ERTD

NTC Thermistors (Disc Type) Disc Type NTC Thermistors Type: ERTD Disc type negative temperaturecoefficient thermistors. Resistance values from 8 W to 150 kW and B Values are from 3000 K to5000 K. www.DataSheet4U.com n Features l Wide selection of temperature coefficients l Excellent electrical and thermal stability n Recommended Applications l Temperature detection l Temperature compensation for measuring instruments l Temperature compensation for deflection coil in TV n Explanation of Part Numbers E R T D Ω ± ± ± n Derating Curve for the NTC Thermistor Rated Load (%) For the NTC Thermistor operated in ambient temperature above 25 ûC, power rating should be derated in accordance with the right figure. Ambient Temperature (˚C) Rev.02/04 NTC Thermistors (Disc Type) n Ratings and Characteristics Part No. Zero-Power Resistance at 25 ¡C(W) 20 40 75 100 100 170 250 250 300 350 600 800 1000 1400 2000 3300 4600 8000 10000 15000 33000 50000 150000 8 13 16 20 30 40 75 80 130 500 4000 20000 80000 K ±10 % B Value]] (K) Maximum Permissible Power(W) Heat Dissipation Constant (mW/¡C) Thermal Time Resistance Constant Ratio (s) R25/R50 2.18 2.30 2.62 2.48 2.62 2.62 2.48 2.76 2.76 2.48 2.83 0.4 4.5 20 2.76 2.61 2.76 2.83 2.83 2.90 2.90 2.90 2.98 3.22 3.22 3.48 2.18 2.30 2.30 2.30 2.30 2.30 0.6 7.0 27 2.62 2.62 2.62 2.83 2.90 3.22 3.70 L ±15 % Table A/B Curve No. Ñ Ñ 1 Ñ 2 3 Ñ 4 Ñ 5 6 7 Ñ Ñ 8 9 Ñ 10 Ñ 11 12 13 14 15 16 Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ 17 ERTD2FEL]200S ERTD2FFL]400S ERTD2...