74271221

Overview

The Würth Elektronik 74271221 is a STAR-TEC Snap ferrite core designed for EMI/RFI suppression. It features a split design with a safety key mechanism and measures 33.6 x 29.5 x 37.7 mm with a 13 mm aperture. The component exhibits an impedance of 151 Ω at 25 MHz and 130 Ω at 100 MHz. It operates within a temperature range of -25°C to +105°C and complies with RoHS standards.

Feature Summary

• Split snap-on design with integrated safety key technology
• Engineered for general electronic equipment EMI/RFI suppression
• Compliant with RoHS environmental standards

Applications

• General electronic equipment
• Cable EMI suppression
• Signal line filtering

Procurement Notes

Verify the specific part number against official Wurth Elektronik documentation to confirm impedance values and physical dimensions. Ensure compatibility with cable diameters up to 13 mm. Check for updated compliance certifications such as RoHS before finalizing procurement specifications.

Selection Notes

Select this component when a snap-on ferrite with a safety key is required for cables fitting within a 13 mm aperture. Consider the 151 Ω impedance at 25 MHz for effective noise suppression in general electronics applications. Verify thermal requirements against the -25°C to +105°C operating range.

Part Context

This component belongs to the Würth Elektronik STAR-TEC Snap series, which specializes in split ferrite cores. These cores are designed for easy installation on existing cables without disconnection. The series emphasizes secure locking mechanisms to prevent accidental opening during operation.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.