FPR 2-T218 • • • • • • Extremely Low Ohm Rating High Stability Low Temperatur Coefficient Low Electrical Noise Low Inductance TO-Standard Housing SPECIFICATIONS ELECTRICAL FPR 2-T218 Resistance Range : R002 ... 50R Power Rating : 2 W (70°C) 30 W with heatsink Thermal Resistance Rthj-c : 2.5 K/W Tolerances from R002 from R010 from R020 from 1R0 : : : : : 1%, 2%, 5% 0.5%, 1%, 2%, 5% 0.25%, 0.5%, 1%, 2%, 5% 0.1%, 0.25%, 0.5%, 1%, 2%, 5% Stability : 0.5% Temperatur Coefficient : ±15 ppm/K (20...60)°C / ±50 ppm/K (-40...130)°C R ≤ 0R2 TCR-Shift depends on resistor value see next page for detailed informations Voltage Proof : 300 VDC Thermal EMF : < 1 µV/K : -40°C...130°C : : : : : Metalfoil CuNiMn ( DIN 17471) anodized aluminium PPS Cu tinned, 2-pin 1 Nm ENVIRONMENTAL Operative Temperature Range MECHANICAL Resistor Material Substrate Housing Connector Material Max. Torque backplate Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [email protected] web www.willow.co.uk FPR 2-T218 TEMPERATURE COEFFICIENT 6000 250 - 50 ppm/K 200 + 15 ppm/K 2000 0 - 15 ppm/K -2000 Limit 2 (3σ) Nom inal dR/R -4000 TCR - Shift (ppm/K) dR/R (ppm ) 4000 + 50 ppm/K 150 100 50 Limit 1 (3σ) 100 120 0 140 Tem perature (°C) DERATING CURVE Resistance Value (mOhm) Power ( % from nominal power) 120 100 80 60 40 20 0 25 50 85 100 115 130 Tem perature of the backplate (°C) DIMENSIONS measuring point measuring point lead A lead B Standardlead for T-218 : lead B Dimensions in mm HOW TO ORDER FPR 2-T218 10R B 0.5% FPR 2-T218 R068 B 0.5% 200 80 100 60 50 40 20 20 10 0 5 -20 2 -6000 -40 FPR 2-T218 10R0 B 1.0% FPR 2-T218 R068 A 0.5% Willow Technologies Ltd. Shawlands Court, Newchapel Road, Lingfield, Surrey, RH7 6BL, UK Tel. + 44 (0) 1342 835234, Fax. + 44 (0) 1342 834306, e-mail [email protected] web www.willow.co.uk