mlt linear positive tempco melf resistor features ? free direction for mounting due to cylindrical design ? superior in the linearity of resistance change to temperature ? standard resistance sizes ? meets or exceeds iec 60115-1 ? marking: gray body color ? products with lead-free terminations meet eu rohs and china rohs requirements te: 7" embossed plastic (2b - 3,000 pieces/reel) (2e - 1,500 pieces/reel) ordering information 2 significant figures + 1 multiplier 2b: 1406 2e: 2309 t: sn j: 5% mlt 2b 3600 t size type nominal resistance tolerance t.c.r. termination material packaging new part # te 101 j for further information on packaging, please refer to appendix a. dimensions and construction c l d3 d1 d2 insulation coating resistive film marking ceramic core trimming line end cap type l .004 (0.1) .061 (1.55) .057.004 (1.450.1) .02 (0.5) .138.008 (3.50.2) 2b (1406) .006 (0.15) .094 (2.4) .087.004 (2.20.1) .02 (0.5) .232.008 (5.90.2) 2e (2309) (inch size code) c (min.) d1 d2 (max.) d3 (max.) dimensions inches (mm) resistance tolerance mlt part designation rated ambient temperature operating temperature range t.c.r. (ppm/c) max. t.c.r. tolerance applications and ratings CC 1k - 4.7k CC 1k - 6.8k 1k - 6.2k 5.1 - 9.1k CC 1k - 4.7k 1k - 5.1k 1k - 3.3k 10% 2000 2800 3000 1k - 7.5k 1k - 4.7k 3300 3600 3900 resistance range 2e (0.25w) resistance range 2b (0.125w) j: 5% -40c to +125c 70c eu 91 koa speer electronics, inc. ? 199 bolivar drive ? bradford, pa 16701 ? usa ? 814-362-5536 ? fax: 814-362-8883 ? www.koaspeer.com specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. 1/08/09 resistors rated voltage = power rating x resistance value or max. working voltage, whichever is lower. 1733 reader's spreads pg1-203:document 1/27/09 4:08 pm page 89
92 koa speer electronics, inc. ? 199 bolivar drive ? bradford, pa 16701 ? usa ? 814-362-5536 ? fax: 814-362-8883 ? www.koaspeer.com specifications given herein may be changed at any time without prior notice. please confirm technical specifications before you order and/or use. 12/23/08 resistors mlt linear positive tempco melf resistor derating curve environmental applications % rated po wer 100 80 60 40 20 -20 0 2 04 06 08 01 001 201 40 125 70 ambient temperature (c) 0 -40 performance characteristics parameter requirement ? r (% + 0.05 ) limit typical test method resistance t.c.r. 25c room temperature, 50c up within regulated tolerance within specified t.c.r. overload rated power x 2.5 or max. overload voltage for 5 seconds, whichever is less 1.0% 0.75% resistance to solder heat 260c 5c, 10 seconds 1 second 1.0% 0.75% rapid change of temperature -55c (30 minutes), +125c (30 minutes), 5 cycles 1.0% 0.75% moisture resistance 40c 2c, 90 - 95% rh, 1000 hours, 1.5 hr on, 0.5 hr off cycle 3.0% 2.0% endurance at 70c 70c 2c, 1000 hours, 1.5 hr on, 0.5 hr off cycle 3.0% 2.0% pms 300 neg. black neg. temperature characteristics of resistance te mperature rise (c) 60 20 0 -20 -25 0 2 55 0 % r ated power -50 -40 3300 2000 3900 2800 40 75 10 01 25 approximate expression for resistance-temperature characteristics c 1 c 2 3000 3300 3600 3900 0.934 0.00258 2.77 x 10 -6 3.17 x 10 -6 3.58 x 10 -6 4.00 x 10 -6 0.927 0.921 0.915 c 0 t.c.r. (x10 -6 /k) 0.00282 0.00306 0.00330 (values are not guaranteed but typical) r t =r 25 (c 0 +c 1 t+c 2 t 2 ) r t : resistance value at tc r 25 : resistance value at 25c t: ambient temperature (c) c 0 , c 1 , c 2 : constants -)) 9a>@aioj :hia>@j hb#(&)0@g?leafk %(-%&/ *0&. 85 8>ba /&
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