BLM41PG471SZ1L

Chip Ferrite Bead Overview

The Murata BLM41PG471SZ1L is a chip ferrite bead in the 1806 (4516 metric) surface-mount package. It provides an impedance of 470 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 2 A and features a maximum DC resistance of 50 mOhms. It operates within a temperature range of -55°C to +125°C. Physical dimensions are 4.5 mm in length, 1.6 mm in width, and 1.6 mm in height. The unit weighs 51 mg and is unshielded.

Chip Ferrite Bead Feature Summary

• Provides effective high-frequency noise reduction for signal filtering applications
• Complies with AEC-Q200 qualification standards for automotive electronics reliability
• Designed for surface-mount assembly on printed circuit boards

Chip Ferrite Bead Applications

• Automotive electronics power train and safety systems
• General electromagnetic interference suppression
• Power supply circuit filtering

Chip Ferrite Bead Procurement Notes

Verify the specific suffix configuration against official documentation to ensure correct impedance and current ratings. Confirm that the selected variant meets the required AEC-Q200 automotive qualification level for the intended application environment. Cross-reference the package dimensions and termination type with the target PCB footprint design prior to procurement.

Chip Ferrite Bead Selection Notes

Select this component when a 470 Ohm impedance at 100 MHz is required for noise suppression in high-current circuits up to 2 Amperes. Ensure the 1806 package size fits the available board space. Consider the low DC resistance value to minimize voltage drop and power loss in the signal path during normal operation conditions.

Chip Ferrite Bead Part Context

This part belongs to the BLM41_SZ series of chip ferrite beads manufactured by Murata Electronics. The series is specifically engineered for automotive electronic applications, offering robust performance under varying thermal conditions while maintaining compact physical dimensions suitable for dense surface-mount layouts.

Chip Ferrite Bead Replacement Considerations

Consult official Murata documentation for confirmed substitute part numbers within the same series or family before implementation.