specifications per iec 115 - 1 115 - 2 jis c 52021 mil - r - 226848 features smd enabled structure conformal multi - layer coating against humidity excellent solderability termination dimensions type body length (l) body diameter (d) soldering spot (b) net weight per 1000 pcs cm - 16 3.45 + - 0.1mm 1.35 + - 0.1mm 0.6mm min. 17 grams cm - 204 3.45 + - 0.1mm 1.3 5 + - 0.1mm 0.6mm min. 17 grams cm - 207 5.90 + - 0.2mm 2.20 + - 0.1mm 1.0mm min. 66 grams cm - 52 5.90 + - 0.2mm 2.20 + - 0.1mm 1.0mm min. 66 grams carbon film melf resistor c c a a r r b b o o n n f f i i l l m m m m e e l l f f r r e e s s i i s s t t o o r r 1 uniohm corporation
general specifications type power rating at 70 degree c max. working voltage max. overload voltage resistance ran ge min. resistance range max. resistance tolerance standard resistance value cm - 16 1/6w 200v 300v 0, 0.1 ohm 1m ohm + - 5% e - 24 cm - 204 1/4w 200v 300v 0, 0.1 ohm 1m ohm + - 5% e - 24 cm - 207 1/3w 300v 600v 0, 0.1 ohm 10m ohm + - 5% e - 24 cm - 52 1/2w 350v 600v 0, 0.1 ohm 10m ohm + - 5% e - 24 for zero - ohm jumper resistance value is under 20m ohm. rated current is 2a for mm - 16 & mm - 204, 4a for mm - 207 & mm - 52. for 0.001~0.1 ohm please see csm series. special sizes, values, and specifications not listed available on special order. 2 carbon film melf resistor uniohm corporation
performance specifications characteristics limits cm - 16 cm - 204 cm - 207 cm - 52 ppm value 1ohm~33k 1ohm~33k + - 300 ppm/ degree c 33k~330k 33k~330k - 500 ppm/ degree c 330k~470k 330k~470k - 700 ppm/ degree c 470k~910k 470k - 1m - 1000 ppm/ degree c temperature coefficient over 910k over 1m - 1500 ppm/ degree c short time overload + - (1%+0.05r) dielectric withstanding voltage cm - 16, cm - 2 04: 200vac cm - 207, cm - 52: 500vac insulation resistance 10 4 m ohm voltage coefficient 25 ppm / v temperature cycling + - (1%+0.05r) humidity + - 3% load life in humidity + - 5% load life (at 70 degree c) + - 3% resistance to soldering heat + - (1%+0.05r ) solderability 95% min. vibration + - (1%+0.1r) terminal strength + - (1%+0.05r) thermal shock + - (1%+0.05r) 3 carbon film melf resistor uniohm corporation
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