BLM21PG300BH1D

Chip Ferrite Bead Overview

The Murata BLM21PG300BH1D is a single-line ferrite bead in an 0805 (2012 metric) surface-mount package. It provides 20 Ohms impedance at 100 MHz with a maximum DC current rating of 2.3A and a maximum DC resistance of 14mOhms. The component operates within a temperature range of -55°C to 150°C and holds AEC-Q200 automotive qualification.

Chip Ferrite Bead Feature Summary

• Automotive-grade reliability certified under AEC-Q200 standards
• High current handling capability suitable for power line filtering
• Wide operating temperature range extending to 150°C

Chip Ferrite Bead Applications

• Power line noise suppression in automotive electronics
• EMI suppression filters for high-current circuits
• Signal integrity protection in automotive control modules

Chip Ferrite Bead Procurement Notes

Verify the specific suffix BH1D against official Murata documentation to confirm impedance tolerance and packaging details. Ensure the selected variant matches the required 2.3A current rating and 20 Ohm impedance specifications for the intended application circuit design.

Chip Ferrite Bead Selection Notes

Select this component when high current capacity and wide temperature stability are required for automotive power lines. The 0805 footprint offers space efficiency while maintaining robust performance characteristics essential for reliable operation in demanding electronic environments.

Chip Ferrite Bead Part Context

This part belongs to the BLM21PG series, designed specifically for automotive applications. It utilizes Murata's EMIFIL technology to provide effective electromagnetic interference suppression in compact surface-mount formats suitable for modern electronic assemblies.

Chip Ferrite Bead Replacement Considerations

BLM21PG300SN1D is listed as a similar alternative within the same series.