features surface mount wirewound resistor high power low temperature coef cient rohs compliant* non-inductive versions available applications power supplies motor drives electricity metering pwr1913/pwr2615/pwr4525/pwr6327 surface mount wirewound power resistors *rohs directive 2002/95/ec jan 27, 2003 including annex. speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. general information the pwr1913/pwr2615/pwr4525/pwr6327 series are surface mount wirewound resistors offering 0.5, 1, 2 and 3 w power ratings as well as a wide resistance and operating temperature range. *rohs compliant physical characteristics flammability ........conforms to ul94v-0 lead frame material ...............................copper, tin-plated body material ...................... epoxy resin electrical characteristics parameter pwr1913 pwr2615 pwr4525 pwr6327 resistance range 0.01 to 400 ohms 0.01 to 3k ohms 0.01 to 15k ohms 0.01 to 25k ohms resistance range (non-inductive version) not available 0.01 to 1.5k ohms 0.01 to 7.5k ohms 0.01 to 12.5k ohms power rating @ 70 c 0.5 w 1 w 2 w 3 w maximum working voltage 33 v 58 v 173 v 273 v absolute tolerance values 1 % / 5 % temperature coef? cient (tcr) r>10 ohms 1 ohm r 10 ohms r<1 ohm 20 ppm/c 50 ppm/c 150 ppm/c operating temperature -55 to +275 c insulation resistance >1000 megohms dielectric strength 1000 vac environmental characteristics tests per mil-std-202 r max. short time overload 0.5 % 0.05 load life 1.0 % 0.05 moisture resistance 1.0 % 0.05 thermal shock 0.5 % 0.05 resistance to solder heat 0.25 % 0.05 shock 0.5 % 0.05 vibration 0.5 % 0.05 characteristic curve power (%) ambient temperature ( c) 100 120 80 60 40 20 0 0 50 200 150 100 250 300 350 asia-paci c: tel: +886-2 2562-4117 fax: +886-2 2562-4116 europe: tel: +41-41 768 5555 fax: +41-41 768 5510 the americas: tel: +1-951 781-5500 fax: +1-951 781-5700 www.bourns.com
speci cations are subject to change without notice. customers should verify actual device performance in their speci c applications. pwr1913/pwr2615/pwr4525/pwr6327 surface mount wirewound power resistors product dimensions how to order pwr4525 w 7r50 j e model pwr1913 pwr4525 pwr2615 pwr6327 type w = wirewound inductive n = wirewound non-inductive (not available for pwr1913) resistor value for all tolerances <100 ohms ....?r? represents decimal point (examples: 7r50 = 7.5 ; r050 = 0.050 ) 100 ohms ....first three digits are signi? cant, fourth digit rep- resents number of zeros to follow (examples: 2000 = 200 ; 2002 = 20k ) absolute tolerance* j = 5 % f = 1 % packaging e = tape & reel ___ = bulk *tolerances as low as 0.01 % available on resistance values greater than 100 ohms. consult factory. a c f e dia. b d recommended pad layout l h w dimensions: mm (inches) model a 0.4 (0.015) b 0.4 (0.015) c 0.4 (0.015) d 0.4 (0.015) f 0.4 (0.015) lead thickness 0.05 (0.002) e 0.4 (0.015) height 0.13 (0.005) w 0.4 (0.015) h 0.4 (0.015) l 0.4 (0.015) pwr1913 4.8 (0.190) 3.3 (0.130) 2.8 (0.110) 1.5 (0.060) 1.0 (0.040) 0.15 (0.006) 2.5 (0.100) 0.13 (0.005) 1.6 (0.062) 2.5 (0.100) 6.4 (0.250) pwr2615 6.6 (0.260) 3.9 (0.155) 3.2 (0.125) 1.8 (0.070) 1.8 (0.070) 0.15 (0.006) 3.0 (0.120) 0.13 (0.005) 2.4 (0.096) 2.8 (0.112) 8.6 (0.337) pwr4525 11.4 (0.450) 6.4 (0.250) 4.6 (0.180) 3.0 (0.120) 2.5 (0.100) 0.15 (0.006) 4.8 (0.190) 0.13 (0.005) 3.9 (0.155) 5.8 (0.230) 13.7 (0.540) pwr6327 15.9 (0.625) 6.9 (0.270) 6.4 (0.250) 3.0 (0.120) 3.4 (0.135) 0.15 (0.006) 2.8 (0.110) 0.13 (0.005) 5.1 (0.200) 3.8 (0.150) 17.8 (0.700) packaging speci cations typical part marking model tape pieces per reel bulk pkg. quantity pwr1913 12 mm / embossed plastic 3000 250 pcs. pwr2615 16 mm / embossed plastic 2000 250 pcs. pwr4525 24 mm / embossed plastic 1000 250 pcs. pwr6327 28 mm / embossed plastic 700 250 pcs. note: pwr1913 will contain only the resistance code on the top line and the resistance tolerance on the bottom line. pwr2615 will not contain the manufacturer?s trademark. soldering pro le 25 75 125 175 225 275 0 50 100 150 200 250 300 time (seconds) temperature (c) 60 - 120 seconds 60 - 90 seconds 260 ? peak 190 ? 150 ? 220 ? ramp down 6 ?/second 255 ? maximum of 20 seconds between +255 ? and +260 ? ramp up 3 ?/second maximum 10 seconds minimum <1> <1> rev. 01/11 manufacturer's trademark resistance code 005 j yyww date code resistance tolerance
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