tel : 82 - 32 - 817 - 4325 r esistors a nd fax : 82 - 32 - 817 - 4329 r esistive a pplications website : http://www.raraohm.com email : sg @raraohm.com rqb ceramic encased wire wound resistors general specifications model wattage rating resistance range( ) resistance tolerance glass fiber core (gc) ceramic core (cc) metal oxide film (mo) rqb 05 5w 0.1~500 0.1~3.0k 10~27k r 1 : 10% r>1 : 5% rqb 07 7 w 0.2~1.0k 0.3~5.0k 10~56k rqb 10 10w 0.5~1.5k 0.3~10k 10~75k rqb 15 15w 1.0~1.5k 0.5~12k 10~100k rqb 20 20w 1.0~2.0k 0.5~15k 10~100k characteristics values in [ ] mean change in after test temperature range - 25 ~155 insulation resistance dc500v, 20m minimum dielectric withstanding voltage ac 1500v for 1minute temp. coefficient gc, cc : 260ppm/ ; mo : 400ppm/ short time overload r [2%+0.05 ] 10 times rated power for 5 sec. moisture resistance r [3 %+0.05 ] dc 100v, 40 95% rh, 500h thermal shock r [2%+0.05 ] power rating 30 min., - 25 15min. moisture load life r [3 %+0.05 ] 40 95% rh, 10% power rating 90min. - on , 500h load life r [5%+0.05 ] power rating 90min. - on, 30min. - off , 500h solder ability 75% coverage minimum note : applied voltage : ac rms voltage surface temperature increase versus power load & derating curve ordering procedure example
tel : 82 - 32 - 817 - 4325 r esistors a nd fax : 82 - 32 - 817 - 4329 r esistive a pplications website : http://www.raraohm.com email : sg@raraohm.com june 14, 2012 rqb(s, s3) dimensions power rating dimensions(mm) l p w1 w2 w3 w4 h1 h2 h3 h4 g 5 w s 27 1.5 15 1.5 9.5 1 7.5 0.3 1.4 0.2 1.6 0.2 9.5 1 25+1, - 2 39 2 4.5 0.5 1.1 s3 12+1, - 2 25 2 7 w s 35 1.5 22.5 1.5 9.5 1 7.5 0.3 1.4 0.2 1.6 0.2 9.5 1 25+1, - 2 39 2 4.5 0.5 1.1 s3 12+1, - 2 25 2 10 w s 48 1.5 35 1.5 9.5 1 7.5 0.3 1.4 0.2 1.6 0.2 9.5 1 25+1, - 2 39 2 4.5 0.5 1.1 s3 12+1, - 2 25 2 15 w s 48 2 32.5 1.5 12.5 1.2 10 0.5 2.5 0.2 2.7 0.2 12.5 1.2 27+1, - 2 45 2 5.5 0.5 1.1 s3 15+1, - 2 33 2 20 w s 63 2 47.5 2 12.5 1.2 10 0.5 2.5 0.2 2.7 0.2 12.5 1.2 27+1, - 2 45 2 5.5 0.5 1.1 s3 15+1, - 2 33 2 rqb(d) dimensions power ratin g dimensions(mm) l w h p ? 5 w 27 1.5 9.5 1 9.5 1 15+6, - 2 6 1.5 7 w 35 1.5 9.5 1 9.5 1 22.5+6, - 2 6.25 1.5 10 w 48 1.5 9.5 1 9.5 1 35+6, - 2 6.5 1.5 15 w 48 2 12.5 1 12.5 0.2 32+4,0 7.5 1.5 (5 - 10w) (15w)
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