CST26/13/21-4S2

Overview

The Ferroxcube CST26/13/21-4S2 is a solid, free-hanging tubular ferrite core designed for cable shielding applications. It utilizes the 4S2 material composition to provide high impedance characteristics against electromagnetic interference. The component features an inner diameter of 12.80 mm and an outer diameter of 25.91 mm, with a total length of 21.30 mm. It exhibits an impedance of 180 Ohms at a frequency of 100 MHz. This design supports direct installation over cables without additional mounting hardware.

Feature Summary

• Solid tubular construction for robust mechanical integrity
• Free-hanging installation method eliminates need for clips
• High impedance performance at 100 MHz using 4S2 material

Applications

• Cable electromagnetic interference suppression
• Common mode noise filtering on power lines
• Signal line protection in electronic assemblies

Procurement Notes

Verify the specific part number CST26/13/21-4S2 against official Ferroxcube documentation to confirm material grade and dimensional tolerances. Ensure compatibility with cable diameters within the specified inner diameter range. Check for RoHS compliance status if required by project specifications. Confirm availability through authorized distributors as lead times may vary.

Selection Notes

Select this component when a solid, non-split ferrite core is required for permanent cable installations. The 4S2 material offers specific permeability characteristics suitable for broadband noise suppression. Ensure the cable diameter fits within the 12.80 mm inner diameter constraint. Consider the physical size constraints of the application space given the 25.91 mm outer diameter and 21.30 mm length dimensions.

Part Context

This component belongs to the Ferroxcube cable ferrite series, specifically utilizing the 4S2 magnetic material formulation. The naming convention indicates the core geometry dimensions: 26 mm outer diameter, 13 mm height, and 21 mm length. These cores are standard passive components used in EMC design to attenuate high-frequency noise on conductors.

FAQ

What is the impedance value of the CST26/13/21-4S2 at 100 MHz?

The impedance is 180 Ohms at 100 MHz.

Is the CST26/13/21-4S2 a split or solid core?

It is a solid, tubular core designed for free-hanging installation.