BLM18BD471BH1D

Chip Ferrite Bead Overview

The Murata BLM18BD471BH1D is a single-line ferrite chip bead in a 0603 (1608 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 250 mA and exhibits a maximum DC resistance of 550 mOhms. It operates within a temperature range of -55°C to +125°C and meets the AEC-Q200 automotive qualification standard.

Chip Ferrite Bead Feature Summary

• Provides high impedance for effective electromagnetic interference suppression on power lines
• Automotive-grade reliability certified under AEC-Q200 standards
• Compact 0603 footprint designed for dense surface-mount assembly

Chip Ferrite Bead Applications

• Automotive electronic systems
• Power line noise filtering
• General-purpose EMI suppression circuits

Chip Ferrite Bead Procurement Notes

Verify the specific suffix against official Murata documentation to confirm impedance, current rating, and termination specifications. Ensure the selected variant matches the required AEC-Q200 qualification if used in automotive applications. Cross-reference datasheet parameters with design requirements before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when a 0603 ferrite bead with 470 Ohm impedance at 100 MHz is required for power line protection. Consider the 250 mA current limit and 550 mOhm DC resistance during circuit design. Verify thermal performance within the specified operating temperature range for the target application environment.

Chip Ferrite Bead Part Context

This part belongs to the Murata BLM18 series of ferrite beads, which are widely used for EMI suppression in compact electronic designs. The BLM18BD variant specifically targets automotive and industrial applications requiring robust noise filtering in small form factors.

Chip Ferrite Bead Replacement Considerations

Consult official Murata substitution guides for verified alternatives. Generic equivalents may not match the AEC-Q200 certification or specific impedance characteristics.