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| 3W to 10W PLANAR HIGH POWER RESISTORS Features.................................................................. Non-Inductive planar package High power density. Thin package for high density PCB installation. Power dissipated above the board. RoHS compliant. . Applications...................................................... Power supply pre-load resistors. UPS systems Snubber and pulse handling circuits. Pulse generator load resistors. In-rush current protection Bleeder Resistors ......... Specification Model Dim A Dim B BPC3 0.40 10.16 0.20 6.08 BPC3 0.50 12.70 0.20 5.08 BPC3 0.75 19.05 0.50 12.70 BPC3 1.00 25.54 0.80 20.32 Inches mm Materials Lead: Substrate: Resistor: Dimensions (mm) Tin Plated Copper Alloy 96% Alumina Thick Film Notes: 1. Contact factory for custom products, non-standard values and tolerances. Items Power Rating Operating Voltage Max Resistance Range TCR Tolerance Operation Temp. Range Dielectric Withstanding Voltage Mechanical Shock Vibration Load Life Humidity Temperature Cycle Soldering Heat (Max) Solderability Insulation Resistance Specification 3W, 5W, 7.5W & 10W 300Vac, 500VDC 0.1 to 200 K 100 ppm/C 10, optional +/-5% , 1%, 2% -55 - +155 C 5000 Volts minimum R +/- 0.25 % R +/- 0.25 % R +/- 2.0 % R +/- 0.5 % R +/- 0.5% R +/- 0.25 % Min 95% coverage Over 1000 M 100G. 20G, 10 to 2KHz 70C, 90 min. ON, 30 min.OFF, 1000 hours. 85C, 85% RH, DC 0.1W, 1000 hours. -55C, 30 min.,+155C 30min., 5cycles. 260+/-5C, 10 seconds, 230+/-5C, 5 seconds. . Extended resistance range available. For -55 to +155C and above 1. Conditions @ ambient temp < 70C Specifications subject to change without notice 1 BPC 3W to 10W PLANAR HIGH POWER RESISTORS Overload Characteristic Derating Curve 20 x Nominal Power Rating % Rated Power 100 80 60 40 20 0 Resistor Temperature (C) +155C 70 C Power Nominal Power Rating Time Milliseconds Ordering Information BPC Model Power Rating Code 3 : 3W 5 : 5W 7 : 7.5W 10 : 10W Resistance Code 50 : 500 First two digits significant, last digit: number of trailing zeros 10 500 F Tolerance K = 10% Tol J = 5% Tol G = 2% Tol F = 1% Tol 2 |
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