BLM21BB151SH1D

Chip Ferrite Bead Overview

The Murata BLM21BB151SH1D is a single-line ferrite chip bead in the EMIFIL BLM21_H series, housed in an 0805 (2012 metric) surface-mount package. It provides an impedance of 150 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 600 mA and has a maximum DC resistance of 250 mOhms. It operates within a temperature range of -55°C to +125°C and meets AEC-Q200 automotive qualification standards.

Chip Ferrite Bead Feature Summary

• Provides high-impedance attenuation for differential mode noise suppression on single signal lines
• Automotive-grade reliability certified under AEC-Q200 standards for harsh environment durability
• Compact 0805 footprint designed for efficient space utilization in dense surface-mount layouts

Chip Ferrite Bead Applications

• Noise suppression in automotive electronic control units
• Signal line filtering in mobile communication devices
• Power supply noise reduction in industrial equipment

Chip Ferrite Bead Procurement Notes

Verify the complete part number including suffixes against official manufacturer documentation to ensure correct impedance and termination specifications. Confirm that the required AEC-Q200 automotive qualification aligns with specific project reliability requirements before finalizing procurement decisions.

Chip Ferrite Bead Selection Notes

Select this component when a 150 Ohm impedance at 100 MHz is required for single-line noise suppression. Ensure the circuit current does not exceed the 600 mA rating to prevent performance degradation. Verify that the 0805 package dimensions fit the available PCB real estate and thermal management constraints.

Chip Ferrite Bead Part Context

This component belongs to the Murata EMIFIL BLM21_H series of ferrite beads. The series offers various impedance values within the standard 0805 package size, providing designers with options for different noise filtering requirements while maintaining consistent physical dimensions and mounting characteristics across the product family.

Chip Ferrite Bead Replacement Considerations

Check for equivalent parts within the BLM21BB series offering similar 150 Ohm impedance and 600 mA current handling capabilities. Verify package compatibility and electrical parameters before substitution.