BMC1EY1000AN

Chip Ferrite Bead Overview

The BMC1EY1000AN is a single-channel ferrite chip bead from the TE Connectivity BMC series, designed for effective electromagnetic interference (EMI) protection. It features a 0402 (1005 metric) surface-mount package with dimensions of 1 mm length, 0.5 mm width, and 0.5 mm height. The component exhibits an impedance of 1 kOhms at a test frequency of 100 MHz and a maximum DC resistance of 1.5 Ohms. It supports a maximum DC current of 50 mA with a tolerance of 25%. The device operates within a temperature range of -55°C to +125°C.

Chip Ferrite Bead Feature Summary

• Provides effective EMI protection for signal lines through high-frequency noise suppression
• Utilizes a compact 0402 surface-mount footprint for dense circuit board layouts
• Engineered for stable performance across a wide industrial temperature range

Chip Ferrite Bead Applications

• Signal line filtering in portable electronic devices
• Noise suppression in high-speed digital circuits
• EMI mitigation in consumer electronics power and data lines

Chip Ferrite Bead Procurement Notes

Verify the specific manufacturer part number BMC1EY1000AN against official TE Connectivity documentation to confirm electrical characteristics and package details. Ensure compatibility with existing PCB footprints and thermal requirements. Cross-reference datasheets for impedance curves and current ratings to validate suitability for the intended application environment.

Chip Ferrite Bead Selection Notes

Select this component when a 0402 ferrite bead with 1 kOhm impedance at 100 MHz is required. Consider the 50 mA current rating and 1.5 Ohm DC resistance for circuit design constraints. Verify that the 25% tolerance and operating temperature range meet system specifications. Compare with other BMC series variants if different impedance or current levels are needed.

Chip Ferrite Bead Part Context

This component 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 BMC1EY1000AN specifically targets applications requiring significant high-frequency attenuation while maintaining a small physical profile suitable for modern miniaturized electronics.

Chip Ferrite Bead FAQ

What is the test frequency for the impedance specification?

The impedance of 1 kOhms is specified at a test frequency of 100 MHz.

What is the maximum DC current rating?

The maximum DC current rating is 50 mA.