35D0°Cto+100°C封装形式与型号关系TO46金属罐形封装引脚图LM35H.LM35AH・LM35CH・LM35CAH.LM35DHTO220塑料封装引脚图LM35DTTO92封装引脚图LM35C乙LM35CAZLM35DZS08IC式封装引脚图LM35DMElectricalCharacteristics电毛特性（注1,6丿•Parameter参数Conditions条件LM35ALM35CAUnits（Max.单位Tvpical典型TestedLimit测试极限（注4）DesignLimit设计极限（注5）Typical典型TestedLimit测试极限（注4）DesignLimit设计极限（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非线性（注8）MIN<TA<TNIAX±0.18±035±0」5±0.3°CSensorGain传感器增益（AverageSlope）平均斜率TMINSTA弐MAX+10.0+9.9,+10.0+9.9mV/°C+10.1+10.1LoadRegulation负载调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线路调整（注3）TA=+25'C±0.01±0.05±0.01±0.05mV/V4V<VS<30V±0.02±0」±0.02±0.1mV/VQuiescentCurrent静态电流（注9）VS=+5V,+25°C56675667pAVS=+5V10513191114pAVS=+30V,+25°C56.26856.268pAVS=+30V105.513391.5116pAChangeofQuiescentCurrent变化静态电流k注3）4V<VS<30V,+25°C0.21.00.21.0pA4V<VS<30V0.52.00.52.0pATemperatureCoefficientofQuiescentCurrent静态电流/温度系数+039+0.5+0.39+0.5pA厂C

MinimumTemperatureforRatedAccuracy最低温度额定精度IncircuitofFigure1JL=O+1.5+2.0+1.5+2.0°CLongTermStability长期稳定性TJ=TMAX.for1000hours±0.08±0.08°CElectricalCharacteristics电宅特性（注1,6）Parameter参数Conditions条件LM35LM35C,LM35DUnits（Max）单位Tvpical典型TestedLimit测试极限（注4）DesignLimit设计极限（注5）Topical典型TestedLimit测试极限（注4）DesignLimit设计极限（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非线性（注8）TMIN<TA<TMAX±03±0.5±0.2±0.5°CSensorGain传感湍增益（AverageSlope）平均斜率TMIN<TA<TMAX+10.0+9.8,+10.0+9.8,mV/°C+10.2+10.2LoadRegulation负载调节（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线路调整（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静态电流（注9）VS=+5V,+25°C56805680pAVS=+5V10515891138liAVS=+30V,+25°C56.28256.282pAVS=+30V105.516191.5141pAChangeofQuiescentCurrent变化静态电流（注3）4V<VS<30V+25°C0.22.00.22.0pA4V<VS<30V0.53.00.53.0pATemperatureCoefficientofQuiescentCurrent静态电流温度系数+0.39+0.7+0.39+0.7biA/°CMinimumTemperatureforRatedAccuracy最低温度额泄精度IncircuitofFigure1JL=0+1.5+2.0+1.5+2.0°CLongTermStability长期稳定性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