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CMT Series
Common Mode Line Chokes

New RoHS part numbers are shown. Lead was removed from terminations. The last character is now L to indicate RoHS compliance. (View old data sheet.)

Highest common mode impedance over the widest frequency range.
1250 Vrms isolation between windings.
Inductance values up to 125 mH.
Current ratings as high as 15 Amps.
IEC, UL, and VDE compliant.
RoHS-compliant. Tin-silver over copper terminations.

Photo Click icon in table for price Materials declaration CMT1 CMT2 CMT3 CMT4

PDF data sheet

SPECIFICATIONS

Dimensions

CMT-1 Series

CMT1-5.0-1L	5.0	1	80	0.207
CMT1-8.0-1L	8.0	1	125	0.270
CMT1-15.0-1L	15	1	233	0.430

CMT1-2.5-2L	2.5	2	42	0.090
CMT1-4.0-2L	4.0	2	70	0.095
CMT1-7.5-2L	7.5	2	74	0.108

CMT1-1.3-4L	1.3	4	20	0.029
CMT1-2.1-4L	2.1	4	36	0.036
CMT1-3.7-4L	3.7	4	40	0.040

CMT1-1.0-6L	1.0	6	19	0.022
CMT1-1.7-6L	1.7	6	34	0.032
CMT1-3.0-6L	3.0	6	35	0.027

CMT1-.6-9L	0.6	9	11	0.012
CMT1-1.1-9L	1.1	9	12	0.013
CMT1-1.9-9L	1.9	9	20	0.017

CMT1-.5-12L	0.5	12	9	0.008
CMT1-.8-12L	0.8	12	9	0.008
CMT1-1.4-12L	1.4	12	16	0.011

CMT1-.3-15L	0.3	15	6	0.005
CMT1-.6-15L	0.6	15	6.5	0.006
CMT1-1.1-15L	1.1	15	13.7	0.008

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CMT-2 Series

CMT2-7.5-1L	7.5	1	90	0.270
CMT2-13-1L	13.0	1	190	0.415
CMT2-3.8-2L	3.8	2	48	0.106
CMT2-6.5-2L	6.5	2	98	0.145

CMT2-1.9-4L	1.9	4	26	0.038
CMT2-3.3-4L	3.3	4	45	0.055
CMT2-1.5-6L	1.5	6	21	0.029
CMT2-2.6-6L	2.6	6	41	0.040

CMT2-.9-9L	0.9	9	17	0.014
CMT2-1.5-9L	1.5	9	15	0.013
CMT2-.7-12	0.7	12	14	0.011
CMT2-1.2-12L	1.2	12	14	0.011

CMT2-.5-15L	0.5	15	8.7	0.007
CMT2-.8-15L	0.8	15	10	0.007

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CMT-3 Series

CMT3-32-1	32	1	485	0.650
CMT3-56-1L	56	1	780	0.900
CMT3-16-2L	16	2	210	0.240
CMT3-28-2L	28	2	410	0.330

CMT3-8-4L	8.0	4	57.5	0.061
CMT3-14-4L	14	4	180	0.120
CMT3-6.6-6L	6.6	6	49	0.048
CMT3-11.5-6L	11.5	6	140	0.088

CMT3-4-9L	4.0	9	37	0.026
CMT3-7-9L	7.0	9	104	0.045
CMT3-3-12L	3.0	12	40	0.022
CMT3-5.2-12L	5.2	12	47	0.025

CMT3-2.5-15L	2.5	15	42	0.019
CMT3-4.4-15L	4.4	15	48	0.017

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CMT-4 Series

CMT4-72-1L	72	1	1400	1.15
CMT4-125-1L	125	1	1400	1.15
CMT4-36-2L	36	2	680	0.415
CMT4-62-2L	62	2	750	0.415

CMT4-19-4L	19	4	350	0.15
CMT4-32-4L	32	4	370	0.158
CMT4-15-6L	15	6	275	0.114
CMT4-26-6L	26	6	320	0.115

CMT4-10-9L	10	9	190	0.057
CMT4-17-9L	17	9	220	0.062
CMT4-7.5-12L	7.5	12	140	0.042
CMT4-13-12L	13	12	155	0.043

CMT4-6-15L	6.0	15	111	0.03
CMT4-10-15L	10	15	122	0.029

1	Inductance is per winding, tested at 15.75 kHz, 0 Adc.
2	Leakage inductance is measured from pin 1 to pin 4 with pins 2 and 3 shorted.
3	Ambient temperature range:	–40°C to +85°C
4	Storage temperature range:	Component: –40°C to +85°C Packaging: –55°C to +80°C
5	Electrical specifications at 25°C.
Refer to Soldering Coilcraft Components before soldering.

CMT Series Common Mode Line Chokes

SPECIFICATIONS