low resistance stand-up power wirewound resistor pwrl series 3, 5, 7, and 10 wats 0.01 to 0.18 range radial leads for pc mount tcs from 50 ppm/c to +500 ppm/c (range dependant) general note irc reser v es the r ight to mak e changes in product speci? cation without notice or liability . all inf or mation is subject to irc? s o wn data and is considered accur ate at time of going to pr int. a subsidiar y of tt electronics plc ? 4222 south staples street ? cor pus chr isti t e xas 78411 usa wire and film t ec hnologies division t elephone: 361 992 7900 ? f acsimile: 361 992 3377 ? w ebsite: www .irctt.com fireproof high temperature ceramic case with stand-off inorganic fireproof encapsulant all we lded ter mination pwrl series ? 3, 5, 7, and 10 w atts ? 0.01 to 0.18 r ange ? radial leads f or pc mount ? tc? s from 50 ppm/c to +500 ppm/c (r ange dependant) lo w resistance stand-up p o w er wire w ound resistor dimensions (inc hes and (mm)) t ype a b c d e ld pwrl-3 0.475 0.030 (12.0 0.8) 0.320 0.030 (8.1 0.8) 1.00 0.030 (25.4 0.8) 0.200 0.062 (5.08 1.6) 0.175 0.062 (4.44 1.6) 0.040 0.002 (1.02 0.05) pwrl-5 0.500 0.030 (12.7 0.8) 0.350 0.030 (8.8 0.8) 1.00 0.030 (25.4 0.8) 0.200 0.062 (5.08 1.6) 0.175 0.062 (4.44 1.6) 0.040 0.002 (1.02 0.05) pwrl-7 0.500 0.030 (12.7 0.8) 0.350 0.030 (8.8 0.8) 1.50 0.032 (38.1 0.81) 0.200 0.062 (5.08 1.6) 0.175 0.062 (4.44 1.6) 0.040 0.002 (1.02 0.05) PWRL-10 0.630 0.032 (16.0 0.81) 0.510 0.032 (13.2 0.81) 1.39 0.032 (35.3 0.81) 0.290 0.062 (7.4 1.6) 0.250 0.062 (6.4 1.6) 0.040 0.002 (1.02 0.05) ph ysical data speci?cations - p o w er rating: 3, 5, 7, and 10 w atts - resistance range: 0.01 to 0.18 -t oler ance: 1%, 2%, 3%, 5%, and 10% - flameproof inorganic constr uction - eia rs-344, insulated ?x ed wire w ound resistors a c e b ld d 0.080 0.032 0.170 0.062 meniscus per mitted to bottom of f eet pwrl ser ies issue no v ember 2008 sheet 1 of 2 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/c to +500 ppm/c (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 % 1, 2, 3, 5 and 10 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 12.00.8 8.10.8 25.40.8 5.081.6 4.441.6 1.020.05 pwrl-5 12.70.8 8.80.8 25.40.8 5.081.6 4.441.6 1.020.05 pwrl-7 12.70.8 8.80.8 38.10.81 5.081.6 4.441.6 1.020.05 PWRL-10 16.00.81 13.20.81 35.30.81 7.41.6 6.41.6 1.020.05 physical data a ld d b c e 2.032 0.813 4.318 1.575 power derating curve hot spot temperature rise at 25c pwrl series new 2/6/03 4:04 pm page 1 fireproof high temperature cerami c case with stand-of f inorgani c fireproof encapsulant all welded te rm inatio n resistors ma ke p ossibl e all pb-free parts comply with eu directve 2011/65/eu (rohs2) 07.14 general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. ? tt electronics plc www.ttelectronicsresistors.com
low resistance stand-up power wirewound resistor pwrl series ? 4222 south staples street ? corpus christi texas 78411 usa wire and film technologies division telephone: 361 992 7900 ? facsimile: 361 992 3377 ? website: www.irctt.com temperature rise chart 300 200 100 0 0 20 40 60 80 100 120 hot spot temperature (c) rated power (%) pwrl - 7, 10 pwrl - 3, 5 power derating curve 100 80 60 40 0 50 100 150 200 250 hot spot temperature (c) rated power (%) pwrl - 7, 10 20 0 85 25 pwrl - 3, 5 sample part no. irc type power resistance range tolerance ordering data pwrl 10 0.01 10% low resistance stand-up power wirewound resistor pwrl series issue november 2008 sheet 2 of 2 o r d e r ing pr o cedur e t h i s p ro d u c t h a s t w o v a lid p a rt num bers : e u r opean ( w e lw y n ) p a r t nu m b e r: p w rl 3 - r 01j i ( p w r l 3 , 10 m illi o h m s 5 % , p b - f r ee) p w r l 3 - r 0 1 j i 1 2 3 4 us a ( irc) p a r t nu m b e r : p w r l 3 r0 1 0 j l f ( p w rl3, 10 m illi ohm s 5 % , p b - f r e e ) p w r l 3 r 0 1 0 j l f 1 2 3 4 1 2 3 4 t y p e va lue tole r a n c e packing & t e r m i n a tion finis h p w r l 3 r = ohm s f * = 1 % i = st a n dard pac k i ng & pb - f re e p w r l 5 g = 2 % bu l k pac k p w r l 7 h = 3 % p w r l 1 0 j * = 5 % k = 10% * p re f e rre d 1 2 3 4 t y p e va lue tole r a n c e packing & t e r m i n a tion finis h p w r l 3 r = ohm s f * = 1 % o m i t fo r s n pb p w r l 5 g = 2 % l f = pb - f r e e p w r l 7 h = 3 % bu l k pac k p w r l 1 0 j * = 5 % k = 10% * p re f e rre d ma ke p ossibl e 07.14 general note tt electronics reserves the right to make changes in product specifcation without notice or liability. all information is subject to tt electronics own data and is considered accurate at time of going to print. www.ttelectronicsresistors.com
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