MSD7342-332MLC

Common Mode Chokes Overview

The MSD7342-332MLC is a shielded coupled power inductor from the Coilcraft MSD7342 series, designed for surface-mount applications. It features an inductance of 3.3 µH with a tolerance of 20%. The component has a DC resistance of 0.0185 ohms and supports an RMS current of 2.05 A, with a saturation current rating of 2.89 A. Its physical dimensions are 7.5 mm x 7.5 mm x 4.6 mm. The device operates within a temperature range of -40°C to +85°C and is RoHS compliant.

Common Mode Chokes Feature Summary

• Dual-wound coupled inductor structure optimized for SEPIC converter topologies
• Shielded magnetic design minimizes electromagnetic interference and stray flux
• Surface-mount package facilitates automated assembly and compact board layouts

Common Mode Chokes Applications

• SEPIC (Single-Ended Primary Inductor Converter) power supply designs
• DC-DC conversion circuits requiring voltage step-up or step-down capabilities
• Industrial power management systems operating within specified thermal limits

Common Mode Chokes Procurement Notes

Verify the specific suffix code against the manufacturer's official datasheet to confirm electrical characteristics and packaging details. Ensure the ordered part matches the required inductance value and current ratings for the target application. Confirm RoHS compliance status if environmental regulations apply to the end product. Cross-reference the manufacturer's part number with distributor listings to avoid counterfeit components.

Common Mode Chokes Selection Notes

Select this component when designing SEPIC converters that require coupled inductors with low DC resistance and high current handling. Consider the 7.5 mm square footprint and 4.6 mm height for PCB space constraints. Evaluate the thermal performance at the maximum operating temperature of 85°C. Compare saturation current requirements against the 2.89 A rating to ensure stable operation under peak load conditions.

Common Mode Chokes Part Context

This component belongs to the Coilcraft MSD7342 series of shielded coupled inductors. The series provides various inductance values tailored for power conversion applications. The MSD7342 family is characterized by its dual-wound construction and surface-mount compatibility, offering a robust solution for modern electronic power supplies requiring efficient energy storage and transfer.

Common Mode Chokes Replacement Considerations

Consult the official Coilcraft MSD7342 series datasheet for verified alternative part numbers within the same family. Substitutions must match the coupled inductor topology, physical dimensions, and electrical specifications. Do not substitute with single-wound inductors unless the circuit design is modified accordingly.