7427122

Overview

The Würth Elektronik 7427122 is a snap-on ferrite core from the STAR-TEC series, designed for electromagnetic interference suppression. It features a 13 mm aperture and measures 42.2 mm x 33.5 mm x 28.8 mm. Constructed with 4W620 material, it provides an impedance of 151 Ω at 25 MHz and 270 Ω at 100 MHz. The component complies with REACH and RoHS standards.

Feature Summary

• Snap-on design allows for rapid installation on cables without disconnection
• Utilizes 4W620 ferrite material for effective high-frequency noise attenuation
• Plastic housing protects internal magnetic components and ensures mechanical stability

Applications

• Electromagnetic interference suppression
• General application noise filtering
• Safety-related application cable protection

Procurement Notes

Verify the specific part number 7427122 against official Wurth Elektronik documentation to confirm impedance values and physical dimensions. Ensure compliance requirements such as RoHS and REACH are explicitly stated in the current datasheet version before procurement. Cross-reference manufacturer specifications to avoid substitution errors.

Selection Notes

Select this component when a 13 mm cable diameter requires snap-on EMI suppression. The 4W620 material offers balanced performance for general industrial applications. Consider the external dimensions for spatial constraints. Verify that the operating temperature range aligns with the system environment requirements specified in the technical data sheet.

Part Context

This component belongs to the STAR-TEC series of snap-on ferrite cores. The series provides various aperture sizes and impedance characteristics to suit different cable diameters and frequency ranges. The 7427122 variant specifically targets larger cables requiring moderate impedance at 100 MHz.

FAQ

What is the impedance of the 7427122 at 100 MHz?

The impedance is 270 Ω at 100 MHz.

Does the 7427122 require tools for installation?

No, it features a snap-on design that does not require wrenches or additional tools for installation.