FCB-0805-221A

Chip Ferrite Bead Overview

The Signal Transformer FCB-0805-221A is a surface-mount power line ferrite bead designed for high-frequency noise suppression. It features an impedance of 220 Ohms at 100 MHz, housed in a compact 0805 (2012 Metric) package. The component supports a maximum DC current of 300 mA and exhibits a low DC resistance of 300 mOhm. This configuration ensures minimal signal attenuation while effectively attenuating electromagnetic interference in sensitive electronic circuits.

Chip Ferrite Bead Feature Summary

• Provides effective high-frequency noise filtering for power lines
• Compact surface-mount design suitable for space-constrained layouts
• Low DC resistance minimizes voltage drop across the circuit

Chip Ferrite Bead Applications

• Power supply input/output filtering
• Noise suppression in portable electronic devices
• Electromagnetic interference mitigation in consumer electronics

Chip Ferrite Bead Procurement Notes

Verify the specific impedance tolerance and current rating requirements against your circuit design before ordering. Confirm that the 0805 footprint matches your PCB silkscreen and copper pad dimensions. Ensure the 300 mA current handling capacity exceeds the maximum operating current of your application to prevent saturation or excessive heating during normal operation.

Chip Ferrite Bead Selection Notes

Select this component when a 220 Ohm impedance at 100 MHz is required for EMI suppression. The 0805 package size offers a balance between performance and board space efficiency. Consider the 300 mA current limit and 300 mOhm resistance to ensure compatibility with low-power signal lines where minimal insertion loss is critical for maintaining signal integrity.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the FCB-0805 series from Signal Transformer, which focuses on passive device solutions for noise control. The series utilizes advanced ferrite materials optimized for high-frequency attenuation. These components are engineered for reliability in various commercial and industrial environments, providing consistent performance across temperature variations typical in modern electronic assemblies.

Chip Ferrite Bead Replacement Considerations

Check datasheets for alternative ferrite beads with identical 220 Ohm @ 100 MHz impedance and compatible 0805 footprints. Verify that substitute parts meet the same 300 mA current rating and similar DC resistance specifications to maintain circuit performance without modification.