BLM03HD471SN1D

Chip Ferrite Bead Overview

The Murata BLM03HD471SN1D is a single-line chip ferrite bead in the EMIFIL BLM03 series, housed in a 0201 (0603 metric) surface-mount package. It provides an impedance of 470 Ohms at 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 175 mA and exhibits a maximum DC resistance of 1.3 Ohms. It operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides high-impedance noise suppression for signal lines in compact designs
• Engineered for effective EMI filtering in digital interface applications
• Constructed for reliable operation across wide industrial temperature ranges

Chip Ferrite Bead Applications

• EMI suppression filters for digital interfaces
• Signal line noise reduction in portable devices
• High-frequency circuit protection in compact electronics

Chip Ferrite Bead Procurement Notes

Verify the specific suffix SN1D against official Murata documentation to confirm packaging and terminal specifications. Ensure the selected variant matches the required 0201 footprint and electrical ratings for the target application design.

Chip Ferrite Bead Selection Notes

Select this component when space constraints require a 0201 footprint while maintaining significant noise attenuation at 100 MHz. Evaluate the 175 mA current rating against peak load requirements to prevent saturation or excessive thermal rise during operation.

Chip Ferrite Bead Part Context

This part belongs to the Murata EMIFIL BLM03 series, designed for high-density PCB layouts. It serves as a specialized solution for suppressing electromagnetic interference in small form-factor electronic devices where standard larger ferrites cannot fit.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified equivalents. Cross-reference impedance curves and physical dimensions before adopting alternative components to ensure circuit compatibility.