EMI0805R-220

Chip Ferrite Bead Overview

The Delevan EMI0805R-220 is a surface-mount ferrite bead designed for electromagnetic interference suppression. It features a 220 Ohm impedance at 100 MHz and operates with a maximum current rating of 500 mA. The component exhibits a low DC resistance of 220 mOhms, ensuring minimal signal loss in power lines. Housed in an 0805 (2012 Metric) package, it provides compact integration for high-frequency noise filtering applications.

Chip Ferrite Bead Feature Summary

• Provides effective attenuation of high-frequency electromagnetic interference signals
• Maintains low DC resistance to preserve power integrity in supply lines
• Supports continuous operation up to 500 mA without saturation

Chip Ferrite Bead Applications

• High-frequency noise suppression on DC power rails
• EMI/RFI filtering in portable electronic devices
• Signal integrity enhancement in communication modules

Chip Ferrite Bead Procurement Notes

Verify the exact impedance tolerance and current derating curves against the official datasheet before finalizing design specifications. Confirm that the 0805 footprint matches the target PCB layout constraints. Ensure the selected variant meets the required operating temperature range for the specific application environment.

Chip Ferrite Bead Selection Notes

Select this component when space-constrained designs require effective high-frequency noise suppression with moderate current handling capabilities. The 0805 form factor allows for dense board layouts while maintaining reliable performance in consumer electronics and industrial control systems where EMI compliance is critical.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the EMI0805R series from Delevan, specialized for surface-mount assembly. The series targets applications requiring robust EMI suppression in limited spaces. It complements other passive components by providing targeted frequency-dependent impedance characteristics essential for modern high-speed digital circuits.

Chip Ferrite Bead Replacement Considerations

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