BM43THA-1.6

Publication Number: BM43THA                   Revision:1.6                Issue Date:Feb.3,2016 TemperatureSensorBM43THABestowMascotContentBM43THA  CONTENT1. Description ........................................................................................................................................................... 1 1.1 GeneralDescription ................................................................................................................................ 1 1.2Features .................................................................................................................................................... 1 1.3Applications .............................................................................................................................................. 1 1.4 Package .................................................................................................................................................... 1 2 PinDescriptions ................................................................................................................................................... 2 3 Characteristics ..................................................................................................................................................... 3 3.1ThermopileParameter ................................................................................................................................. 3 3.2TemperatureVSResistanceTable ............................................................................................................ 4 3.3FilterTransmissionCurve ........................................................................................................................... 7 3.4SensitivityOutputCurve .............................................................................................................................. 7 4.OrderingInformation ............................................................................................................................................ 16 4.1PartNumbering ........................................................................................................................................... 16 4.2TO-46PackageOutlineInformation ........................................................................................................ 17 4.3TrayInformation .......................................................................................................................................... 18 5.Notice ..................................................................................................................................................................... 19 6.RevisionHistory .................................................................................................................................................... 23 DescriptionBM43THA  1.Description1.1GeneralDescriptionTheBM43THAisathermopiletemperaturesensorbasedonMEMS(micro-electromechanicalsystems)technology.ThisthermopiledetectorconsistsofthermopileMEMSchip,5-14uminfraredbandpassfilter,aNTCthermistorfortemperaturecompensationandalargeorsmallsizeTO-46Package.1.2FeaturesNon-contactsurfacetemperaturemeasuringTOhousingwithan5-14uminfraredfilterUsingNTCthermistorforambienttemperaturecompensationHighsensitivityFastresponsetimeWideworkingtemperature:-40℃+120℃(Temperaturerangecanbeextendedto+1000℃byusingspecificinfraredlens)1.3ApplicationsNon-contacthumanbodytemperatureinfraredthermometerMicrowaveovenAutomaticinductionequipmentHeating,VentilationandAirConditioning(HVAC)Appliance1.4PackageTO-46PackagePinDescriptionBM43THA  2PinDescriptionsTable1PinDescriptionsPinFunctionDescription1GNDThermistorAmbienttemperaturecompensationresistance-pinandGND.2Thermopile+OutputDCvoltage+pin.3ThermistorAmbienttemperaturecompensationresistance+pin.4Thermopile-OutputDCvoltage-pin.SpecificationBM43THA  3Characteristics3.1ThermopileParameterTable2ThermopileParameterParameterSpecificationUnitConditionMin.Typ.Max.ChipSize1.85X1.85mm2ActiveArea0.7X0.7mm2Responsivity60V/WBlackbody=500K,1HZ@temp=25℃Detectivity1.21E08cm·Hz1/2/WBlackbody=500K,1HZ@temp=25℃NEP0.59nW·Hz1/2Blackbody=500K,1HZ@temp=25℃VoltageResponse29V·mm2/WBlackbody=500K,1HZ@temp=25℃ThermopileRes657585k@temp=25℃TCofThermopile0.1%/℃NoiseVoltage333537nV/Hz1/2@temp=25℃TimeConstant25msFieldofView(FOV)104°Degreeat50%signallevelOperatingTemp-40~120℃StorageTemp-40~120℃ThermistorforTemperatureCompensationThermistorResistance100k+3%tolerance,@temp=25℃TCofThermistor(B)3950K±1%tolerance,Definedat25/50℃SpecificationBM43THA  3.2TemperatureVSResistanceTableTable3TemperatureVSResistanceTable Temp.(℃)Rmin(kΩ)Rnor(kΩ)Rmax(kΩ)Temp.(℃)Rmin(kΩ)Rnor(kΩ)Rmax(kΩ)-403073.5243281.1433499.6344149.24251.10752.995-392880.8313073.4233275.9394247.28849.09850.932-382701.4582880.1883067.9784345.42047.17848.960-372534.4022700.3372874.5464443.63545.34247.073-362378.7392532.8602694.5404541.92943.58645.268-352233.6242376.8312