low resistance stand-up power wirewound resistor PWRL series 3, 5, 7 and 10 watts 0r01 ohm to 0r18 ohm range radial leads for pc mount tc s from 50 ppm/? to +500 ppm/? (range dependent) flameproof inorganic construction general note welwyn components reserves the right to make changes in product specification without notice or liability. all information is subject to welwyn s own data and is considered accurate at time of going to print. ?welwyn components limited ?bedlington, northumberland ne22 7aa, uk telephone: +44 (0) 1670 822181 ?facsimile: +44 (0) 1670 829465 ?email: info@welwyn-tt.com ?website: www.welwyn-tt.com 110 PWRL power rating watts 3, 5, 7 and 10 resistance range ohms 0r01 to 0r18 tolerance % ?, ?, ?, ? and ?0 electrical data issue b ?03.02 a subsidiary of tt electronics plc welwyn components dimensions (mm) type a b c d e ld PWRL-3 12.0?.8 8.1?.8 25.4?.8 5.08?.6 4.44?.6 1.02?.05 PWRL-5 12.7?.8 8.8?.8 25.4?.8 5.08?.6 4.44?.6 1.02?.05 PWRL-7 12.7?.8 8.8?.8 38.1?.81 5.08?.6 4.44?.6 1.02?.05 PWRL-10 16.0?.81 13.2?.81 35.3?.81 7.4?.6 6.4?.6 1.02?.05 physical data a ld d b c e 2.032 0.813 4.318 1.575 power derating curve hot spot temperature rise at 25? PWRL series new 2/6/03 4:04 pm page 1
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