PF2276

PF2270 Series Power Film Resistors Resistances from 0.1 Ohms to 1M Ohms Power Rating to 600 Watts Resistance Tolerances to ±1% TCR of ±100ppm/C TO-227 (TO-238) Housing Moisture Resistant Encapsulation M4x5mm Screws Included Isolated Back Plate Excellent Pulse Handling SPECIFICATIONS Type PF2272 PF2274 PF2276 Power Rating (with heatsink) 200 W 300 W 600 W Power Rating (without heatsink) 5W 5W 5W Additional Lead Configurations Resistance Range Resistance Values Y/Z 0.1 to 1M Ohms ( 0.1 to 1 Ohm only available Terminal Z ) Y/Z 0.1 to 1M Ohms ( 0.1 to 1 Ohm only available Terminal Z ) E12 ( Plus 2 Ohm and 5 Ohm ) Y/Z 50 to 1K Ohms ( 0.1 to 1 Ohm only available Terminal Z ) Thermal Resistance 0.35 °C/W 0.23 °C/W 0.11 °C/W Tolerances 5% ( 1% optional ) Temperature Coefficient ±100 ppm/°C Operating Temperature -55°C to 155°C Inductance 14 nH MAX Continuous Voltage √ (P * R) MAX Continuous Current 100A Isolation Voltage 2500VAC (5000VAC on request) Load Life ( 25°C, 90m ON, 30m OFF, 1000hr ) ±1% Humidity ( 40°C, 90-95% RH, DC0.1W, 1000hr ) ±1% Temp. Cycle ( -55°C 30m, 120°C 30m, 20X) Vibration ( 0.75mm, 100m/s2, 10-54Hz, 10X, XYZ ) Insulation Resistance ±1% ±0.25% > 1000 MegOhm Flammability UL94 V-0 Substrate AlO Alumina / Cu Flange AlN Weight (grams) Torque 20 30 30 Terminals: 1.0 Nm Max / 0.6 Nm Recommended Mounting: 1.6 Nm Max / 1 Nm Recommended Riedon Inc. © Riedon, Inc. 300 Cypress Avenue Alhambra CA ...