1-866-9-ohmite ? intl 1-847-258-0300 ? fax 1-847-574-7522 ? www.ohmite.com ? info@ohmite.com 29 characteristics prefered number series for resistors 1%, 2%: e96, e24 5%, 10%: e24 substrate alumina resistor thick film coating glass overcoat terminal 100% nickel barrier inner layer with 100% matte tin outer layer tolerance 1-10% derating linearly from 100% at 70c to 0% at 125c isolation voltage 500v (ex. mmc06: 100v) operating temp. range -55~+125 mini macro chip series high voltage thick film smd chip derating 100 percent rated power ambient te mperature, ? c 60 20 0 05 0 100 25 75 125 80 40 70 series tcr power rating (w) voltage isolation (size in./met.) resistance range ppm/c @70c rating* voltage mmc06 470 ~10m 100 0.1 200 100 (0603/1608) 47 ~464 200 mmc08 100 ~10m 1% & 2% 100 0.125 300 500 (0805/2012) 100 ~51m 5% & 10% 100 47 ~97.6 200 mmc12 100 ~10m 1% & 2% 100 0.25 400 500 (1206/3216) 100 ~51m 5% & 10% 100 47 ~97.6 200 mmc25 560 ~20m 1% & 2% 100 1.0 800 500 (2512/6332) 560 ~51m 5% & 10% 100 100 ~549 200 47 ~97.6 500~-200 *use ohms law (v= p*r) to calculate maximum working voltage. note: limiting element voltage can only be applied to resistors when the resistance is equal to or higher than the critical resistance value. features ? high voltage ratings ? smaller package sizes ? low cost ? wraparound terminals series specif ications (continued)
1-866-9-ohmite ? intl 1-847-258-0300 ? fax 1-847-574-7522 ? www.ohmite.com ? info@ohmite.com 30 l w t a b qty./reel mmc06 0.063 .004 0.031 .006 0.018 .004 0.012 .004 0.012 .004 5000 1.6 0.1 0.8 0.15 0.45 0.1 0.3 0.1 0.3 0.1 mmc08 0.079 .004 0.049 .004 0.022 .004 0.016 .008 0.016 .008 5000 2.0 0.1 1.25 0.10 0.55 0.1 0.4 0.2 0.4 0.2 mmc12 0.126 .004 0.063 .006 0.022 .004 0.020 .01 0.020 .01 5000 3.2 0.1 1.6 0.15 0.55 0.1 0.5 0.25 0.5 0.25 mmc25 0.248 .004 0.126 .006 0.022 .004 0.024 .008 0.024 .008 4000 6.3 0.1 3.2 0.15 0.55 0.1 0.6 0.2 0.6 0.2 mmc12j4704etp packaging tp = paper tape (use on mmc06, mmc08, mmc12) tr = embossed tape (use on mmc25) t ype t olerance f= 1% g= 2% j= 5% k= 10% resistance first 3 digits are significant; 4th digit is multiplier (# of zeroes to follow). examples: 4704 = 4,700,000 1214 = 1,210,000 use e96 values for 1% use e24 values for 5% rohs compliant w attage 06 = 0.1 08 = 0.125 12 = 0.25 25 = 1.0 note: units are marked with 3-digit (e24 series) or 4-digit (e96 series). 4-digit marking not available on mmc06 sizes. land pattern (in.) dimensions are for reference only l o m n size m n o l mmc06 0.075 0.024 0.041 0.027 mmc08 0.095 0.032 0.069 0.031 mmc12 0.146 0.040 0.080 0.066 mmc25 0.272 0.048 0.150 0.176 l w a t b mini macro chip series high voltage thick film smd chip dimension s (in./mm) orderin g inform ation
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