Bomkey ( HK ) Electronic Co.,Limited
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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.
| Part No. | R251 | R25Tolerance | B-value2 | Dissipation factor
ｍW/℃ | Thermal time constant
s3 | Rated power
mW at 25℃ | Operating Temperature range
℃ | ||
|---|---|---|---|---|---|---|---|---|---|
| 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 |
| 3435K±1% | |||||||||
| 503FT1005 | 50.00kΩ | 3370K±1% | |||||||
| 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.
| Test | Details | Passing Criteria |
|---|---|---|
| Free fall | H = 0.75m (3 times on wooden board) | ΔR, ΔB±1% |
| Insulation resistance | DC100V | > 100MΩ |