74272131

Overview

The Würth Elektronik 74272131 is a snap-on ferrite core from the WE-STAR-TEC LFS series, designed for rapid installation on cables. It features a 7.5 mm inner diameter and measures 40.5 mm in length, 21 mm in width, and 24.5 mm in depth. The component utilizes 4W620 material to provide electromagnetic interference suppression. Key electrical parameters include an impedance of 180 Ω at 25 MHz and 310 Ω at 100 MHz. It operates within a temperature range of -25°C to +105°C and complies with RoHS and REACH standards.

Feature Summary

• Snap-on design enables quick manual installation without tools
• Integrated safety key technology prevents accidental opening
• High impedance performance across specified frequency ranges

Applications

• General EMI suppression applications
• Safety-related electronic applications
• Cable noise reduction in industrial equipment

Procurement Notes

Verify the specific suffix and material grade against official datasheets before ordering. Confirm that the safety key mechanism meets your assembly requirements. Ensure environmental compliance certifications match project specifications. Cross-reference impedance values at target frequencies to validate suitability for intended noise profiles.

Selection Notes

Select this component when tool-free installation is required for cable management. Choose based on the 7.5 mm aperture size constraint. Evaluate impedance characteristics at 25 MHz and 100 MHz against noise spectrum needs. Consider the operating temperature range for environmental compatibility.

Part Context

This part belongs to the WE-STAR-TEC LFS series, which focuses on fast-installation ferrite solutions. The series emphasizes ease of use through snap-fit mechanisms while maintaining robust electromagnetic interference filtering capabilities for various cable types.

Replacement Considerations

Check Wurth Elektronik STAR-TEC series alternatives with matching 7.5 mm apertures. Verify dimensional compatibility and impedance curves before substitution.