2643013801

Overview

Fair-Rite 2643013801 is a solid round ferrite cable core utilizing Material 43. It provides an impedance of 38 Ohms at 100 MHz and 50 Ohms at higher frequencies within the 25 MHz to 300 MHz range. The component features a 1.78 mm inner diameter, 4.75 mm outer diameter, and 12.7 mm length. Designed for EMI suppression, it operates effectively across the specified frequency band.

Feature Summary

• Solid round construction for secure cable retention
• Material 43 composition optimized for high-frequency noise attenuation
• Shield bead design for direct cable installation

Applications

• Electromagnetic interference suppression on signal cables
• Common mode noise reduction in data lines
• High-frequency circuit protection components

Procurement Notes

Verify the specific impedance rating required for your application, as sources cite both 38 Ohms and 50 Ohms for this part number. Confirm the manufacturer designation is Fair-Rite Products Corp. Ensure compliance with relevant environmental standards such as RoHS before finalizing procurement orders.

Selection Notes

Select this component when a small form factor ferrite bead is needed for cables up to 1.78 mm in diameter. Material 43 is suitable for suppressing noise in the 25 MHz to 300 MHz range. Compare physical dimensions against available space constraints and verify impedance requirements against system specifications.

Part Context

This part belongs to the Fair-Rite 26 series of solid round ferrite cores. These components are widely used for compact EMI filtering solutions where space is limited. The 26 series offers various material options and dimensions to suit different cable sizes and frequency requirements.

Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.