MPR Series Stackpole Electronics, Inc. Flameproof Metal Plate Resistor Features: * * * * Resistive Product Solutions Small size with high power ratio Low resistance values and low inductance Crimped leads keep circuit board temperatures cooler RoHS compliant / lead-free Electrical Specifications Type / Code Power Rating (Watts) @ 70C MPR3 3W MPR5 5W MPRT3 3W + 3W MPRT5 5W + 5W MPRT7 7W + 7W Maximum Working Voltage Maximum Overload Voltage Resistance Temperature Coefficient 350V 700V 350 ppm/C Ohmic Range () and Tolerance 5% 10% 0.01 - 0.47 0.01 - 0.47 Mechanical Specifications Type / Code L W H d P Unit MPR3 0.5512 0.0591 14.0 1.5 0.1969 0.0394 5.0 1.0 0.5118 0.0394 13.0 1.0 0.0315 0.0039 0.8 0.1 0.3937 0.0394 10.0 1.0 inches mm MPR5 0.5512 0.0591 14.0 1.5 0.1969 0.0394 5.0 1.0 0.7087 0.0394 18.0 1.0 0.0315 0.0039 0.8 0.1 0.3937 0.0394 10.0 1.0 inches mm MPRT3 1.0236 0.0591 26.0 1.5 0.1969 0.0394 5.0 1.0 0.5118 0.0394 13.0 1.0 0.0315 0.0039 0.8 0.1 0.3937 0.0394 10.0 1.0 inches mm MPRT5 1.0236 0.0591 26.0 1.5 0.1969 0.0394 5.0 1.0 0.7087 0.0394 18.0 1.0 0.0315 0.0039 0.8 0.1 0.3937 0.0394 10.0 1.0 inches mm MPRT7 1.0236 0.0591 26.0 1.5 0.1969 0.0394 5.0 1.0 0.7874 0.0394 20.0 1.0 0.0315 0.0039 0.8 0.1 0.3937 0.0394 10.0 1.0 inches mm Rev Date: 09/06/2011 This specification may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 1 www.seielect.com marketing@seielect.com MPR Series Stackpole Electronics, Inc. Flameproof Metal Plate Resistor Resistive Product Solutions Percent Rated Power (%) Power Derating Curve: 100 85 50 25 0 25 50 150 100 200 250 275 300 Ambient Temperature (C) Temperature Rise ( C) Load Factor: 150 10W 120 5W 3W 2W 80 40 0 10 20 40 60 80 100 Load Factor (%) Performance Characteristics Test Test Limit Test Method (JIS 5202) Short Time Overload R (2% Ro+0.05) 2.5X, 5 sec. Dielectric Withstanding Voltage 500V 5.7 Thermal Shock R (2% Ro+0.05) JIS 5026 6.7 Temperature Coefficient 350PPM/C 5.2 B Load Life R (3% Ro+0.05) 7.10 Load Life w/Humidity R (3% Ro+0.05) 7.9 Rev Date: 09/06/2011 This specification may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 2 www.seielect.com marketing@seielect.com MPR Series Stackpole Electronics, Inc. Flameproof Metal Plate Resistor Resistive Product Solutions How to Order 1 2 3 4 5 6 7 8 9 10 M P R 3 J B 1 0 L 0 Product Series MPR Single Twin MPRT Size 3 5 7 Power 3W 5W 7W Tolerance Code Tol J 5% K 10% Packaging Description Size Bulk All Sizes Code B Resistance Value Four characters with the multiplier used as the decimal holder. "L" used as multiplier of -3 10 for any value under 0.1 ohm. 0.01 ohm = 10L0 0.1 ohm = R100 1 ohm = 1R00 Quantity 1,000 Legacy Part Number (before January 3, 2011): Type MPR MPRT SEI Type Code Resistance Tolerance Packaging MPR 3 0.01 5% B Description Single Twin Code 3 5 7 Wattage 3W 5W 7W Rev Date: 09/06/2011 This specification may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. Tolerance 5% 10% 3 Type All Qty 1,000 Description Bulk Code B www.seielect.com marketing@seielect.com