BMC1EY0300AN

Chip Ferrite Bead Overview

The BMC1EY0300AN is a single-line ferrite bead chip from the BMC series by TE Connectivity Passive Product. It features a 0402 (1005 metric) surface-mount package with dimensions of 1.0 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 300 Ohms at a test frequency of 100 MHz. It has a maximum DC resistance of 1 Ohm and a rated current of 100 mA. The device operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides effective electromagnetic interference (EMI) protection through high-impedance characteristics at target frequencies.
• Utilizes a compact 0402 surface-mount footprint suitable for space-constrained printed circuit board layouts.
• Designed for single-channel signal line filtering applications in electronic circuits.

Chip Ferrite Bead Applications

• High-frequency noise suppression on data lines
• Power supply input filtering for sensitive components
• Signal integrity enhancement in communication interfaces

Chip Ferrite Bead Procurement Notes

Verify the specific impedance tolerance and DC resistance values against the official manufacturer datasheet prior to integration. Confirm that the 0402 package dimensions align with the designated PCB land pattern. Ensure the rated current capacity meets the operational requirements of the target circuit to prevent performance degradation under load conditions.

Chip Ferrite Bead Selection Notes

Select this component when a 300 Ohm impedance at 100 MHz is required for EMI mitigation in tight spaces. The 100 mA current rating limits suitability for high-power applications. Compare against alternative BMC series variants if different impedance levels or higher current capacities are necessary for the specific design constraints.

Chip Ferrite Bead Part Context

This part belongs to the BMC series of ferrite beads manufactured by TE Connectivity Passive Product. The series offers various impedance values in standardized imperial and metric packages. The BMC1EY0300AN specifically addresses the need for moderate current handling with significant high-frequency attenuation in small form-factor designs.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitute part numbers for this specific model were not identified in the provided source material. Consult the manufacturer's official cross-reference documentation for verified alternatives.