FB20009-3B

Chip Ferrite Bead Overview

The Bourns FB20009-3B is an axial leaded ferrite bead designed for wide-band choke applications. It exhibits a nominal impedance of 440 Ohms at a frequency of 100 MHz with a tolerance of ±25%. The component supports a maximum current rating of 5 Amperes and utilizes an axial package configuration suitable for through-hole mounting. This device belongs to the FB2000 series, characterized by high impedance and effective electromagnetic interference suppression across broad frequency ranges.

Chip Ferrite Bead Feature Summary

• Provides excellent EMI suppression capability across a wide frequency range
• Features high impedance characteristics suitable for wide-band choke applications
• Utilizes axial leaded construction for robust through-hole integration

Chip Ferrite Bead Applications

• Wide-band choke circuits
• Electromagnetic interference (EMI) suppression systems
• High impedance filtering applications

Chip Ferrite Bead Procurement Notes

Verify the specific impedance value and current rating against the official manufacturer datasheet prior to procurement. Confirm that the axial package dimensions align with your PCB layout requirements. Ensure the selected variant meets all environmental compliance standards required for your specific application environment.

Chip Ferrite Bead Selection Notes

Select this component when wide-band noise attenuation is required in high-current environments up to 5A. The 440 Ohm impedance at 100 MHz makes it suitable for suppressing broadband interference. Consider the axial form factor if through-hole mounting is preferred over surface mount alternatives within the same product family.

Chip Ferrite Bead Part Context

This part belongs to the Bourns FB2000 series of ferrite beads. The series is engineered for applications demanding high impedance and superior EMI suppression capabilities. These components are widely utilized in electronic designs where effective noise reduction across a broad spectrum is critical for maintaining signal integrity and system performance.

Chip Ferrite Bead Replacement Considerations

Check for direct substitutes within the FB2000 series that match the 440 Ohm impedance and 5A current rating. Verify physical footprint compatibility for axial through-hole mounting before substituting.