BMC1EY0220AN

Chip Ferrite Bead Overview

The BMC1EY0220AN is a single-channel ferrite chip bead from the TE Connectivity BMC series, designed for effective electromagnetic interference (EMI) protection. It features a surface-mount 0402 package with dimensions of 1 mm length, 0.5 mm width, and 0.5 mm height. The component provides an impedance of 220 Ohms at a test frequency of 100 MHz with a tolerance of 25%. It supports a maximum DC current of 700 mA and has a maximum DC resistance of 280 mOhms. The device operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides effective EMI protection through high-impedance ferrite material characteristics
• Utilizes a compact 0402 surface-mount footprint for dense circuit board layouts
• Supports continuous DC currents up to 700 mA without saturation

Chip Ferrite Bead Applications

• Signal line filtering in portable electronic devices
• Power supply noise suppression in consumer electronics
• High-frequency signal integrity management in communication modules

Chip Ferrite Bead Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to ensure correct impedance and tolerance specifications. Confirm RoHS compliance status directly with the supplier documentation prior to integration. Ensure that the selected packaging format matches the assembly requirements for the intended production volume.

Chip Ferrite Bead Selection Notes

Select this component when a 220 Ohm impedance at 100 MHz is required for noise attenuation. The 700 mA current rating makes it suitable for power lines with moderate current loads. The 0402 package size is appropriate for applications requiring minimal PCB real estate while maintaining standard SMT manufacturing processes.

Chip Ferrite Bead Part Context

This part belongs to the BMC series of ferrite beads manufactured by TE Connectivity / Holsworthy. The series offers various impedance values in a standardized 0402 package. The alphanumeric code indicates the specific electrical characteristics within this family of passive components.

Chip Ferrite Bead Replacement Considerations

Cross-reference with other 0402 ferrite beads offering 220 Ohms @ 100 MHz. Verify equivalent current ratings and DC resistance values before substitution. Check for pinout compatibility and thermal performance similarities.