(rjm) metal film ultra precision melf resistors token electronics industry co., ltd. taiwan: no.137, sec. 1, zhongxing rd., wugu district, new taipei city, taiwan, r.o.c. 24872 t el : +886 2981 0109 f ax : +886 2988 7487 china: 12f, zhong xing industry bld., chuang ye road, nan shan district, shen zhen city, guang dong, china 518054 tel : +86 755 26055363; fax : +86 755 26055365 web: www.token.com.tw email: rfq@token.com.tw version: august 23, 2017
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 1 / 4 ? product introduction features : ? din: 0102, 0204, 0207, 0411. ? pure sn termination on ni barrier layer. ? very high ratio of performance to price. ? high precision tolerance down to 0.05 %. ? force fitted steel caps, tin plated on nickel barrier. ? superior overall stability, most advanced thin film technology. ? tcr down to 5ppm/ , wide resistance range: 0.1 to 22m. ? compatible with lead (pb) - free and lead containing soldering processes. applications : ? measuring and calibration equipment. ? industria l process control systems. ? space and aircraft electronics. ? test and measurement. ? medical electronics. ? telecom. (rjm) professional thin film melf resistors (cylindrical resistors) are the perfect choice for most fields of modern professional electronics where reliability and stability is of major concern. (rjm) resistors combine the proven reliability of profession al melf products with a most advanced level of precision and stability first achieved with axial thin film high precision resistors. this unique combination makes the product perfectly suited for all applications with outstanding requirements towards reli able precision and stability. the typical applications in the fields of telecommunication, automotive and medical equipment reflect the outstanding level of proven reliability. token's (rjm) equate vishay, ohmite, caddock, irc, ebg, koa, panasonic precision melf with more competitive price and fast delivery. contact us with your specific needs. p lease link to token official website " melf resistors " f o r more information . token precision metal - film melf resistors (rjm) offer more design options.
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 2 / 4 ? dimensions dim ensions & recommended soldering bath dimensions (rjm) type rjm72p rjm73p rjm74s rjm74p rjm16m rjm17m rjm18m metric type din: 0102 din: 0204 din: 0207 din: 0309 din: 0411 dimension (unit: mm) l(0.3) 2.0 3.5 5.7 6.0 8.7 1 1 .8 d(0.3) 1.25 1.3 2.1 2.1 3.1 3 .6 k(0.2) 0.4 0.6 0.6 0.6 1.0 1.0 d1(0.1) d - 0.1 d - 0.2 d - 0.3 d - 0.3 d - 0.4 d - 0.4 recommended soldering bath dimensions (unit: mm) s 1.3 1.5 2.8 3.2 5.6 8.2 w 2.0 1 . 6 3.0 3. 5 4.0 5.0 h 1.3 1 .6 3.0 3.5 4.0 5.0 precision melf (rjm) dimensions recommended soldering bath (rjm) dimensions
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 3 / 4 ? characteristics characteristics (rjm) type rjm72p rjm73p rjm74s rjm74p rjm16m rjm17m rjm18m metric type din: 0102 din: 0204 din: 0207 din: 0309 din: 0411 rated dissipation p70 0.125w 0.25w 0.25w 0.50w 1.0w 2.0w 3.0w resistance range () 10 ~ 1m 10 ~ 10m resistance tolerance (%) j ( 5 ); f ( 1 ); d ( 0.5 ); c ( 0.25 ); b ( 0.10 ); a5 ( 0.05 ) temperature coefficient (ppm/c) c1 ( 100 ); c2 ( 50 ); c3 ( 25 ); c5( 15 ); c6 ( 10 ); c7 ( 5 ) climatic category (lct/uct/days) 55 / 125 / 56 operating voltage umax 150v 2 0 0v 250v 300v 350v 400v 450v temperature range - 55c to 125c insulation voltage (v) 300 500 500 600 700 800 900 insulation resistance >1g notice: resistance out of range, tolerance and temperature coefficient match are under request. ? order codes order codes (rjm) rjm74p 10r d c6 p part number rjm72p rjm73s rjm73p rjm74s rjm74p rjm16m rjm17m rjm18m resistance value () 0r1 0.1 10r 10 100r 100 1k 1k 10k 10k 100k 100k 1m 1m 10m 10m resistance tolerance (%) j 5% f 1% d 0.5% c 0.25% b 0.10% a5 0.05% temperature coefficient (ppm/ ) c1 100ppm/ c2 50ppm/ c3 25ppm/ c5 15ppm/ c6 10ppm/ c7 5ppm/ package p bulk tr taping reel
taiwan factory : +886 2 29810109 http://www.token.com.tw rfq@token.com.tw china factory : +86 755 26055363 page: 4 / 4 ? general information token melf offers designer a greater choice token electronics is now offering the complete range of melf products, comprising din - 0411, din - 0309, din - 0207, din - 0204 and din - 0102. this high stability, close - tolerance melf resistors have a footprint very close to comparable chip resistors but maintain their tolerance and deliver higher stability over a wider temperature range. where applications require even tighter tolerance, token offer ultra precision range in the rjm package, with values from 0.1 ~ 22m, tolerance from 5% down to as low as 0.05 % and tc from 50ppm/ to 5ppm/ . for high pulse load and high - frequency applications, token electronics offer specialized melf resistor. the high pulse load resistors are metal glaze film rgm, available in values from 50k ~ 22m and 0.5% precision tolerance, for 0.125 w ~ 3w applications. high - frequency rfm resistors are available for rf microwave applications where impedance change due to the parasitic inductance of regular resistors is not acceptable. chip resistor alternatives in very low resist ance values, between 0.1 and 475, not usually offered by conventional chip resistors, these are available in rjm72p 0102, rjm73p 0204, rjm74p 0207 and standard rjm18m 0411 melf precision packages. all melf - type resistors are available on blister tape for automated placement and maintain their high stability, high precision characteristics when exposed to soldering temperatures and operating stresses including moisture, vibration, humidity and temperature variation within the specified range. this makes th em suitable for a wide range of applications, from laboratory and prototyping work to installation in hostile environments such as airframe or under - bonnet areas, exposed parts of vehicles, or other places where electronic sensing and controls must be inst alled.
|
