BK2125HS470-T

Chip Ferrite Bead Overview

The BK2125HS470-T is a single-line ferrite chip bead manufactured by Taiyo Yuden in an 0805 (2012 metric) surface-mount package. It provides an impedance of 47 ohms at 100 MHz with a tolerance of ±25%. The component supports a maximum DC current rating of 1A and features a maximum DC resistance (DCR) of 50 milliohms. It operates within a temperature range of -55°C to +85°C.

Chip Ferrite Bead Feature Summary

• Multi-layer construction for compact high-frequency noise suppression
• Single-line configuration for power line filtering applications
• Surface-mount design compatible with standard SMT assembly processes

Chip Ferrite Bead Applications

• Power supply input/output filtering
• High-speed digital signal line noise suppression
• EMI reduction in portable electronic devices

Chip Ferrite Bead Procurement Notes

Verify the specific suffix and packaging format against official Taiyo Yuden documentation, as availability may vary by region. Confirm that the component status aligns with project requirements, noting potential obsolescence or lifecycle changes indicated in manufacturer notifications. Ensure compatibility with existing PCB footprints and reflow soldering profiles specified in the datasheet.

Chip Ferrite Bead Selection Notes

Select this component when a 47-ohm impedance at 100 MHz is required for noise attenuation in space-constrained designs. The 1A current rating suits moderate-power applications, while the low DCR minimizes voltage drop. Verify thermal performance under continuous load conditions and ensure the operating temperature range meets environmental specifications.

Chip Ferrite Bead Part Context

This part belongs to the BK series of multi-layer ferrite beads from Taiyo Yuden. These components are designed for EMI suppression in consumer electronics and industrial equipment. The 0805 package offers a balance between current handling capability and board space efficiency compared to smaller packages.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult Taiyo Yuden's official cross-reference tools or distributor databases for verified alternatives if this component is obsolete.