ELF-21N020A

Common Mode Chokes Overview

The ELF-21N020A is a common mode line filter manufactured by Panasonic Electronic Components. It belongs to the ELF-21C series and is designed for power line filtering applications. The component features a through-hole mounting type with a current rating of 2A and an AC voltage rating of 250V. It operates within a temperature range of -20°C to 115°C.

Common Mode Chokes Feature Summary

• Provides high impedance over a broad frequency range to effectively reduce noise
• Designed to prevent noise from impairing the functioning of connected equipment

Common Mode Chokes Applications

• Power line filtering in electronic circuits
• Common mode noise suppression in AC power inputs

Common Mode Chokes Procurement Notes

Verify the exact part number ELF-21N020A against official Panasonic documentation to ensure compatibility with your specific circuit requirements. Confirm that the 2A current rating and 250V AC voltage specifications meet your system's operational limits before procurement.

Common Mode Chokes Selection Notes

Select this component when common mode noise reduction is required for AC power lines operating up to 250V. Ensure the design accommodates the through-hole mounting style and the specified thermal operating range of -20°C to 115°C for reliable performance.

Common Mode Chokes Part Context

This component is part of Panasonic's ELF-21 series of common mode chokes, which are specialized filters for suppressing electromagnetic interference in power supply lines. The series is engineered for robust noise attenuation in various electronic applications requiring stable operation under defined electrical loads.