CMT1-4-R

$7.50

Description：CMC 21MH 1.37A 2LN TH
Series：CMT
Mfr：Eaton - Electronics Division
Package：Bulk

SKU:4165b90a193e Category: Common Mode Chokes Brand: Eaton - Electronics Division

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Product introduction

CMT1-4-R is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Eaton - Electronics Division. Its product description is CMC 21MH 1.37A 2LN TH. Review the specifications below when checking this part for your BOM.

Common Mode Chokes specifications for CMT1-4-R

Description：CMC 21MH 1.37A 2LN TH
Series：CMT
Mfr：Eaton - Electronics Division
Package：Bulk
Filter Type：Power Line
Number of Lines：2
Current Rating (Max)：1.37A
DC Resistance (DCR) (Max)：350mOhm (Typ)
Voltage Rating - DC：-
Voltage Rating - AC：-
Operating Temperature：-40°C ~ 125°C
Ratings：-
Approval Agency：-
Features：-
Mounting Type：Through Hole
Size / Dimension：1.161" L x 0.866" W (29.50mm x 22.00mm)
Height (Max)：1.437" (36.50mm)
Package / Case：Vertical, 4 PC Pin
Inductance @ Frequency：21 mH @ 10 kHz
Impedance @ Frequency：-

Common Mode Chokes datasheet and documents for CMT1-4-R

CMT1-4-R

Common Mode Chokes Overview

The Eaton CMT1-4-R is a two-line common mode choke designed for through-hole mounting. It provides an inductance of 21 mH at 10 kHz with a maximum current rating of 1.37 A. The component features a typical DC resistance of 350 milliohms and operates within a temperature range of -40°C to 125°C. Its physical dimensions are 29.50 mm in length, 22.00 mm in width, and up to 36.50 mm in height.

Common Mode Chokes Feature Summary

Provides high common mode noise suppression via 21 mH inductance at 10 kHz
Supports continuous currents up to 1.37 A with low DC resistance
Rated for extended industrial operating temperatures from -40°C to 125°C

Common Mode Chokes Applications

Power line filtering
Electromagnetic interference suppression
Industrial equipment noise reduction

Common Mode Chokes Procurement Notes

This component is officially listed as obsolete by the manufacturer. Verify availability through authorized distributors or secondary markets. Confirm that replacement units match original specifications, including pin configuration and thermal ratings. Ensure compliance with RoHS directives if required for your specific application environment.

Common Mode Chokes Selection Notes

Select this part when high inductance is required for power line filtering in through-hole designs. Consider the 1.37 A current limit and 350 milliohm resistance for circuit compatibility. Evaluate the vertical package size against board space constraints. Compare against similar CMT series variants for alternative current or inductance requirements.

Common Mode Chokes Part Context

The CMT1-4-R belongs to the CMT series of common mode chokes manufactured by Eaton Electronics Division. This series focuses on power line applications requiring robust noise attenuation. The component utilizes a vertical through-hole package suitable for standard PCB assembly processes.