BLM18BA050SH1D

Chip Ferrite Bead Overview

The Murata BLM18BA050SH1D is a single-line ferrite chip bead in the BLM18_H series, housed in a 0603 (1608 metric) SMD package. It provides an impedance of 5 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 500 mA and has a maximum DC resistance of 100 mOhms. It operates within a temperature range of -55°C to +125°C and meets AEC-Q200 automotive qualification standards.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression through high-impedance characteristics at specific frequencies
• Designed for surface-mount assembly on printed circuit boards
• Qualified for automotive applications under AEC-Q200 reliability standards

Chip Ferrite Bead Applications

• Automotive electronic circuits requiring EMI filtering
• Power supply lines for noise attenuation
• Signal line protection in compact electronic devices

Chip Ferrite Bead Procurement Notes

Verify the complete part number against official Murata documentation to ensure correct impedance and packaging specifications. Confirm that the selected variant matches the required automotive qualification status and physical dimensions for your specific PCB layout constraints before finalizing procurement orders.

Chip Ferrite Bead Selection Notes

Select this component when a low impedance value of 5 Ohms is required for noise suppression in space-constrained designs. Ensure the operating current does not exceed 500 mA to prevent saturation or excessive heating. Verify compatibility with standard 0603 footprints and reflow soldering profiles suitable for automotive-grade components.

Chip Ferrite Bead Part Context

This component belongs to the BLM18_H series of ferrite beads manufactured by Murata Electronics. The series offers various impedance values within the same 0603 footprint, allowing designers to customize filtering characteristics without altering the board layout. The BA suffix indicates specific material properties optimized for general-purpose noise suppression.

Chip Ferrite Bead Replacement Considerations

Check for other BLM18BA variants with different impedance ratings if filtering requirements change. Consider BLM18SP series for higher current handling capabilities if the application demands more than 500 mA. Always verify pinout and dimensional compatibility before substituting.