BDS3/3/8.9-4S2

Overview

The Ferroxcube BDS3/3/8.9-4S2 is a ferrite bead designed for electromagnetic interference suppression in electronic circuits. It features an impedance of 100Ω at 100MHz and 65Ω at 25MHz. The component has physical dimensions of 2.8mm by 6.4mm. It is rated for a current capacity of 10A with a direct current resistance characteristic suitable for power line filtering applications.

Feature Summary

• Provides high impedance to suppress high-frequency noise on signal and power lines
• Capable of handling high continuous current loads without saturation
• Compact surface-mount form factor facilitates integration into dense PCB layouts

Applications

• Power supply input/output filtering
• High-speed data line noise suppression
• EMI reduction in consumer electronics

Procurement Notes

Verify the specific suffix designation during procurement, as variations such as -Z may indicate distinct packaging or handling specifications. Confirm that the required impedance values align with the target frequency range of the application. Ensure compatibility with standard surface-mount assembly processes and reflow soldering profiles specified by the manufacturer.

Selection Notes

Select this component when designing circuits requiring effective attenuation of radio frequency interference above 25MHz. Evaluate the thermal performance under maximum load conditions to ensure reliability. Compare the impedance profile against alternative materials if lower loss at specific frequencies is critical for the system performance.

Part Context

This ferrite bead belongs to Ferroxcube's passive components portfolio, which includes various magnetic materials optimized for different frequency ranges. The company provides design tools like SFDT to assist engineers in selecting appropriate magnetic components for specific electromagnetic compatibility requirements.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Engineers should consult official Ferroxcube resources or authorized distributors for verified cross-reference information before implementing any alternative components.