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PF2274

Riedon
Part Number PF2274
Manufacturer Riedon
Description Thin & Thick Film Power Resistors
Published Oct 26, 2016
Detailed Description PF2270 Series Power Film Resistors • Resistances from 0.1 Ohms to 1M Ohms • Power Rating to 600 Watts • Resistance T...
Datasheet PDF File PF2274 PDF File

PF2274
PF2274

Overview
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 91801 (626) 284-9901 www.
riedon.
com sales@riedon.
com (626) 284-1704 Revised: 201902_006 PF2270 Series Power Film Resistors SPECIFICATIONS (continued) Dimension A B C* D E F mm 38.
0 25.
0 11.
8 4.
2 13.
0 15.
0 ( ± mm ) 0.
2 0.
2 0.
4 0.
1 0.
3 0.
4 inches 1.
50 0.
98 0.
465 0.
165 0.
512 0.
591 ( ± inches ) 0.
008 0.
008 0.
016 0.
008 0.
012 0.
016 Mounting Notes - The PF2270 Series Power Film Resistors must be attached to a suitable heatsink.
Mount resistor using thermal grease to a clean, flat surface.
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