BLM18EG331TN1D

Chip Ferrite Bead Overview

The Murata BLM18EG331TN1D is a single ferrite chip bead in the BLM18EG series, designed for EMI suppression. It features a 0603 (1608M) surface-mount package with dimensions of 1.6 x 0.8 x 0.5mm. The component provides an impedance of 330Ω at 100 MHz and 450Ω at 1 GHz. It supports a maximum DC current rating of 500mA and has a maximum DC resistance of 210mΩ. The operating temperature range spans from -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides high-impedance attenuation for electromagnetic interference in GHz frequency bands
• Utilizes compact 0603 footprint suitable for space-constrained surface-mount applications
• Constructed from ferrite material for effective noise absorption

Chip Ferrite Bead Applications

• EMI suppression filters
• General use in GHz frequency bands

Chip Ferrite Bead Procurement Notes

Verify the complete part number including the suffix TN1D to ensure correct packaging and specifications. Confirm that the required impedance tolerance and current ratings align with the circuit design requirements before procurement.

Chip Ferrite Bead Selection Notes

Select this component when a 0603 size is required for high-frequency noise suppression. Ensure the circuit current does not exceed 500mA to prevent saturation. Consider the 210mΩ DC resistance impact on signal integrity or power loss in the specific application path.

Chip Ferrite Bead Part Context

This component belongs to the BLM18EG series of ferrite beads manufactured by Murata Electronics. The series is characterized by its small form factor and performance in suppressing high-frequency noise in electronic circuits.

Chip Ferrite Bead Replacement Considerations

Check for equivalent parts within the same series or other manufacturers offering identical 0603 dimensions, 330Ω impedance at 100MHz, and compatible current ratings.