BLM18PG471SH1D

Chip Ferrite Bead Overview

The Murata BLM18PG471SH1D is a single-line ferrite chip bead in the EMIFIL BLM18H series, designed for surface-mount installation in a 0603 (1608 metric) package. It exhibits an impedance of 470 Ohms at 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 1 A and maintains a maximum DC resistance of 0.2 Ohms. 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 effective suppression of electromagnetic interference across frequency ranges from several MHz to several GHz by leveraging resistive impedance characteristics in high-frequency bands.

Chip Ferrite Bead Applications

• Automotive safety systems
• Automotive powertrain circuits
• General automotive electronics

Chip Ferrite Bead Procurement Notes

Verify the specific suffix against official Murata documentation to confirm exact electrical tolerances and packaging configurations. Ensure the selected variant matches the required current rating and impedance specifications for the target circuit design before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when designing for automotive environments requiring AEC-Q200 compliance. The 0603 footprint offers space efficiency, while the 1A rating suits moderate current applications. Verify thermal management requirements given the operating temperature limits and DC resistance characteristics.

Chip Ferrite Bead Part Context

This part belongs to the Murata BLM18 series of EMIFIL ferrite beads, which are widely used for noise suppression in electronic circuits. The series utilizes ferrite materials to attenuate high-frequency noise, making it suitable for protecting sensitive components from electromagnetic interference in compact form factors.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Cross-referencing requires matching impedance values, current ratings, and package dimensions to ensure functional compatibility without altering circuit performance.