CMT-SERIES Common Mode Inductors (Through-Hole) Description RoHS 2002/95/EC * Four sizes of through-hole off-line common mode inductors * Inductance range from 0.53 - 66 mH * Current range up to 6.5 Amps * Noise attenuation up to 68 dB * Frequency range up to 6 MHz * Meets UL94V-0 flammability standard * Ferrite core material Applications * Protects AC input from effects of switching regulators * Off-line power supplies * EMI filters * DC-DC converters * Computer, TV, VCR, audio and office equipment Environmental Data * Storage temperature range: -40C to +125C * Operating ambient temperature range: -40C to +85C range is application specific. The internal "hot-spot" temperature defines the maximum allowable currents, which are limited to 130C, including ambient. Part Number CMT1-1-R CMT1-2-R CMT1-3-R CMT1-4-R CMT1-5-R CMT1-6-R CMT1-7-R CMT1-8-R CMT1-9-R CMT1-10-R CMT2-1-R CMT2-2-R CMT2-3-R CMT2-4-R CMT2-5-R CMT2-6-R CMT2-7-R CMT2-8-R CMT2-9-R CMT2-10-R CMT3-1-R CMT3-2-R CMT3-3-R CMT3-4-R CMT3-5-R CMT3-6-R CMT4-1-R CMT4-2-R CMT4-3-R CMT4-4-R CMT4-5-R CMT4-6-R OCL (mH) min (1-2) 66.0 49.0 28.0 21 13 7.50 4.20 2.40 1.85 0.94 30 20 12 8.0 6.0 4.8 3.2 2.4 2.0 1.6 5.4 3.5 2.7 1.3 0.92 0.53 5.4 3.5 2.7 1.3 0.92 0.53 OCL (mH) min (4-3) 66.0 49.0 28.0 21 13 7.50 4.20 2.40 1.85 0.94 30 20 12 8.0 6.0 4.8 3.2 2.4 2.0 1.6 5.4 3.5 2.7 1.3 0.92 0.53 5.4 3.5 2.7 1.3 0.92 0.53 Definitions: OCL = Open Circuit Inductance DCR = Direct Current Resistance Irms = rms current for 40C max temperature rise at worst case ambient temperature of 85C Packaging * Supplied in bulk packaging I rms. Amperes max 0.74 0.88 1.13 1.37 1.76 2.27 2.89 3.85 4.53 6.05 1.50 1.95 2.45 2.80 3.40 3.95 4.40 4.75 5.45 5.75 2.0 2.6 3.0 4.0 5.0 6.5 2.0 2.6 3.0 4.0 5.0 6.5 DCR () typ @ 20C (1-2) 1.20 0.85 0.50 0.35 0.20 0.13 0.08 0.045 0.033 0.018 0.350 0.220 0.135 0.100 0.070 0.053 0.042 0.037 0.028 0.026 0.12 0.08 0.055 0.032 0.021 0.013 0.12 0.08 0.055 0.032 0.021 0.013 Electrical Characteristics: OCL (1-2) 0.10Vrms, 10kHz, 0.0Adc: (See Chart) OCL (4-3) 0.10Vrms, 10kHz, 0.0Adc: (See Chart) DCR (1-2) typ @ 20C: (See Chart) DCR (4-3) typ @ 20C: (See Chart) Hipot rating: winding to winding: 2400 Vac for 1 second. Turns Ratio: (1-2):(4-3) 1:1 DCR () typ @ 20C (4-3) 1.20 0.85 0.50 0.35 0.20 0.13 0.08 0.045 0.033 0.018 0.350 0.220 0.135 0.100 0.070 0.053 0.042 0.037 0.028 0.026 0.12 0.08 0.055 0.032 0.021 0.013 0.12 0.08 0.055 0.032 0.021 0.013 CMT-SERIES Common Mode Inductors (Through-Hole) Mechanical Diagrams CMT1 Series FRONT VIEW BOTTOM VIEW RECOMMENDED PCB LAYOUT SIDE VIEW SCHEMATIC CMT1-X wwll yy R 29.5 max 0.80 dia 1.15 dia 0.13 4 1 2 3 1 4 1 4 2 3 22.0 max component side 10.0 0.20 36.5 max 3 2 13.0 0.20 Pin #1 indicator 3.8 typ 3 3 2 4 10.00 13.00 CMT2 Series FRONT VIEW RECOMMENDED PCB LAYOUT SIDE VIEW BOTTOM VIEW SCHEMATIC CMT2 wwll yy R 36.5 max 3.00 dia 0.13 1.2 dia 4 1 2 15.0 0.20 44.5 max 3.2 2 3 3 21.0 0.2 3 Pin #1 indicator 21.0 0.20 4 15.0 0.2 2 4 3 2 4 26.5 max component side 1 4.0 1.0 1 3 CMT3 Series TOP VIEW 5 typ Pin #1 Indicator 1 2 RECOMMENDED PCB LAYOUT BOTTOM VIEW SIDE VIEW z dia 15.0 0.20 15.0 0.20 25.0 max Dia 15.0 0.20 3 4 ODia 3 1 CMT3-1 CMT3-2 CMT3-3 CMT3-4 CMT3-5 CMT3-6 component side 3 4 2 3 4 2 1 y dia 2 "Y" Dia ref 0.58 0.64 0.71 0.80 0.89 0.99 "Z" Dia ref 0.83 0.90 0.97 1.06 1.15 1.25 15.0 0.20 14 max CMT4 Series FRONT VIEW BOTTOM VIEW SIDE VIEW RECOMMENDED PCB LAYOUT 15.4 max z dia 25.0 max 1 y dia 4 12.00 4 1 CMT4-x wwllyy - R 25.5 max 3 2 11.0 0.20 component side 11.00 2 3 CMT4-1 CMT4-2 CMT4-3 CMT4-4 CMT4-5 CMT4-6 "Y" Dia ref 0.58 0.64 0.71 0.80 0.89 0.99 "Z" Dia ref 0.83 0.90 0.97 1.06 1.15 1.25 5.0 typ 12.0 0.20 4 1 Pin #1 indicator 1 2 (1) All Dimensions are in millimeters unless otherwise specified (2) Tolerances are +/- 0.20mm unless stated otherwise. (3) wwllyy = (Date Code) R = (Revision Level) Schematic is the same for all the series CMT-SERIES Common Mode Inductors (Through-Hole) Attenuation Curves Attenuation 0 -6 -7 -8 -9 CMT1 Series -10 -10 dB -20 -30 -40 -50 -60 -1 -2 -3 -70 0.06 0.1 -4 -5 0.2 0.6 1 2 4 dB FREQUENCY (MHz) -20 -25 -30 -35 -40 -45 -50 -55 -60 -65 -70 Attenuation CMT2 Series -6 -10 -7 -8 -9 -1 -2 -3 -4 -5 0.08 0.1 0.15 0.2 0.3 0.4 0.5 0.6 0.7 0.8 FREQUENCY (MHz) Attenuation CMT3 & CMT4 Common Mode -10 -15 -5 -20 -6 dB -25 -30 -3 -35 -4 -40 -45 -50 0.06 -1 0.1 -2 0.2 0.4 0.6 0.8 1 FREQUENCY (MHz) 2 4 6 CMT-SERIES Common Mode Inductors (Through-Hole) Impedance Curves Impedance CMT1 - 1 thru - 5 Impedance 100 -1 90 20 -2 18 80 -3 60 Z (K Ohm) Z (K Ohm) 70 50 40 30 20 16 -6 14 -7 -10 12 -8 10 8 -9 6 4 -4 10 -5 2 0 0 0.05 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.05 0.9 0.2 0.4 FREQUENCY (MHz) Impedance Impedance CMT2 - 1 thru - 5 0.8 1 1.4 CMT2 - 6 thru -10 25 -1 -6 100 -2 -3 -4 -8 80 -5 60 40 15 10 20 5 0 0 0.05 -7 20 Z (K Ohm) Z (K Ohm) 0.6 FREQUENCY (MHz) 120 -9 0.1 0.2 0.3 0.4 0.5 0.6 0.7 -10 0.05 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 FREQUENCY (MHz) 1 1.2 1.4 1.6 FREQUENCY (MHz) Impedance CMT3 & CMT4 Impedance CMT3 & CMT4 25 3.5 -1 -3 20 3 -4 -5 -6 2.5 -2 15 Z (K Ohm) Z (K Ohm) CMT1 - 6 thru -10 10 2 1.5 1 5 0.5 0 0.06 0 0.1 0.2 0.4 0.6 FREQUENCY (MHz) PM-4312 3/07 (c) Cooper Electronic Technologies 2007 0.8 1 2 0.06 0.1 0.2 0.4 0.6 0.8 1 2 4 FREQUENCY (MHz) Visit us on the Web at www.cooperbussmann.com 1225 Broken Sound Pkwy. 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