742792034

Overview

The Würth Elektronik WE-CBF 742792034 is a surface-mount ferrite bead designed for EMI suppression in single-line applications. It features an 0805 (2012 metric) package with dimensions of 2.00mm length, 1.20mm width, and a maximum height of 1.10mm. The component provides an impedance of 220 Ohms at 100 MHz and supports a maximum DC current of 300mA. It has a maximum DC resistance of 300 mOhms and operates within a temperature range of -55°C to +125°C.

Feature Summary

• Provides effective electromagnetic interference suppression for high-speed digital signals
• Features low DC resistance to minimize signal loss in power or data lines
• Complies with AEC-Q200 automotive qualification standards for reliability

Applications

• High-speed interfaces such as USB 2.0 and IEEE 1394
• LVDS signal line protection
• Control signals including RS232 communication lines

Procurement Notes

Verify the specific impedance tolerance and DC resistance values against the official datasheet before integration. Confirm that the 0805 footprint matches the PCB layout requirements. Ensure the selected packaging format aligns with automated assembly capabilities. Check for RoHS compliance status if required by project specifications.

Selection Notes

Select this component when space-constrained designs require SMT ferrite beads for EMI filtering. The 0805 package offers a balance between current handling and board area. Consider the 300mA rating for appropriate circuit loads. The AEC-Q200 qualification makes it suitable for automotive electronics requiring robust performance under varying thermal conditions.

Part Context

This part belongs to the Würth Elektronik WE-CBF series of special SMD chip bead ferrites. These components are engineered for direct placement on printed circuit boards, offering excellent anti-EMI properties. The series is designed to address noise suppression needs in compact electronic devices without compromising signal integrity.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.