CMF Flame Retardant www.vishay.com Vishay Dale Metal Film Resistors, Industrial, Flame Retardant FEATURES • Flame retardant epoxy coating (UL 94 V-0) • Especially suited for circuitry where functions, Available environments and duty cycles demand power resistors • Controlled temperature coefficient • Excellent high frequency characteristics Available • Exceptionally low noise; typically 0.10 μV/V • Low voltage coefficient to ± 5 ppm/V • Operating temperature range: - 55 °C to + 175 °C • Material categorization: For definitions of compliance please see www.vishay.com/doc?99912 MATERIAL SPECIFICATIONS Element Vacuum-deposited nickel-chrome alloy Core Fire-cleaned high purity ceramic Coating Flame retardant epoxy, with flameproof undercoat; formulated for higher power, with superior moisture and mechanical protection Solderability Continuous satisfactory coverage when tested in accordance with MIL-R-10509 Note * This datasheet provides information about parts that are RoHS-compliant and/or parts that are non-RoHS-compliant. For example, parts with lead (Pb) terminations are not RoHS-compliant. Please see the information/tables in this datasheet for details. STANDARD ELECTRICAL SPECIFICATIONS POWER RATING (1) P25 °C W POWER RATING (1) P70 °C W POWER RATING (1) P125 °C W CMF65..146 2.5 1.75 1.25 500 1 to 15M 1, 2, 5 100 CMF70..146 3 2 1.5 500 1 to 15M 1, 2, 5 100 GLOBAL MODEL Note (1) Continuous working voltage shall be MAXIMUM WORKING VOLTAGE V RESISTANCE RANGE TOLERANCE ±% TEMPERATURE COEFFICIENT ± ppm/°C P x R or maximum working voltage, whichever is less. TECHNICAL SPECIFICATIONS PARAMETER UNIT Maximum Working Voltage CMF65...146 CMF70...146 500 V Insulation Voltage (1 min) Veff > 500 Voltage Coefficient (Max.) ppm/V ± 5 (measured between 10 % and full rated voltage) Dielectric Strength VAC 900 Insulation Resistance 1011 Operating Temperature Range °C Terminal Strength (Pull test) lb Noise - 55 to + 175 2 dB Weight (Max.) 5 0.10 μV/V over a decade of frequency, with low and intermediate resistance values typically below 0.5 μV/V g 1.20 1.30 GLOBAL PART NUMBER INFORMATION Global Part Numbering: CMF6551K100FKCP146 (preferred part numbering format) C M F 6 5 5 1 K 1 0 0 F K C P 1 4 6 GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE TEMP. COEFFICIENT PACKAGING SPECIAL CMF65 CMF70 R= K = k M = M 10R000 = 10 1K3300 = 1.33 k 1M0000 = 1.0 M F=±1% G=±2% J=±5% K = 100 ppm EK = Lead (Pb)-free, bulk EA = Lead (Pb)-free, T/R (1000 pieces) (Dash Number) 146 = Flame Retardant BF = Tin/lead, bulk CP = Tin/lead, T/R (1000 pieces) Note • For additional information on packaging, refer to the Through Hole Resistor Packaging document (www.vishay.com/doc?31544). Revision: 27-Feb-14 Document Number: 31096 1 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 CMF Flame Retardant www.vishay.com Vishay Dale DIMENSIONS in inches (millimeters) 1.500 ± 0.125 (1) (38.10 ± 3.18) A C (Max.) GLOBAL MODEL B D A B C (Max.) D CMF65..146 0.562 ± 0.031 (14.27 ± 0.79) 0.215 ± 0.015 (5.46 ± 0.38) 0.687 (17.45) 0.025 ± 0.002 (0.64 ± 0.05) CMF70..146 0.562 ± 0.031 (14.27 ± 0.79) 0.230 ± 0.015 (5.84 ± 0.38) 0.687 (17.45) 0.032 ± 0.002 (0.81 ± 0.05) Note (1) Lead length for product in bulk pack. For product supplied in tape and reel, the actual lead length would be based on body size, tape spacing, and lead trim. THERMAL RESISTANCE 120 HEAT RISE (ABOVE AMBIENT) IN °C RATED POWER IN % DERATING 100 80 60 40 20 0 - 55 120 100 80 CMF65..146, CMF70..146 60 40 20 0 - 25 0 25 50 75 100 125 150 175 200 70 AMBIENT TEMPERATURE IN °C PERFORMANCE 0 0.125 0.250 0.375 0.500 0.625 0.750 0.875 1.000 1.125 APPLIED POWER IN W MARKING TEST (TEST METHODS - MIL-STD-202) AT + 70 °C Short Time Overload ± 0.05 % ± 0.05 % 49.9K Value Low Temperature Operation ± 0.05 % ± 0.05 % 1% T1 Tolerance and TC (T1 = 100 ppm) Moisture Resistance ± 0.05 % ± 0.05 % 1308 4-digit date code Shock ± 0.01 % ± 0.01 % Vibration ± 0.04 % ± 0.04 % Temperature Cycling ± 0.15 % ± 0.15 % Load Life ± 1.0 % ± 1.0 % Dielectric Withstanding Voltage ± 0.01 % ± 0.01 % Effect of Solder ± 0.03 % ± 0.03 % Revision: 27-Feb-14 AT + 125 °C MAXIMUM ΔR (TYPICAL TEST LOTS) CMF65-146, CMF70-146: (5 lines): DALE Manufacturer C65-146 Model (C65-146 = CMF65-146, C70-146 = CMF70-146) Document Number: 31096 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. 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Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21 conform to JEDEC JS709A standards. Revision: 02-Oct-12 1 Document Number: 91000