在高精密度泡电热调节器的工全国过渡理事会

FEATURES 1. High accuracy tolerances to +/-0.1 2.Excellent thermal cycle endurance 3.High stability 4.Operating ranges from -50-- 125 APPLICATION Home electronics/Electronic clock / CPU fan / Battery and charger /Air-conditioner /Automobile Electrics / Liquid Level Sensor /Electric Table-board Battery of Mobile Telephone / Heating Apparatus PART NO. IDENTIFICATION AT 303F4270AProduct Series CodeResistance @ 25centidegreeResistance ToleranceB constanceTest Temp. of BA type NTC thermistor30230 × 10²ΩB±0.13435: B=3435A : 25/50 centidegreeC±0.2510310×103Ω D±0.5F±1%4270: B=4270B : 25/85 centidegree47347 ×103ΩG±2%H±3%J±5% Electronic parameter specification Part No.R25(KΩ)B(K)Rated Power @25mwDissipation factor(δ) (mW/)Thermal time constant (s)AT102 3150A1.0kΩ3150 K152.515AT202 3150A2.0kΩ3150 KAT502 3274A5.0kΩ3274 KAT502 3435B5.0kΩ3435 KAT103 3274A10.0kΩ3274 KAT103 3435B10.0kΩ3435 KAT333 3950A33.0kΩ3950 KAT503 3950A50.0kΩ3950 KAT4733950A47.0kΩ3950 KAT104 4400A100.0kΩ4400 KThe B-tolerance is ±1 when R--tolerance within ±3, others are ±2%. Special part number could be customizing.