74270044

Overview

The Wurth Elektronik part number 74270044 is a WE-AFB series axial ferrite bead designed for electromagnetic interference suppression. It operates with an impedance of 300 Ohms at a frequency of 25 MHz. The component utilizes a single-turn configuration and features an axial leaded package structure. This device is engineered to attenuate high-frequency noise on cables, providing effective signal integrity protection in electronic circuits.

Feature Summary

• Provides electromagnetic interference suppression through high impedance characteristics
• Features an axial leaded design for straightforward cable integration
• Utilizes specialized ferrite material optimized for noise attenuation

Applications

• Cable noise filtering
• Signal line protection
• General EMI mitigation

Procurement Notes

Verify the specific impedance value and operating frequency against the official manufacturer datasheet before procurement. Confirm that the axial leaded form factor matches the target circuit board layout requirements. Ensure the component meets all necessary regulatory standards for the intended deployment environment.

Selection Notes

Select this component when a discrete axial ferrite bead is required for targeted noise reduction. Consider the 300 Ohm impedance level at 25 MHz to ensure compatibility with the noise spectrum present in the application. Evaluate physical space constraints due to the leaded package dimensions compared to surface-mount alternatives.

Part Context

This component belongs to the WE-AFB series from Wurth Elektronik, which specializes in axial ferrite beads for EMI suppression. The series offers various impedance values and package sizes to suit different cable diameters and noise frequencies. It serves as a passive filter element within broader electromagnetic compatibility solutions.

Replacement Considerations

Consult the official Wurth Elektronik cross-reference documentation for verified substitute part numbers. Do not assume interchangeability based solely on similar impedance ratings or package styles without confirming electrical performance data.