ELF-18D270D

Common Mode Chokes Overview

The ELF-18D270D is a common mode choke from the Panasonic 270H series, designed for through-hole mounting. It features two lines with a rated current of 1.1 A and an inductance value associated with the 270D designation. The component utilizes a vertical package configuration with four PC pins. It is classified under common mode line filters within the inductors, chokes, and coils subcategory.

Common Mode Chokes Feature Summary

• Provides common mode noise suppression for dual-line circuits
• Supports through-hole PCB integration via vertical pin configuration
• Constructed as a standard part within the 270H series

Common Mode Chokes Applications

• Common mode line filtering
• Power supply noise reduction
• Signal integrity protection in electronic assemblies

Common Mode Chokes Procurement Notes

Verify end-of-life status and availability constraints before procurement planning. Confirm RoHS compliance details and specific datasheet revisions. Ensure compatibility with existing board layouts due to the vertical package and pin spacing requirements. Check for regional sales restrictions or limited distribution channels that may impact sourcing timelines.

Common Mode Chokes Selection Notes

Select this component for applications requiring common mode chokes with a 1.1 A current rating. Verify that the vertical four-pin through-hole package fits the mechanical constraints. Compare electrical characteristics against system noise profiles to ensure adequate attenuation. Confirm that the 270H series specifications meet the thermal and environmental operating conditions of the target design.

Common Mode Chokes Part Context

This component belongs to the ELF series of common mode chokes manufactured by Panasonic Electronic Components. It is categorized under power inductors and chokes. The 270H series designation indicates specific performance parameters relative to other variants in the lineup. It serves as a passive filter element for electromagnetic interference mitigation.

Common Mode Chokes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate alternative common mode chokes with matching current ratings and package dimensions if this part is discontinued.