FT Thermistor (thin film type)

FT thermistors are unlike any conventional thermistors, featuring fast response time, high heat resistance and reliability, realized through ultra-miniaturization. SEMITEC’S FT thermistors are fully compliant with RoHS DIRECTIVE2011/65/EU.

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Applications

Office automation equipment, measuring instruments, medical equipment, security, LCDs, laser diode modules

Part number

Dimensions

Rating

Part No.	R₂₅¹	R₂₅Tolerance	B-value²	Dissipation factor ｍW/℃	Thermal time constant s3	Rated power mW at 25℃	Operating Temperature range ℃
Part No.	R₂₅¹	R₂₅Tolerance	B-value²	Dissipation factor ｍW/℃	Thermal time constant s3	Rated power mW at 25℃	1: Pt	2:Au/Ni	3:Au
103FT1005	10.00kΩ	±5%	3370K±1%	approx. 0.3	approx. 1.0	1.5	-40 〜 +250 (+350)	-40 〜 +125	-40 〜 +250
103FT1005	10.00kΩ		3435K±1%
503FT1005	50.00kΩ		3370K±1%
503FT1005	50.00kΩ		3435K±1%
364FT1005	360.0kΩ		3370K±1%

※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.

Validation

Test	Details	Passing Criteria
Free fall	H = 0.75m (3 times on wooden board)	ΔR, ΔB±1%
Insulation resistance	DC100V	> 100MΩ

Important

・Please contact us regarding attachment/mounting methods and handling.
・Please contact us if you are considering a temperature range above specification (up to 350℃).
・We also manufacture custom versions of the FT thermistor to better suit our customer's applications.

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