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LDW-1M-24
MODEL CW Wirewound Resistors Commercial Coated FEATURES • High performance for low cost • High temperature silicone coating • Complete welded construction MEMO TO DIV: PLEASE FILL IN MISSING INFO • Excellent stability in operation • High power/size ratio STANDARD ELECTRICAL SPECIFICATIONS POWER RATING (Max. Hot Spot) MAXIMUM* WORKING VOLTAGE MODEL Characteristic U + 275°C Characteristic V + 350°C RESISTANCE RANGE (Ohms) CW-1/2 .5 W — 0.1 - 1.54k .21 19.6 V — CW-1 1.0 W — 0.1 - 5.50k .34 45.9 V — CW-1M 1.0 W — 0.1 - 3.30k .30 37.4 V — CW-2 4.0 W 5.5 W 0.1 - 28.7k 2.1 200.0 V 235.0 V CW-2M 3.0 W 3.75 W 0.1 - 8.38k .65 83.0 V 116.0 V CW-2B 3.0 W 3.75 W 0.1 - 15k .70 125.0 V 140.0 V CW-2C 2.5 W 3.25 W 0.1 - 19.9k 1.6 130.0 V 150.0 V CW-2C-14 2.5 W 3.25 W 0.1 - 19.9k 1.6 130.0 V 150.0 V CW-5 5.0 W 6.5 W 0.1 - 58.5k 4.2 320.0 V 365.0 V CW-5-2 4.0 W 5.0 W 0.1 - 40.3k 4.2 240.0 V 265.0 V CW-5-3 5.0 W 6.5 W 0.1 - 58.5k 4.2 320.0 V 365.0 V CW-7 7.0 W 9.0 W 0.1 - 95.2k 4.7 460.0 V 520.0 V CW-10 10.0 W 13.0 W 0.1 - 167k 9.0 765.0 V 875.0 V CW-10-3 10.0 W 13.0 W 0.1 - 167k 9.0 765.0 V 875.0 V MAXIMUM WEIGHT (Grams) Characteristic U + 275 °C Characteristic V + 350 °C *Maximum working voltage determined at .0008" [.020mm] diameter wire resistance values. Note: Shaded areas indicate most popular models. ELECTRICAL SPECIFICATIONS MECHANICAL SPECIFICATIONS Resistance Tolerance: ± 5% standard 1 ohm and above. ± 10% standard below 1 ohm. ± 3% available. Terminal Strength: 10 pound pull test. Temperature Coefficient: (- 55°C to + 350°C). ± 90PPM/°C below 1 ohm. ± 50PPM/°C 1 ohm to 9.9 ohm. ± 30PPM/°C 10 ohm and above. Short Time Overload: 5 seconds at 5 times rated power for 3.75 watt size and smaller. 5 seconds at 10 times rated power for 4 watt size and larger. Dielectric Strength: 1000 VAC minimum. Solderability: 60/40 electro tin plated terminals to facilitate soldering. MATERIAL SPECIFICATIONS Core: Ceramic: Steatite or alumina, depending on physical size. Element: Copper-nickel alloy or nickel-chrome alloy, depending on resistance value. End Caps: Stainless steel. Coating: Special high temperature silicone. Standard Terminals: Tinned Copperweld®. Vishay Dale 1122 23rd Street, Columbus, NE 68601-3647 • Phone (402) 563-6506 • Fax 402-563-6418 • Internet www.vishay.com Major Vishay Brands Dale • Draloric • Foil Resistors • Measurements Group • Roederstein • Sfernice • Sprague • Thin Film • Vitramon
OKITA
株式会社 沖田製作所
日本
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