Commercial Grade Metal Film Resistor CMF Series Features: Metal film resistor Conformal coating Power ratings from 1/8W to 3W Resistance range from 10 to 1M NOT RECOMMENDED FOR NEW DESIGNS Electrical Data Max. Max. Dielectric Power Rating at Resistance Range Tolerance TCR Working Overload IRC Type Withstanding 70C (W) (Ohms) (%) (ppm/C) Voltage Voltage Voltage (V) (V) (V) Standard Size CMF-1/8 0.125 200 400 400 CMF-1/4 0.25 250 500 500 CMF-1/2 0.5 350 700 700 1 100 10 1M CMF-1 1 500 1000 1000 CMF-2 2 500 1000 1000 CMF-3 3 500 1000 1000 Environmental Data Short-time overload R/R (0.5% + 0.05), with no evidence of mechanical damage. Dielectric withstanding voltage No evidence of ashover, mechanical damage, arcing or insulation breakdown. Terminal strength No evidence of mechanical damage. Resistance to Soldering heat R/R (1% + 0.05), with no evidence of mechanical damage. Pulse Overload R/R (1% + 0.05), with no evidence of mechanical damage. Solderability Minimum 95% coverage. Resistance to solvent No deterioration of protective coating and markings. Temperature cycling R/R (1% + 0.05), with no evidence of mechanical damage. Load life in humidity Standard type: R/R 3% for <100K, 5% for 100K Load life Standard type: R/R 1.5% Flame retardant type: R/R 5% BI Technologies IRC Welwyn General Note TT Electronics reserves the right to make changes in product specificaoti n without www.ttelectronics.com/resistors nocti e or liability. All informaoti n is subject to TT Electronics own data and is TT Electronics, 4222 South Staples St., Corpus Christi, TX 78411, USA TT Electronics, Welwyn Electronics Park, Bedlington, Northumberland, NE2 2 7AA, UK considered accurate at time of going to print. Rev. 2 8.17 TT electronics plc Commercial Grade Metal Film Resistor NOT RECOMMENDED FOR NEW DESIGNS CMF Series IRC Type D (max.) L (max.) d (0.02) H (3) Standard Size CMF-1/8 1.85 3.5 0.5 28 CMF-1/4 2.5 6.8 0.6 28 CMF-1/2 3.5 10.0 0.6 28 CMF-1 5.0 12.0 0.7 28 CMF-2 5.5 16.0 0.8 28 CMF-3 6.5 17.5 0.8 28 BI Technologies IRC Welwyn General Note www.ttelectronics.com/resistors TT Electronics reserves the right to make changes in product specificaoti n without TT Electronics, 4222 South Staples St., Corpus Christi, TX 78411, USA nocti e or liability. All informaoti n is subject to TT Electronics own data and is TT Electronics, Welwyn Electronics Park, Bedlington, Northumberland, NE2 2 7AA, UK considered accurate at time of going to print. Rev. 2 8.17 TT electronics plc BI Technologies IRC Welwyn BI Technologies IRwww.ttelectronics.com/resistorsC Welwyn TT Electronics, 4222 South Staples St., Corpus Christi, TX 78411, USA www.ttelectronics.com/resistors TT Electronics, Welwyn Electronics Park, Bedlington, Northumberland, NE2 2 7AA, UK TT Electronics, 4222 South Staples St., Corpus Christi, TX 78411, USA TT Electronics, Welwyn Electronics Park, Bedlington, Northumberland, NE2 2 7AA, UK Rev. 2 8.17 Rev. 2 8.17