110 koa speer electronics, inc. ? bolivar drive ? p.o. box 547 ? 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. 2/11/08 resistors features ? flameproof coating is available (specify cfp) ? reduced body size (specify cfs/cfps) ? suitable for automatic machine insertion ? marking: beige body color with color-coded bands on cf green body color with color-coded bands on cfp ivory body color with color-coded bands on cfs1/4 ? products with lead-free terminations meet eu rohs and china rohs requirements cf carbon film leaded resistors axial: t26, t52 radial: vt, mt, mht, vtp, vte u forming: u, ucl, us m forming: m5, m10, m12.5 ordering information 2 significant figures + 1 multiplier r indicates decimal on value <10 s1/4: 0.25w 1/4: 0.25w 1/2: 0.5w s1/2: 0.5w c: sncu (other termination styles available, contact factory for options) cf cfp g: 2% j: 5% cf 1/4 c termination material type power rating nominal resistance tolerance taping and forming new part # t52 103 a: ammo r: reel packaging r j for further information on packaging, please refer to appendix c. dimensions and construction ceramic core d d marking resistive film insulation coating trimming line end cap lead wire l l c l cfs1/4 cfps1/4 .126.008 (3.2?.2) .134 (3.4) .067.008 (1.7?.2) .018 (0.45) 1.18.12 (30.0?.0) .024 (0.6) .092.012 (2.3?.3) .280 (7.1) .240 (6.1) cf1/4 cfp1/4 .024 (0.6) .112.012 (2.85?.3) .280 (7.1) .248.02 (6.3?.5) cfs1/2 cfps1/2 .028 (0.7) .118.02 (3.0?.5) .365 (9.27) .335 (8.5) cf1/2 cfp1/2 type c (max.) d d (nom.) l dimensions inches (mm) eu
cf carbon film leaded resistors resistance range e-24 (g?%) resistance range e-24 (j?%) part designation absolute maximum working voltage absolute maximum overload voltage power rating @ 70? applications and ratings minimum dielectric withstanding voltage cfs1/4 cfps1/4 cf1/4 cfp1/4 cf1/2 cfp1/2 cfs1/2 cfps1/2 0.25w 0.50w 300v 500v 600v 800v 700v 250v 300v 400v 350v 500v 700v 2.2 - 1m 2.2 - 47k 51k - 100k 110k - 330k 110k - 330k 2.2 - 100k 110k - 1m 100k - 1m 360k - 1m 1.1m - 2.2m 1.1m - 2.2m 2.2 - 91k 10 - 330k 10 - 100k 10 - 1m 2.2 - 1m 2.2 - 1m 2.2 - 1m 2.2 - 5.1m 2.2 - 5.1m 2.2 - 5.1m derating curve environmental applications % rated power 100 80 60 40 20 -60 -40 0 40 60 80 100 160 70 20 ambient temperature ( c) 0 -55 120 155 -20 140 surface temperature rise temperature rise ( c) 60 50 40 30 20 0255075 % rated power 0 100 10 cf1/2, cfp1/2 cf1/4, cfp1/4 load life @ 70?, 1000 hr r/r (%) +2 +1 0 10 100 1 k 10k resistance ( ) -2 100k -1 1m cfp1/4 performance characteristics parameter requirement cf1/4, cfp1/4 cf1/2, cfp1/2 test method resistance to solder heat mil-std-202, method 210 moisture resistance mil-std-202, method 106 5.0% short time overload 1.0% load life mil-std-202, method 108, 70c, 1000 hours 3.0% temperature cycling -55c, 25c, 125c, 25c for 5 cycles 1.0% vibration mil-std-202, method 214 terminal strength mil-std-202, method 211 5 # minimum voltage coefficient mil-std-202, method 301 <5 ppm/v current noise mil-std-202, method 308 0.02 - 0.6 v/v 0.02 - 1.00 v/v * rcwv = rated continuous working voltage 2.5 x rcwv* for 5 seconds t.c.r. (ppm/?) +350 to -450 0 to -700 0 to -1000 0 to -1300 360k - 1m 1.1m - 5.1m 2.4m - 5.1m 2.4m - 5.1m 2.2 - 1m 111 koa speer electronics, inc. ? bolivar drive ? p.o. box 547 ? 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. 2/19/07 resistors
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