BLM18AG471SH1D

Chip Ferrite Bead Overview

The Murata BLM18AG471SH1D is a single-line ferrite bead in a 0603 (1608 metric) surface-mount package. It provides an impedance of 470 Ohms at 100 MHz with a maximum DC resistance of 250 milliohms. The component supports a rated current of 700 mA and operates within a temperature range of -55°C to +125°C. It meets AEC-Q200 automotive standards and complies with RoHS3 regulations.

Chip Ferrite Bead Feature Summary

• Functions as a resistive element at noise frequencies to minimize resonance and preserve signal waveform integrity
• Automotive-grade reliability certified under the AEC-Q200 standard for harsh environment durability
• Compact 0603 footprint designed for high-density surface-mount assembly on printed circuit boards

Chip Ferrite Bead Applications

• Automotive power distribution networks
• On-board electronic control unit filtering
• General-purpose noise suppression in compact 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 application circuit design.

Chip Ferrite Bead Selection Notes

Select this component when a 0603 form factor is required for space-constrained designs. The 700 mA rating suits moderate current paths, while the 470 Ohm impedance targets specific frequency bands. Confirm compatibility with automated pick-and-place equipment due to the tape-and-reel packaging format.

Chip Ferrite Bead Part Context

This part belongs to the EMIFIL BLM18AG series, which offers various impedance values within the standard 0603 case size. The series is engineered for general EMI suppression in both consumer and automotive sectors, providing consistent performance across wide temperature ranges.

Chip Ferrite Bead Replacement Considerations

Direct substitutes include other BLM18AG variants with identical 0603 dimensions but different impedance or current ratings. Cross-reference the datasheet for mechanical compatibility before substituting.