Resistors 3W to 10W Planar High Power Resistors BPC Series Non-Inductive planar package High power density. Thin package for high density PCB installation. Power dissipated above the board. Applications Power supply pre-load resistors. UPS systems Snubber and pulse handling circuits. Pulse generator load resistors. In-rush current protection Bleeder Resistors All parts are Pb-free and comply with EU Directive 2011/65/EU (RoHS2) Specification (Dimensions) Model BPC3 BPC5 BPC7 BPC10 Dim A 0.40 10.16 0.50 12.70 0.75 19.05 1.00 25.40 Dim B 0.20 5.08 0.20 5.08 0.50 12.70 0.80 20.32 Materials Dim. A ±.015 Leads: Tin Plated Copper Alloy Substrate: 96% Alumina Resistor: Thick Film .100 2.54 ±.381 Maximum Overall Thickness 1.000±.015 25.4±.381 1.090 Max. 27.686 .125+.0.25/-.000 3.175+.635/-.000 .075 1.905 Dim.B ±.010 ±.254 .026 .670 .050 1.27 .020±.002 .508±.050 .026 .660 .010±.002 .254±.050 Notes: 1. Contact factory for custom products, non-standard values and tolerances. Items Power Rating Specification 3W, 5W, 7.5W & 10W Operating Voltage Max 300Vac, 500VDC Resistance Range 0.1Ω to 200 KΩ TCR Tolerance Operating Temp. Range Dielectric Withstand Voltage 100 ppm/°C Conditions @ ambient temp < 70°C Extended resistance range available. For -55 to +155°C and above 1Ω. 10, optional +/-5% , 1%, 2% -55 - +155 °C 5000 Volts minimum Mechanical Shock ΔR +/- 0.25 % 100G. Vibration ΔR +/- 0.25 % 20G, 10 to 2KHz Load Life ΔR +/- 2.0 % 70°C, 90 min. ON, 30 min.OFF, 1000 hours. Humidity ΔR +/- 0.5 % 85°C, 85% RH, DC 0.1W, 1000 hours. Temperature Cycle ΔR +/- 0.5% -55°C, 30 min.,+155°C 30min., 5cycles. Solder Heat (Max) ΔR +/- 0.25 % 260+/-5°C, 10 seconds, Min 95% coverage 230+/-5°C, 5 seconds. Solderability Insulation Resistance Over 1000 MΩ General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. BI Technologies IRC Welwyn www.ttelectronics.com/resistors © TT Electronics plc 05.17 3W to 10W Planar High Power Resistors BPC Series Derating Curve Overload Characteristic Derating Curve Derating Curve 20 x Nominal Power Rating Power Nominal Power Rating 0 Time Milliseconds 8 Ordering Procedure Ordering Information Ordering Procedure Example: BPC10103G (BPC10, 10 kilohms ±2%, Pb-free) Example: BPC10103G (BPC10, 10 kilohms ±2%, Pb-free) B B P P C C 11 1 0 0 1 1 1 0 0 3 G 3 2 G 3 2 3 1 2 3 1Type 2Value Tolerance 3 BPC3 F = ±1% Type Value 2 digits + multiplier Tolerance BPC5 xRx for values <10 ohms G = ±2% BPC3 F = ±1% 2 digits + multiplier 0Rxxx for values <1 ohm J = ±5% BPC7 BPC5 xRx for values <10 ohms G = ±2% BPC10 = ±10% 0Rxxx for values <1 ohm J =K±5% BPC7 BPC10 K = ±10% General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. BI Technologies IRC Welwyn www.ttelectronics.com/resistors © TT Electronics plc 05.17