document number: 31012 revision 02-feb-06 www.vishay.com 84 ccf02 (ccf-2) vishay dale for technical questions, contact ff2bresistors@vishay.com metal film resistors, industrial power, flameproof features ? small size suitable for 1/2, 1 & 2 watt applications ? high power rating, small size ? flameproof, high temperature coating meets eia rs-325-a ? excellent high frequency characteristics ? low noise ? low voltage coefficient ? tape and reel packaging for automatic insertion (52.4 mm inside tape spacing per eia-296-e) ? lead (pb)-free version is rohs compliant global historical power limiting temperature tolerance resistance e-series model model rating element coefficient range p 70 c voltage max. wv ppm/ c% ? ccf02 ccf-2 2.0 350 100 1, 5 4r99 - 1m 96 for 1 % tolerance 24 for 5 % tolerance standard electrical specifications parameter unit ccf02 rated dissipation at 70 c w 2.0 maximum working voltage v 350 insulation voltage (1 min) v eff > 500 dielectric strength vac 900 insulation resistance ? 10 11 operating temperature range c - 65 / + 230 terminal strength (pull test) lb 2 failure rate 10 -9 /h < 1 weight (max) g 0.35 technical specifications marking - 5 band colorband for 1 % - 4 band colorband for 5 % element: proprietary nickel-chrome film solderability: satisfactory per mil-std-202, method 208. core: fire-cleaned high purity ceramic termination: standard lead material is solder-coated copper. solderable and weldable per mil-std-1276, type c. material specifications global model resistance value toler ance temperature pa ckaging special code coefficient ccf02 r = decimal f = 1 % k = 100 ppm e36 = lead free, t/r (2500 pcs) blank = s tandard k = thousand j = 5 % r36 = tin/lead, t/r (2500 pcs) (dash n umber) m = million (up to 3 digits) 4r99 = 4.99 ? from 1-999 680k = 680 k ? as applicable 1m00 = 1.0 m ? global part number information new global part numbering: ccf02301rfkr36 (preferred part numbering format) cc f 02 3 0 1 r f kr 3 6 historical part number example: ccf-23010f (will continue to be accepted) ccf-2 3010 f r36 historical model resistance value tolerance code packaging * pb containing terminations are not rohs compliant, exemptions may apply available pb-free rohs* compliant e3
www.vishay.com 85 ccf02 (ccf-2) vishay dale document number: 31012 revision 02-feb-06 for technical questions, contact ff2bresistors@vishay.com dimensions in inches [millimeters] performance test max. ? r (typical test lots) thermal shock 1.0 % short time overload 0.5 % low temperature operation 0.5 % moisture resistance 1.5 % resistance to soldering heat 0.5 % shock 0.5 % vibration 0.5 % terminal strength 0.5 % dielectric withstanding voltage 0.5 % life 2.0 % surface temperature vs power surface tempera- tures were taken with an infrared pyrom- eter in + 25 c still air. resistors were supported by their leads in test clips at a point 0.5" [12.70 mm] out from the resistor body ends. metal film resistors, industrial power, flameproof 250 200 150 100 50 0 surface temp. ( c) above ambient ( c) applied power (watts) 12345 0.344 0.031 [8.74 0.79] 0.425 [10.80] max. 1.030 0.130 [26.16 3.30] 0.145 0.015 [3.68 0.38] 0.032 0.002 [0.81 0.05] - 65 - 50 - 25 0 25 50 75 100 125 150 175 200 225 250 ambient temperature in ? c derating 120 100 80 60 40 20 0 rated power in % 70
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