FHR4-2820H

FHR 4-2820H Special Resistors • • • • • • Resistances from 0.001Ohm to 0.01Ohms Power Rating to 10Watt Resistance Tolerances to ±1% TCR to ±30ppm/K Load Stability to 0.5% Customized Resistance Values SPECIFICATIONS Type Resistance Range Power rating free air 70°C with heatsink Tolerances Thermal Resistance Stability Temerature Coefficient Insolation Resistance max. Current Thermal EMF Operating Temperature Range Resistor Material Substrate Connector Material Terminals FHR 4-2820H 0.001 to 0.01 Ohms Other values upon request 3 W 10 W 1% / 5% Other tolerances upon request 8.0 K/W 0.5% ±30ppm/K (20 to 60°C) 50 VDC 100 A < 0.1µV/K -40 to 130°C CuNiMn-Foil anodized aluminium Cu / tinned 4 Ordering Information Part Number - Resistance - Tolerance FHR 4-2820H 0.01 Ohms 1% Powertron GmbH Potsdamer Strasse 18a D-14513 Teltow +49 (0)3328 3530-0 A Riedon Company www.powertron.de +49 (0)3328 3530-15 Page 29 rev. 03/2006A FHR 4-2820H Special Resistors SPECIFICATIONS (continued) Temperature Coefficient 4000 2000 +15ppm/K ∆R/R (ppm) 0 -15ppm/K Limit 2 (3σ) Nominal ∆R/R Limit 1 (3σ) -2000 -4000 -6000 -8000 -40 -20 0 20 40 60 80 100 120 140 Temperature (°C) without heatsink Power (% from nominal power) 120 100 80 60 40 20 0 25 50 70 85 100 115 130 Derating Power (% from nominal power) 120 100 80 60 40 20 0 25 50 with heatsink Ambient Temperature (°C) Temperature of the backplate (°C) 85 100 115 130 Dimensions Dimension A B C D E F G H I J K L M N O P mm 8.50 25.75 2.00 5.08 0.80 3.00 1.30 5.08 2.60 3.00 1.90 5.08 3.60 20.00 18.84 27.50 tol. (±mm) 0.2 0.2 0.2 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.2 0.2 0.2 inches 0.33 1.01 0.08 0.20 0.03 0.12 0.05 0.20 0.10 0.12 0.07 0.20 0.14 0.79 0.74 1.08 tol. (±inches) 0.008 0.008 0.008 0.004 0.004 0.004 0.004 0.004 0.004 0.004 0.004 0.004 0.004 0.008 0.008 0.008 Powertron GmbH Potsdamer Strasse 18a D-14513 Teltow +49 (0)3328 3530-0 A Riedon Company www.powertron.de +49 (0)3328 3530-15 Page 30 rev. 03/2006A