Description
•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: -40°C to +125°C
•Operating ambient temperature range: -40°C to +85°C
range is application specific. The internal “hot-spot”
temperature defines the maximum allowable currents,
which are limited to 130°C, including ambient.
Packaging
• Supplied in bulk packaging
Part Number OCL OCL I rms. DCR (Ω) typ DCR (Ω)typ
(mH) min (mH) min Amperes @ 20°C @ 20°C
(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:
OCL = Open Circuit Inductance
DCR = Direct Current Resistance
Irms = rms current for 40°C max temperature rise at worst case ambient temperature
of 85°C
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 @ 20°C: (See Chart)
DCR (4-3) typ @ 20°C: (See Chart)
Hipot rating: winding to winding: 2400 Vac for 1 second.
Turns Ratio: (1-2):(4-3) 1:1
CMT-SERIES
Common Mode Inductors
(Through-Hole)