BLM18AG471WH1D

Chip Ferrite Bead Overview

The Murata BLM18AG471WH1D is a single-line ferrite chip bead designed for surface mount applications. It operates within an impedance range of 470 Ohms at 100 MHz with a maximum DC resistance of 0.2 Ohms. The component measures 1.6 mm in length, 0.8 mm in width, and 0.8 mm in height, conforming to the 0603 package standard. It supports an operating temperature range from -55 °C to +150 °C and meets AEC-Q200 automotive reliability standards.

Chip Ferrite Bead Feature Summary

• Provides high-frequency noise suppression through ferrite material properties
• Complies with AEC-Q200 automotive qualification requirements
• Supports lead-free manufacturing processes and RoHS compliance

Chip Ferrite Bead Applications

• Automotive electronic circuit noise filtering
• High-speed digital signal line interference suppression
• Power supply output noise reduction

Chip Ferrite Bead Procurement Notes

Verify the specific suffix WH1D against official Murata documentation to confirm exact impedance tolerance and packaging specifications. Ensure the procurement source provides valid traceability records for automotive-grade components. Cross-reference the manufacturer part number with current datasheets to confirm active status and availability before finalizing orders.

Chip Ferrite Bead Selection Notes

Select this component when designing circuits requiring robust noise attenuation in compact spaces. The 0603 footprint allows for dense board layouts while maintaining necessary isolation. Consider the low DC resistance to minimize voltage drop in power lines. Verify that the thermal performance aligns with the system's operational environment limits.

Chip Ferrite Bead Part Context

This component belongs to the BLM18 series of ferrite beads manufactured by Murata Electronics. The series offers various impedance values and current ratings tailored for different filtering needs. The BLM18AG variant specifically targets automotive applications, ensuring reliability under strict environmental conditions.

Chip Ferrite Bead Replacement Considerations

BLM18AG471SZ1D is documented as a parameter-equivalent substitute.