原装无铅现货 TPS434海曼热释温度传感器TPS434-ThermopileDetectorExtremelySmallAbsorberSizeDescriptionTheTPS434thermopilesensorinTO5typehousingemploysachipof0.5x0.5mm2absorbersizeanda30kthermistorastemperaturereference.Theroundwindowopeningisequippedwitha5.5mmlongpass(standard)infraredfilter.Thesensorshowsaflatsensitivitycharacteristicoverthewavelength.TheTPS434canbeequippedwithaG9(8...14m)filterforprecisionpyrometers(TPS434G9). FeaturesExtremelySmallAbsorberSize-forHighPrecisionPyrometersThermistorTemperatureReferenceincludedLowTemperatureCoefficientofSensitivityApplications:EarThermometersandPyrometersTable1.TPS434 Parameter Typical Units Condition Sensitivearea 0.5x0.5 mm2 absorbingarea Windowsize 2.5 mm diameter DCsensitivity 35 V/W 500KBB5...14m Resistance 35 k Noise 21 nV/ Hz r.m.s.300K NEP 0.6 nW/ Hz 500KBB5...14m D* 0.84x108 cm Hz/W 500KBB5...14m TCofsensitivity 0.02 %/K TCofresistance 0.02 %/K Timeconstant 20 ms Operatingtemperature -40to100 C nonpermanent Storagetemperature -40to100 C nonpermanent Thermistor resistance 30 k 25 C beta 3964 K 25 C/100 C Fieldofview 55 at50%points