CMT3-1-R

Common Mode Chokes Overview

The CMT3-1-R is a two-line common mode choke manufactured by Eaton Electronics Division, designed for through-hole mounting. It features an inductance of 5.4 mH measured at 10 kHz and supports a maximum DC current of 2 A. The component exhibits a typical DC resistance (DCR) of 120 milliohms. Its physical dimensions are 25.00 mm in length, 25.00 mm in width, and a maximum height of 14.00 mm. The unit operates within a temperature range of -40°C to 125°C and utilizes a horizontal package with four pins.

Common Mode Chokes Feature Summary

• Provides common mode noise suppression for power lines using a two-line configuration.
• Constructed for reliable through-hole PCB integration with a horizontal footprint.
• Engineered to handle high DC currents while maintaining low series resistance.

Common Mode Chokes Applications

• Power supply input filtering
• EMI suppression in electronic equipment
• Signal integrity protection in data lines

Common Mode Chokes Procurement Notes

Verify the obsolete status of this part number before initiating procurement processes. Confirm availability of qualified replacement components such as KEMET SS30V-300054. Ensure that any substitute parts meet the original electrical specifications and mechanical form factors required for your specific design implementation.

Common Mode Chokes Selection Notes

Select this component when designing circuits requiring robust common mode noise attenuation at 10 kHz. Consider the 2 A current rating and 120 milliohm DCR for thermal management. Verify that the through-hole mounting style and 25.00 mm x 25.00 mm footprint align with your PCB layout constraints and assembly capabilities.

Common Mode Chokes Part Context

This component belongs to the CMT series of common mode chokes from Eaton Electronics Division. The series is characterized by its use in power line filtering applications. The CMT3-1-R specifically addresses requirements for moderate inductance values in a standard through-hole package format suitable for general industrial and commercial electronics.

Common Mode Chokes Replacement Considerations

The KEMET SS30V-300054 is listed as a similar alternative part. Evaluate its electrical parameters and physical dimensions to ensure compatibility with existing board layouts and circuit performance requirements before substitution.