MSD7342-224MLC

Common Mode Chokes Overview

The MSD7342-224MLC is a shielded coupled power inductor from the Coilcraft MSD7342 series, designed for surface-mount technology. It features a 1:1 coupling ratio and utilizes a ferrite core with magnetic shielding to minimize electromagnetic interference. The component has an inductance of 220 µH with a tolerance of ±20%. It is rated for a current of 0.42 A and possesses a DC resistance of 1.72 Ω. The device operates within a temperature range of -40°C to +85°C and complies with AEC-Q200 standards for automotive applications.

Common Mode Chokes Feature Summary

• Features tight winding-to-winding coupling suitable for SEPIC converter topologies
• Includes magnetic shielding for compact packaging and reduced EMI
• Complies with AEC-Q200 qualification for automotive reliability

Common Mode Chokes Applications

• SEPIC converter circuits
• Automotive power supply designs
• DC-DC conversion systems requiring coupled inductors

Common Mode Chokes Procurement Notes

Verify the specific suffix 'C' indicates a 7-inch machine-ready reel packaging format. Confirm the part meets AEC-Q200 requirements if used in automotive contexts. Ensure the 220 µH inductance and 0.42 A current rating align with the target circuit design specifications before procurement.

Common Mode Chokes Selection Notes

Select this component when a shielded, coupled inductor is required for SEPIC applications. The 1:1 coupling ratio and magnetic shielding make it suitable for space-constrained designs. Verify that the 220 µH value and 0.42 A current handling meet the system's electrical requirements.

Common Mode Chokes Part Context

This part belongs to the MSD7342 series of shielded coupled power inductors manufactured by Coilcraft. The series is characterized by its compact SMD footprint and ferrite core construction. The MSD7342-224MLC specifically denotes the 220 µH variant with matte tin over nickel terminations and reel packaging.

Common Mode Chokes Replacement Considerations

Substitutes must match the 220 µH inductance, 1:1 coupling ratio, and physical dimensions. Verify compatibility with SEPIC topologies and ensure equivalent current ratings and thermal performance are maintained.