Home Temperature Sensor Surge Absorber KT Thermistor (high accuracy, SMD chip type)

KT Thermistor (high accuracy, SMD chip type)

KT Thermistor (high accuracy, SMD chip type)

The KT series thermistor features high accuracy with tight resistance and B-value tolerances of (±1%). The KT thermistor is a high performance, high reliability chip thermistor which complies with EIAJ standards (dimensions: 1005, 1608). SEMITEC’S KT thermistors are fully compliant with RoHS DIRECTIVE2011/65/EU.




Office automation equipment, communicationequipment, IT equipment, mobile devices, battery packs, LCDs, hybrid ICs, AV equipment

Part number



Part No. R251 R25Tolerance B-value2 Dissipation factor
Thermal time constant s3 Rated power
mW at 25℃
Operating Temperature range
103KT1608T 10kΩ ±1% 3435k±1% approx. 0.9 approx. 5 4.5 −40〜+125
503KT1608T 50kΩ 4055k±1%
104KT1608T 100kΩ 4390k±1%
103KT1005T 10kΩ 3435k±1% approx. 0.7 approx. 2.2 3.5

1 Rated zero-power resistance at 25℃
2 B-value determined by rated zero-power resistance at 25℃ and 85℃
3 Time required to reach 63.2% of temperature difference. Measured in still air.


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