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PF247210OHM Datasheet(PDF) 1 Page - Riedon Powertron |
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PF247210OHM Datasheet(HTML) 1 Page - Riedon Powertron |
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1 / 2 page  Riedon Inc. 300 Cypress Avenue Alhambra CA 91801 (626) 284-9901 (626) 284-1704 www.riedon.com 07/13 PF2470 Series • TO-247 Housing • Rated Power to 140 Watts • Resistances from 0.02 to 51K Ohms • High Stability Film Resistance Elements • Resistance Tolerance to ±1% • Low Inductance ( <50nH ) • Isolated Back Plate SPECIFICATIONS 1 Power rating based on 25°C Flange Temperature 2 Power rating based on 25°C Ambient Temperature 3 Consult Factory for Higher or Lower Values Specification Value Temperature Range -55°C to +155°C Dielectric Strength 2500 VAC Max. Operating Voltage 700 V or √P*R, whichever is less Insulation Resistance >1000 Meg-Ohm Environmental Performance D R Test Conditions Load Life ±1% + 0.05W 25°C, 90 min ON, 30 min OFF, 1000 hr Humidity Resistance ±1% + 0.05W 40°C, 90-95% RH, DC 0.1W, 1000 hr Temperature Cycle ±0.25% + 0.05W -55°C for 30 min, +155°C for 30 min, 1000 hr Solder Heat ±0.1% + 0.05W +350°C, 3s Vibration ±0.25% + 0.05W IEC60068-2-6 Type Power Rating Heatsink1 Free Air2 Thermal Resistance Resistance Range3 Min Max Tolerances Temperature Coefficients PF2473 140W 5W 0.9°C/W 0.02W 51KW ±1% ( R≥0.10W ) ±5% ±50ppm/°C ( R≥10W ) ±100ppm/°C ( 0.1W ≤ R < 10W ) ±250ppm/°C ( R < 0.1W ) PF2472 100W 3W 1.3°C/W 0.02W 51KW ±1% ( R≥0.10W ) ±5% ±50ppm/°C ( R≥10W ) ±100ppm/°C ( 0.1W ≤ R < 10W ) ±250ppm/°C ( R < 0.1W ) TO-247 Power Thin Film Resistors |
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