BLM02BC220SN1D

Chip Ferrite Bead Overview

The Murata BLM02BC220SN1D is a single-line ferrite bead designed for surface-mount applications. It operates within the BLM02xX_SN series and utilizes a 1005 (0402 metric) package with dimensions of 1.0 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 22 Ohms at 100 MHz with a tolerance of 25%. It supports a maximum DC current of 200 mA and exhibits a maximum DC resistance of 900 mOhms. The device functions reliably across a temperature range from -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides effective electromagnetic interference suppression for high-speed signal lines
• Supports high-density surface-mount assembly in compact electronic designs
• Ensures stable performance across extended industrial temperature ranges

Chip Ferrite Bead Applications

• Electromagnetic interference filtering in mobile devices
• Signal line protection in consumer electronics
• High-density surface-mount assemblies requiring compact components

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against official Murata documentation to confirm packaging and compliance details. Ensure the selected variant matches the required impedance and current ratings for the target circuit design. Cross-reference the manufacturer part number with authorized distributor catalogs to validate authenticity and technical specifications before procurement.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0402 footprint for EMI suppression. The 22 Ohm impedance at 100 MHz suits moderate noise attenuation needs. Verify that the 200 mA current rating exceeds the maximum operating current of the protected signal line to prevent saturation or excessive heating during normal operation.

Chip Ferrite Bead Part Context

This component belongs to the BLM02xX_SN series of chip ferrite beads manufactured by Murata Electronics. These parts are engineered for general-purpose electromagnetic interference suppression in portable and consumer electronic equipment. The series offers various impedance values within a standardized small outline package to facilitate flexible circuit board layout and design optimization.

Chip Ferrite Bead Replacement Considerations

BLM02PX220SN1D: Similar 0402 ferrite bead with 22 Ohms impedance but rated for 750 mA DC current.

Chip Ferrite Bead FAQ

What is the maximum DC current rating for the BLM02BC220SN1D?

The maximum DC current rating is 200 mA.

Does this component support surface-mount technology?

Yes, it is designed for SMD/SMT installation on printed circuit boards.