Carbon Film MELF Resistor Uniohm Corporation Carbon Film MELF Resistor 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 Body Length Body Diameter Soldering spot Net Weight Per (L) (D) (B) 1000 pcs CM-16 3.45 +- 0.1mm 1.35 +- 0.1mm 0.6mm Min. 17 grams CM-204 3.45 +- 0.1mm 1.35 +- 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 Type 1 Carbon Film MELF Resistor Uniohm Corporation General Specifications Power Resistance Resistance Max. Max. Standard Rating at Resistance Range Range Type Working Overload Resistance 70 degree Tolerance Voltage Voltage Value Min. Max. C 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. Carbon Film MELF Resistor Uniohm Corporation Performance Specifications Characteristics CM-16 CM-204 Limits CM-207 CM-52 PPM value 1ohm~33K 1ohm~33K +- 300 PPM/ degree C Temperature Coefficient 33K~330K 33K~330K - 500 PPM/ degree C 330K~470K 330K~470K - 700 PPM/ degree C 470K~910K 470K-1M -1000 PPM/ degree C Over 910K Over 1M -1500 PPM/ degree C Short Time Overload +- (1%+0.05R) Dielectric Withstanding Voltage CM-16, CM-204: 200VAC CM-207, CM-52: 500VAC Insulation Resistance 104 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