ELF-18D235F

Common Mode Chokes Overview

The Panasonic ELF-18D235F is a two-line common mode choke designed for through-hole mounting. It features an inductance of 47 mH measured at 1 kHz and supports a maximum current rating of 300 mA. The component exhibits a typical DC resistance (DCR) of 2.768 Ohms per line. This passive filter element is constructed to suppress electromagnetic interference in dual-circuit applications, providing reliable noise attenuation within its specified electrical parameters.

Common Mode Chokes Feature Summary

• Provides common mode noise suppression for two-line circuits
• Designed for through-hole PCB mounting technology
• Offers high inductance value for effective low-frequency filtering

Common Mode Chokes Applications

• Power supply input filtering
• Data line noise suppression
• General purpose EMI reduction in electronic assemblies

Common Mode Chokes Procurement Notes

Verify the specific suffix 'F' against official Panasonic documentation to confirm material composition and compliance status. Datasheets may indicate lead content or RoHS non-compliance for certain variants. Confirm package dimensions and pin compatibility with your design before ordering. Ensure the source provides valid traceability for this specific part number.

Common Mode Chokes Selection Notes

Select this component when a 47 mH inductance is required for common mode noise reduction in two-wire configurations. Verify that the 300 mA current rating meets the operational requirements of the target circuit. Consider the physical size constraints for through-hole placement on the printed circuit board during the design phase.

Common Mode Chokes Part Context

This component belongs to the ELF-18D series of common mode chokes from Panasonic Electronic Components. The series offers various inductance values tailored for different filtering needs. These components are standard passive filters used in electronics manufacturing to ensure signal integrity and regulatory compliance regarding electromagnetic emissions.

Common Mode Chokes FAQ

What is the inductance tolerance for the ELF-18D235F?

Official datasheets specify the nominal inductance as 47 mH at 1 kHz. Specific tolerance percentages should be confirmed in the detailed specification sheet.

Is the ELF-18D235F RoHS compliant?

Available information indicates that this specific variant may contain lead and be RoHS non-compliant. Verification against the latest manufacturer datasheet is required for compliance confirmation.