CMT-SERIES Common Mode Inductors (Through-Hole) Description RoHS Four sizes of through-hole off-line 2002/95/EC 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 Packaging Environmental Data Supplied in bulk packaging 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 OCL OCL I rms. DCR () typ DCR () typ (mH) min (mH) min Amperes 20C 20C (1-2) (4-3) max (1-2) (4-3) CMT1-1-R 66.0 66.0 0.74 1.20 1.20 CMT1-2-R 49.0 49.0 0.88 0.85 0.85 CMT1-3-R 28.0 28.0 1.13 0.50 0.50 CMT1-4-R 21 21 1.37 0.35 0.35 CMT1-5-R 13 13 1.76 0.20 0.20 CMT1-6-R 7.50 7.50 2.27 0.13 0.13 CMT1-7-R 4.20 4.20 2.89 0.08 0.08 CMT1-8-R 2.40 2.40 3.85 0.045 0.045 CMT1-9-R 1.85 1.85 4.53 0.033 0.033 CMT1-10-R 0.94 0.94 6.05 0.018 0.018 CMT2-1-R 30 30 1.50 0.350 0.350 CMT2-2-R 20 20 1.95 0.220 0.220 CMT2-3-R 12 12 2.45 0.135 0.135 CMT2-4-R 8.0 8.0 2.80 0.100 0.100 CMT2-5-R 6.0 6.0 3.40 0.070 0.070 CMT2-6-R 4.8 4.8 3.95 0.053 0.053 CMT2-7-R 3.2 3.2 4.40 0.042 0.042 CMT2-8-R 2.4 2.4 4.75 0.037 0.037 CMT2-9-R 2.0 2.0 5.45 0.028 0.028 CMT2-10-R 1.6 1.6 5.75 0.026 0.026 CMT3-1-R 5.4 5.4 2.0 0.12 0.12 CMT3-2-R 3.5 3.5 2.6 0.08 0.08 CMT3-3-R 2.7 2.7 3.0 0.055 0.055 CMT3-4-R 1.3 1.3 4.0 0.032 0.032 CMT3-5-R 0.92 0.92 5.0 0.021 0.021 CMT3-6-R 0.53 0.53 6.5 0.013 0.013 CMT4-1-R 5.4 5.4 2.0 0.12 0.12 CMT4-2-R 3.5 3.5 2.6 0.08 0.08 CMT4-3-R 2.7 2.7 3.0 0.055 0.055 CMT4-4-R 1.3 1.3 4.0 0.032 0.032 CMT4-5-R 0.92 0.92 5.0 0.021 0.021 CMT4-6-R 0.53 0.53 6.5 0.013 0.013 Definitions: Electrical Characteristics: OCL = Open Circuit Inductance OCL (1-2) 0.10Vrms, 10kHz, 0.0Adc: (See Chart) DCR = Direct Current Resistance OCL (4-3) 0.10Vrms, 10kHz, 0.0Adc: (See Chart) Irms = rms current for 40C max temperature rise at worst case ambient temperature DCR (1-2) typ 20C: (See Chart) of 85C DCR (4-3) typ 20C: (See Chart) Hipot rating: winding to winding: 2400 Vac for 1 second. Turns Ratio: (1-2):(4-3) 1:1CMT-SERIES Common Mode Inductors (Through-Hole) Mechanical Diagrams CMT1 Series BOTTOM VIEW SCHEMATIC FRONT VIEW RECOMMENDED PCB LAYOUT SIDE VIEW CMT1-X wwllyy R 29.5 max 0.80 dia 1 4 1.15 dia 0.13 4 1 2 3 22.0 max 10.0 0.20 component side 1 4 36.5 max 3 2 3 2 13.0 0.20 Pin 1 indicator 3.8 typ 2 3 3 4 10.00 13.00 CMT2 Series RECOMMENDED PCB LAYOUT BOTTOM VIEW FRONT VIEW SIDE VIEW SCHEMATIC CMT2 - wwllyy R 36.5 max 3.00 dia 0.13 1.2 dia 1 4 4 1 3 2 15.0 44.5 max component side 26.5 max 0.20 4 1 3 2 3.2 4.0 3 2 Pin 1 indicator 1.0 2 3 21.0 0.20 3 4 15.0 21.0 0.2 0.2 CMT3 Series TOP VIEW BOTTOM VIEW RECOMMENDED PCB LAYOUT SIDE VIEW 5 typ z dia 15.0 Pin 1 Indicator y dia 1 2 0.20 Dia Dia ref ref 3 4 1 CMT3-1 0.58 0.83 2 2 15.0 CMT3-2 0.64 0.90 component side 0.20 CMT3-3 0.71 0.97 15.0 25.0 max Dia 0.20 CMT3-4 0.80 1.06 3 CMT3-5 0.89 1.15 4 3 CMT3-6 0.99 1.25 Dia 4 3 1 2 15.0 0.20 14 max CMT4 Series BOTTOM VIEW RECOMMENDED PCB LAYOUT FRONT VIEW SIDE VIEW 15.4 max z dia 25.0 max Dia Dia ref 1 4 ref y dia 12.00 CMT4-1 0.58 0.83 CMT4-2 0.64 0.90 4 1 11.0 component side CMT4-3 0.71 0.97 0.20 25.5 max CMT4-x CMT4-4 0.80 1.06 11.00 wwllyy - R CMT4-5 0.89 1.15 2 2 3 CMT4-6 0.99 1.25 3 5.0 typ 12.0 0.20 4 1 2 1 Pin 1 indicator (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