MSD7342-564MLC

Common Mode Chokes Overview

The Coilcraft MSD7342-564MLC is a shielded coupled power inductor designed for SEPIC applications. It features a ferrite core and dual-wound SMT construction with a 560 µH inductance at 20% tolerance. The component supports a maximum current of 0.26 A and has a DC resistance of 4.43 Ohms. It measures 7.3 x 4.2 x 4.2 mm, operates between -40°C and +125°C, and holds AEC-Q200 qualification.

Common Mode Chokes Feature Summary

• Magnetic shielding provides compact packaging and tight winding-to-winding coupling
• Dual-wound structure optimized for SEPIC converter topologies
• AEC-Q200 qualified for automotive reliability standards

Common Mode Chokes Applications

• SEPIC power supply circuits
• Automotive electronics systems
• DC-DC conversion modules

Common Mode Chokes Procurement Notes

Verify the specific suffix 'MLC' against official Coilcraft documentation to confirm termination plating and material specifications. Ensure the selected variant meets the required thermal and electrical ratings for the target application environment before finalizing procurement.

Common Mode Chokes Selection Notes

Select this component when designing SEPIC converters requiring high coupling efficiency and magnetic shielding. Consider the 0.26 A current rating and 4.43 Ohm resistance for power loss calculations. Verify that the 7.3 x 4.2 mm footprint fits the PCB layout constraints.

Common Mode Chokes Part Context

This part belongs to the MSD7342 series of shielded coupled power inductors from Coilcraft. The series is characterized by its 1:1 coupling ratio and robust construction suitable for demanding environments. It serves as a specialized passive component for efficient energy transfer in isolated or non-isolated power stages.

Common Mode Chokes Replacement Considerations

Consult official Coilcraft cross-reference guides for verified substitutes. Generic coupled inductors may lack the specific coupling coefficient and shielding characteristics required for stable SEPIC operation.