2508051217Y0

Overview

The Fair-Rite 2508051217Y0 is a multilayer ferrite chip bead designed for surface-mount technology in the 0805 (2012 metric) package. It provides an impedance of 120 ohms at a test frequency of 100 MHz with a tolerance of ±25%. The component supports a maximum DC current of 300 mA and exhibits a maximum DC resistance of 150 milliohms. It operates within a temperature range of -55°C to +125°C. Physical dimensions are 2 mm in length, 1.25 mm in width, and 0.9 mm in height.

Feature Summary

• Multilayer construction for effective conducted EMI suppression
• Surface-mount design compatible with standard SMD/SMT assembly processes
• Unshielded configuration suitable for compact circuit layouts

Applications

• Suppression of electromagnetic interference in cellular phones
• Noise filtering in laptop circuits
• EMI control in pager devices

Procurement Notes

Verify the specific impedance value and current rating against the official Fair-Rite datasheet before integration, as distributor listings may vary. Confirm RoHS compliance status and lead times directly with authorized distributors or the manufacturer. Ensure the 0805 footprint matches the target PCB design constraints.

Selection Notes

Select this component when high-frequency noise attenuation is required in space-constrained portable electronics. The 0805 package offers a balance between current handling capability and board area efficiency. Consider the 300 mA saturation limit and 120 ohm impedance profile to ensure compatibility with the target signal lines and power rails.

Part Context

This part belongs to the Fair-Rite 25 series of multilayer ferrite chip beads. These components are engineered to provide cost-effective EMI suppression solutions. The 2508051217Y0 utilizes specialized ferrite materials optimized for high-frequency performance, distinguishing it from general-purpose inductors by its specific impedance characteristics at 100 MHz.

Replacement Considerations

Cross-reference with other Fair-Rite 250805 series parts for alternative impedance values. Verify pinout and thermal characteristics when substituting with components from different manufacturers to ensure mechanical and electrical compatibility.