BLM18BA100SN1D

Chip Ferrite Bead Overview

The Murata BLM18BA100SN1D is a single-line ferrite chip bead in the EMIFIL BLM18BA series, housed in a 0603 (1608 metric) surface-mount package measuring 1.6 mm x 0.8 mm x 0.95 mm. It provides an impedance of 10 Ohms at 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 500 mA and features a maximum DC resistance of 250 mOhms. It operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides EMI suppression for high-speed signal lines through frequency-dependent impedance characteristics
• Designed for surface-mount assembly in compact electronic circuits
• Constructed from ferrite material to absorb electromagnetic interference noise

Chip Ferrite Bead Applications

• EMI suppression filters for digital signal lines
• Noise filtering in high-speed data transmission circuits
• Power supply line decoupling in portable devices

Chip Ferrite Bead Procurement Notes

Verify the complete part number including suffixes against official Murata documentation to ensure correct impedance and current ratings. Confirm RoHS compliance status and moisture sensitivity level requirements prior to integration into manufacturing processes.

Chip Ferrite Bead Selection Notes

Select this component when a low-impedance path is required for signal integrity while attenuating high-frequency noise. Ensure the operating current remains below the 500 mA rating to prevent saturation. Verify footprint compatibility with standard 0603 land patterns during PCB layout design.

Chip Ferrite Bead Part Context

This component belongs to the Murata EMIFIL BLM18BA series, which offers various impedance values in a standardized 0603 footprint. The series is designed for general-purpose EMI suppression in consumer electronics and industrial applications requiring reliable noise reduction without significant signal degradation.

Chip Ferrite Bead Replacement Considerations

Cross-reference with other BLM18BA series variants for different impedance values. Verify equivalent performance from other manufacturers offering 0603 ferrite beads with matching 10 Ohm @ 100 MHz specifications and 500 mA current handling capabilities.