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RPS250H250U1ZA3B015E Datasheet(PDF) 3 Page - Vishay Siliconix |
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RPS250H250U1ZA3B015E Datasheet(HTML) 3 Page - Vishay Siliconix |
3 / 4 page RPS 250 Power Resistor for Mounting onto a Heatsink Thick Film Technology Vishay Sfernice Document Number: 50007 For technical questions, contact: sfer@vishay.com www.vishay.com Revision: 08-Jun-06 33 OVERLOADS In any case the applied voltage must be lower than 2.5 Un. U maxi < 2.5 Un < 12 500 V. Short time overload: 4 Pn/10 seconds Accidental overload: The values indicated on the graph below are applicable to resistors in air or mounted onto a heatsink. ENERGY CURVE POWER RATING CHART The temperature of the heatsink should be maintained in the limit specified. To improve the thermal conductivity, surfaces in contact should be coated with a silicone grease. MARKING Series, style, ohmic value (in Ω), tolerance in %, manufacturing date, VISHAY trademark ORDERING INFORMATION RPS 250 DL 250U 1 % ZA3 B015 e MODEL STYLE CONNECTIONS Optional H: dielectric strength 12 kV L: dielectric strength 7 kV RESISTANCE VALUE TOLERANCE Optional ± 1 % ± 2 % ± 5 % ± 10 % CUSTOM DESIGN Options on request special TCR, shape, etc. PACKAGING LEAD (Pb)-FREE SAP PART NUMBERING GUIDELINES RPS 0250 DL 2500 F B ZA3 MODEL STYLE CONNECTIONS OHMIC VALUE TOLERANCE PACKAGING DESIGN OVERLOAD DURATION IN SECONDS 1 µs 0.13 1 10 100 1000 10 000 10 µs 100 µs 1 ms 1 s 10 ms 100 ms 0 20 40 60 80 100 120 140 HEATSINK TEMPERATURE IN DEGREES CELSIUS 0 20 40 60 80 100 Packaging Box of 15 units |
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