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 rlr series ? 1/8 w att to 1/2 w att ? tcr of 100 ppm/c ? 1% and 2% toler ance ? 4.3 ohms to 3.01m ohms ? mil-r-39017 appro v ed to "s" le v el estab lished reliability mil-quali?ed metal glaz e? resistor electr ical data mil t ype marking t olerance (%) t .c. (ppm/c) p o wer rating (watts) resistance rang e (ohms) nominal siz e max v olta g e rating rlr20/s stamp 1, 2 100 1/2 @ 70c 4.3 to 3.01m 1/2w 350 t est conditions mil-r-22684 t est limits allo wed max. %? r (3 ) t emperature coef?cient (ppm/c) 100 100 lo w t emperature operation 0.25% 0.05% thermal shoc k 0.25% 0.15% moisture resistance 1.00% 0.50% shor t time overload 0.50% 0.15% load life (70c, rated power) 1000 hour 4.00% 0.50% t erminal strength 0.25% 0.05% eff ect of soldering 0.25% 0.10% shoc k 0.50% 0.05% vibration 0.50% 0.05% high t emperature exposure (150c no load) 2.00% 0.50% en vironmental data dielectric strength 0.25% 0.05% est ablished reliability mil specifica tions: rlr products listed abo v e are quali?ed to the appropr iate estab lished reliability mil speci?cation. in gener al, metal glaz e units such as these are speci?ed f or all rlr requirements . t o ugh molded jac k e t metal glaz e thic k film element fired at 1000c to solid ceramic core tin-lead electroplated copper leads spiraled or laser helix ed to resistance v alue , tolerance high temperature soldered ter mination-lead assemb ly digital mar king per mil-r-39017 rlr ser ies issue no v ember 2008 sheet 1 of 3 established reliability mil-qualifed metal glaze? resistor rlr series www.bitechnologies.com www.irctt.com www.welwyn-tt.com 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 10. 13 1/2 watt tcr of 100 ppm/c 1% and 2% tolerance 4.3 ohms to 3.01m ohms mil-r-39017 approved to s level 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 rlr series ? 1/8 w att to 1/2 w att ? tcr of 100 ppm/c ? 1% and 2% toler ance ? 4.3 ohms to 3.01m ohms ? mil-r-39017 appro v ed to "s" le v el estab lished reliability mil-quali?ed metal glaz e? resistor electr ical data mil t ype marking t olerance (%) t .c. (ppm/c) p o wer rating (watts) resistance rang e (ohms) nominal siz e max v olta g e rating rlr20/s stamp 1, 2 100 1/2 @ 70c 4.3 to 3.01m 1/2w 350 t est conditions mil-r-22684 t est limits allo wed max. %? r (3 ) t emperature coef?cient (ppm/c) 100 100 lo w t emperature operation 0.25% 0.05% thermal shoc k 0.25% 0.15% moisture resistance 1.00% 0.50% shor t time overload 0.50% 0.15% load life (70c, rated power) 1000 hour 4.00% 0.50% t erminal strength 0.25% 0.05% eff ect of soldering 0.25% 0.10% shoc k 0.50% 0.05% vibration 0.50% 0.05% high t emperature exposure (150c no load) 2.00% 0.50% en vironmental data dielectric strength 0.25% 0.05% est ablished reliability mil specifica tions: rlr products listed abo v e are quali?ed to the appropr iate estab lished reliability mil speci?cation. in gener al, metal glaz e units such as these are speci?ed f or all rlr requirements . t o ugh molded jac k e t metal glaz e thic k film element fired at 1000c to solid ceramic core tin-lead electroplated copper leads spiraled or laser helix ed to resistance v alue , tolerance high temperature soldered ter mination-lead assemb ly digital mar king per mil-r-39017 rlr ser ies issue no v ember 2008 sheet 1 of 3
established reliability mil-qualifed metal glaze? resistor rlr series www.bitechnologies.com www.irctt.com www.welwyn-tt.com 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 10. 13 ? 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 dimensions (inc hes and (mm)) nominal siz e bod y length bl bod y diameter bd lead length ll lead diameter ld clean lead 1/2 watt 0.390 0.010 (9.9 0.3) 0.140 0.008 (3.6 0.2) 1.50 0.125 (38.1 3.2) 0.032 0.002 (0.81 0.05) 0.450 (11.4) ph ysical data ll ld bl bd estab lished reliability mil-quali?ed metal glaz e? resistor rlr ser ies issue no v ember 2008 sheet 2 of 3
established reliability mil-qualifed metal glaze? resistor rlr series www.bitechnologies.com www.irctt.com www.welwyn-tt.com 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 10. 13 ? 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 sample p ar t no. mil style rl = fix ed film resistor . estab lished reliability . p o wer rating 20 = 1/2 w att lead material c = solder ab le/w eldab le leads resistance first three digits represent signi?cant ?gures; f our th digit is n umber of z eros . t olerance f = 1%, g = 2% f ailure rate s = 0.001% f or 1000 hours (60% con?dence) order ing data rlr 20 c 1001 f s estab lished reliability mil-quali?ed metal glaz e? resistor 100 80 60 0 70 125 150 175 ambient t emperature (c) rlr 40 20 165 mil spec. p o w er der ating char t % of mil spec. rated p o wer rlr ser ies issue no v ember 2008 sheet 3 of 3
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