28A2809-0A2

Overview

The 28A2809-0A2 is a hinged ferrite core manufactured by Laird-Signal Integrity Products, designed for cable EMI suppression. It features a circular shape with an inner diameter of 9.00 mm and an outer diameter of 19.70 mm. The component measures 35.25 mm in length and provides an impedance of 220 Ohms at 100 MHz. Constructed from material grade 28, it operates within a temperature range of -40°C to +125°C.

Feature Summary

• Hinged design allows for easy installation onto existing cables without disconnection
• Free-hanging mounting type suitable for flexible cable routing
• Circular geometry accommodates standard wire diameters

Applications

• Cable EMI filtering for signal lines
• Power line noise suppression
• Data cable interference reduction

Procurement Notes

Verify the specific material grade and impedance characteristics against the official datasheet before integration. Confirm that the inner diameter meets the target cable size requirements. Ensure compliance with RoHS3 standards if required by the end product specifications. Cross-reference the manufacturer part number to avoid confusion with similar series components.

Selection Notes

Select this component when a non-invasive solution for cable shielding is required. The hinged mechanism facilitates rapid assembly on finished assemblies. Consider the operating temperature range and physical dimensions to ensure fit within the enclosure. Evaluate the impedance profile at the target frequency to confirm effective noise attenuation for the specific application.

Part Context

This part belongs to the 28A series of cable ferrites from Laird-Signal Integrity Products. These cores are engineered for broadband noise suppression across various electronic systems. The series offers multiple sizes and materials to address different cable diameters and frequency ranges. This specific model utilizes a hinged construction for user-friendly deployment.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation.