2518127007Y3

Overview

The Fair-Rite 2518127007Y3 is a multilayer ferrite chip bead designed for surface mount applications. It provides an impedance of 70 Ohms at 100 MHz across one signal line. The component operates within a temperature range of -55°C to +125°C and supports a maximum DC current of 3A. Its physical dimensions are 4.50mm in length, 3.20mm in width, and 1.60mm in height, conforming to the 1812 (4532 metric) package standard. The device exhibits a maximum DC resistance of 40 milliohms.

Feature Summary

• Multilayer construction enables suppression of conducted electromagnetic interference signals
• Surface mount design facilitates automated placement and dense circuit board packaging
• High current handling capability suitable for power supply lines

Applications

• Suppression of EMI in cellular phone circuits
• Noise filtering in computer and laptop power systems
• Signal integrity management in pager devices

Procurement Notes

Verify the specific suffix Y3 against official Fair-Rite documentation to confirm material composition and tolerance specifications. Ensure the selected package variant matches the required PCB footprint dimensions. Confirm RoHS compliance status with the manufacturer prior to final procurement decisions.

Selection Notes

Select this component when a 70 Ohm impedance at 100 MHz is required for single-line signal paths. The 1812 package size offers a balance between current capacity and board space efficiency. Verify that the 3A current rating exceeds the maximum operating current of the target application circuit.

Part Context

This part belongs to the Fair-Rite Series 25 family of multilayer chip beads. These components are engineered as cost-effective solutions for suppressing conducted EMI. The series utilizes specialized ferrite materials optimized for high-frequency noise attenuation in compact electronic assemblies.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data.