BLM21BD601SN1D

Chip Ferrite Bead Overview

The Murata BLM21BD601SN1D is a single-line ferrite chip bead in an 0805 (2012 metric) surface-mount package. It provides an impedance of 600 Ohms at a test frequency of 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 300 mA and has a maximum DC resistance of 350 mOhms. It operates within a temperature range of -55°C to +125°C. Physical dimensions are 2 mm in length, 1.25 mm in width, and 0.85 mm in height.

Chip Ferrite Bead Feature Summary

• Provides high impedance for effective noise suppression in signal lines
• Designed for surface-mount assembly on printed circuit boards
• Constructed from ferrite material for electromagnetic interference filtering

Chip Ferrite Bead Applications

• EMI suppression filters
• High-speed signal lines

Chip Ferrite Bead Procurement Notes

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

Chip Ferrite Bead Selection Notes

Select this component when a 600 Ohm impedance at 100 MHz is required for noise attenuation in compact designs. The 0805 footprint suits space-constrained layouts. Verify that the 300 mA current rating exceeds the maximum operating current of the protected line to prevent saturation. Confirm compatibility with standard reflow soldering profiles for SMD/SMT termination types.

Chip Ferrite Bead Part Context

This component belongs to the BLM21_xN series of ferrite chip beads manufactured by Murata Electronics. These components are designed for general-purpose noise suppression in electronic circuits. The BLM21BD601SN1D specifically utilizes a single-line configuration within the standardized 0805 case size, offering a balance between physical footprint and electrical performance for consumer and industrial electronics.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified alternatives. Generic equivalents may differ in impedance characteristics or current handling capabilities.