ELF-14M040E

Common Mode Chokes Overview

The ELF-14M040E is a two-line common mode choke manufactured by Panasonic Electronic Components. It is designed for through-hole mounting and supports a rated current of 400mA. The component exhibits an inductance of 3.5mH at the specified frequency and features a typical DC resistance (DCR) of 1.35Ω. This filter belongs to the M series line filter category, providing electromagnetic interference suppression for dual-line circuits.

Common Mode Chokes Feature Summary

• Provides common mode noise filtering for two-line configurations
• Designed for through-hole PCB mounting applications
• Supports continuous operation at a rated current of 400mA

Common Mode Chokes Applications

• Electromagnetic interference suppression in dual-line power circuits
• Signal integrity protection in electronic equipment requiring common mode chokes
• Noise reduction in consumer or industrial electronics utilizing Panasonic M series filters

Common Mode Chokes Procurement Notes

Verify component authenticity and RoHS compliance status through official Panasonic documentation or authorized distributors. Confirm that the specific batch matches the required lead-free or leaded specifications as indicated in the datasheet. Ensure storage conditions adhere to manufacturer guidelines to maintain performance integrity before installation.

Common Mode Chokes Selection Notes

Select this component when a 3.5mH inductance and 400mA current rating are required for two-line common mode filtering. Verify that the 1.35Ω DCR fits within the circuit's voltage drop constraints. Ensure the through-hole package dimensions align with the target PCB layout and that the operating temperature range meets system requirements.

Common Mode Chokes Part Context

This part belongs to Panasonic's ELF series of common mode chokes, specifically the M series line filters. These components are engineered for general-purpose EMI suppression in electronic assemblies. The ELF-14M040E represents a standard offering within this family, characterized by its specific inductance and current handling capabilities for dual-line applications.

Common Mode Chokes Replacement Considerations

Consult Panasonic's official cross-reference guides for verified substitutes. Ensure any replacement maintains identical inductance, current rating, and physical footprint. Generic equivalents may not guarantee the same performance characteristics or reliability standards.