mercial Grade Oxide Resistor Resistors Commercial Grade Metal Oxide Resistors Commercial Grade amic core CMO Series NOT RECOMMENDED FOR NEW DESIGNS Metal Oxide Resistor ype available High purity ceramic core retardant coating Non-inductive type available CMO Series rom 1/4W to 9W flame retardant coating Superior • High purity ceramic core Power ratings from 1/4W to 9W 2655A requirements • Non-inductive type available Meets EIA-RC2655A requirements • Superior flame retardant coating ance in harsh environments Stable performance environments • Power ratings from 1/4W in to harsh 9W • Meets EIA-RC2655A requirements • Stable performance in harsh environments All parts are Pb-free and comply with EU Directive 2011/65/EU (RoHS2) Data Electrical Data Power Resistance Max. Max. PowerIRC Type Resistance Max. Tolerance TCR Rating at Range* Working Overload Tolerance TCR (±%) (±ppm/°C) 70°C (W) (Ohms) Voltage (V) Voltage (V) Rating at Range* Working (±%) (±ppm/°C) 70°C (W) (Ohms) Voltage (V) Standard Size 1 2 3 Voltage (V) CMO-1/4 0.25 0.3 - 50K 250 400 250 CMO-1/2 0.5 0.3 - 50K 250 400 250 0.3 -150K 0.3 - 50K 350 250600 2 0.3 - 50K 350 3 5 - 100K CMO-5 0.3 -550K 5 - 150K 750 3501000 CMO-7 7 20 - 150K 750 1000 750 CMO-8 0.3 -850K 30 - 200K 750 3501000 750 0.25CMO-1 0.5 Dielectric Max. Withstanding Voltage (V) Overload CMO-2 0.3 - 50K CMO-3 CMO-9 9 5 - 100K 50 - 200K 5 - 150K 0.5 2, 5, 10 350 500 250 400 350 600 350 800 500 400 750 600 600 750 5001000 750 0.3 - 50K 250 750400 1000 250 1 0.3 - 50K 350 2 0.3 - 50K 3 30 - 200K 2, 5, 10 350 800 Miniature Size 5 7 8 9 CMO-1/2S CMO-1S CMO-2S CMO-3S CMO-5SS CMO-5S 600 350 350 600 350 0.3 - 50K 350 750600 5 5 - 100K 500 800 500 5 5 - 150K 500 800 500 20 - 150K 50 - 200K 2, 5, 10 350 General Note Note IRC reserves the right to make changes in product specification without notice or liability. 0.5General 0.3 -and50K TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to IRC’s own data is considered accurate at time of going to print. 750 750 Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com 350 1000 1000 BI Technologies IRC Welwyn 250 400 A subsidiary of TT electronics plc All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA 1 © TT Electronics plc 0.3 - 50K 1000 www.ttelectronics.com/resistors 350 CMO Series Issue September 2008 Sheet 1 of 4 600 09.17 W V Commercial Grade Metal Oxide Resistor CMO Series NOT RECOMMENDED FOR NEW DESIGNS Commerical Grade Metal Oxide Resistor Environmental Data Short-time overload ∆R/R ≤(±0.5% + 0.05Ω), with no evidence of mechanical damage. Dielectric withstanding voltage No evidence of flashover, mechanical damage, arcing or insulation breakdown. Terminal strength No evidence of mechanical damage. Resistance to Soldering heat ∆R/R ≤(±1% + 0.05Ω), with no evidence of mechanical damage. Pulse Overload ∆R/R ≤(±1% + 0.05Ω), 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% + 0.05Ω), with no evidence of mechanical damage. Load life in humidity Standard type: ∆R/R ±3% for <100KΩ, ±5% for ≥100KΩ; Load life Standard type: ∆R/R ±1.5% Flame retardant type: R/R ±5% Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. CMO Series Issue September 2008 Sheet 2 of 4 BI Technologies IRC Welwyn www.ttelectronics.com/resistors © TT Electronics plc 09.17 Commercial Grade Metal Oxide Resistor CMO Series Commerical Grade Metal Oxide Resistor NOT RECOMMENDED FOR NEW DESIGNS Physical Data d D H L H Dimensions (mm) IRC Type Standard Size Miniature Size D (max.) L (max.) d (±0.02) H (±3) CMO-1/4 2.5 7.5 0.6 28 CMO - 1/2 4.0 10.0 0.6 28 CMO-1 5.0 12.0 0.7 28 CMO-2 5.5 16.0 0.8 28 CMO-3 6.5 17.5 0.8 28 CMO-5 8.5 26.0 0.8 38 CMO-7 8.5 32.0 0.8 38 CMO-8 8.5 41.0 0.8 38 CMO-9 8.5 54.0 0.8 38 CMO - 1/2S 3.0 7.5 0.6 28 CMO-1S 4.5 10.0 0.7 28 CMO-2S 5.0 12.0 0.7 28 CMO-3S 5.5 16.0 0.8 28 CMO-5SS 6.5 17.5 0.8 28 CMO-5S 8.0 25.0 0.8 38 • Standard gray base color for standard size product; Blue color for miniature size product • Standard non-flammable coating Wire and Film Technologies Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. CMO Series Issue September 2008 Sheet 3 of 4 BI Technologies IRC Welwyn www.ttelectronics.com/resistors © TT Electronics plc 09.17 Commercial Grade Metal Oxide Resistor CMO Series Commerical Grade Metal Oxide Resistor NOT RECOMMENDED FOR NEW DESIGNS Percent Rated Load (%) Power Derating Curve 100 130°C 70°C -55°C 235°C 80 60 CMO 1W - 9W 40 CMO 1/4W - 1/2W 20 0 -60 -40 -20 0 20 40 60 80 100 120 140 160 180 200 240 Ambient Temperature (°C) Temperature Rise (°C) Temperature Rise Chart 250 7W, 8W, 9W 5W 3W 2W 200 150 1W 100 1/4W, 1/2W 50 0 25 50 75 Ordering Data Specify type, resistance, tolerance, RoHS-Compliance and packaging. This example is for a Metal Oxide Resistor, 2-watt, 1000Ω resistor. Sample Part No. CMO 2 1001 J LF TR IRC Type Power Rating (See specs table) Resistance Value (EIA 4-digit code) (≥100Ω - First 3 significant digits plus 4th digit multiplier) Example: 100Ω = 1000, 1000Ω = 1001; 150KΩ = 1503 (>100Ω - "R" is used to designate decimal) Example: 10Ω = 51R0, 1Ω = 1R00, 0.25Ω = R250 Tolerance (EIA format) G = ±2%; J = ±5%; K = ±10% RoHS- compliance LF = RoHS compliant construction Packaging TR = tape and reel only © IRC Advanced Film Division • 4222 South Staples Street • Corpus Christi Texas 78411 USA Telephone: 361 992 7900 • Facsimile: 361 992 3377 • Website: www.irctt.com General Note TT Electronics reserves the right to make changes in product specification without notice or liability. All information is subject to TT Electronics’ own data and is considered accurate at time of going to print. CMO Series Issue September 2008 Sheet 4 of 4 BI Technologies IRC Welwyn www.ttelectronics.com/resistors © TT Electronics plc 09.17