BLM03BB220SN1D

Chip Ferrite Bead Overview

The Murata BLM03BB220SN1D is a single-line ferrite bead chip designed for surface-mount applications. It operates within a temperature range of -55°C to +125°C and utilizes a 0201 (0603 metric) package with dimensions of 0.6 mm length, 0.3 mm width, and 0.3 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 features a maximum DC resistance (DCR) of 500 mOhms.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression through high impedance characteristics at target frequencies
• Supports signal line filtering for noise reduction in compact electronic circuits
• Designed for reliable operation across extended industrial temperature ranges

Chip Ferrite Bead Applications

• Signal line noise filtering
• Electromagnetic interference suppression
• High-speed signal line protection

Chip Ferrite Bead Procurement Notes

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

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0201 footprint for signal integrity management. Evaluate the 200 mA current rating against peak load requirements to prevent saturation. Consider the 500 mOhm DCR impact on voltage drop in low-voltage signal paths. Confirm compatibility with standard reflow soldering profiles for surface-mount assembly processes.

Chip Ferrite Bead Part Context

This component belongs to the Murata EMIFIL BLM03 series of ferrite beads. The series offers various impedance values and current ratings within standardized small packages. These components are engineered for general-purpose noise suppression in portable electronics and communication devices requiring minimal board space.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.