BK2125LM252-T

Chip Ferrite Bead Overview

The BK2125LM252-T is a multilayer chip bead inductor from the Taiyo Yuden BK series, designed for surface-mount applications. It features an impedance of 2.5 kOhms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 200 mA and has a maximum DC resistance of 750 mOhms. It operates within a temperature range of -55°C to +125°C. The physical dimensions are 2.00 mm in length, 1.25 mm in width, and 1.45 mm in height, conforming to the 0805 (2012 metric) package size.

Chip Ferrite Bead Feature Summary

• Multilayer construction for compact high-frequency noise suppression
• High impedance characteristics effective at 100 MHz
• RoHS compliant and halogen-free design

Chip Ferrite Bead Applications

• General-purpose EMI/RFI filtering in electronic circuits
• Signal line noise suppression in consumer electronics
• Power supply input/output filtering

Chip Ferrite Bead Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels due to obsolete status. Confirm RoHS compliance documentation matches specific production batches. Check for alternative sourcing options as standard availability is restricted. Ensure storage conditions adhere to moisture sensitivity level requirements prior to reflow soldering.

Chip Ferrite Bead Selection Notes

Select this component when a 2.5 kOhm impedance at 100 MHz is required for noise attenuation. Ensure the circuit current does not exceed 200 mA to prevent saturation. Verify that the 0805 footprint aligns with the PCB layout constraints. Consider thermal management capabilities within the specified operating temperature range during design integration.

Chip Ferrite Bead Part Context

This ferrite bead belongs to the BK series of multilayer chip bead inductors manufactured by Taiyo Yuden. The series offers various impedance and current ratings tailored for different filtering needs. The BK2125LM252-T specifically targets applications requiring moderate current handling with high impedance performance in a standard surface-mount package.

Chip Ferrite Bead Replacement Considerations

Public confirmed substitute part numbers: BK2125LM252-TV.