28B0305-200

Overview

The 28B0305-200 is a solid cable ferrite core manufactured by Laird-Signal Integrity Products, designed for electromagnetic interference suppression. It features an impedance of 86 Ohms at 100MHz and utilizes material composition 28. The component has a circular design with free-hanging installation capabilities. Key dimensions include an inner diameter of 4.00mm (0.157 inches), an outer diameter of 7.75mm (0.305 inches), and a length of 6.00mm (0.236 inches). It is currently active in production.

Feature Summary

• Solid construction provides consistent magnetic properties for noise attenuation
• Free-hanging installation allows flexible mounting on cables without fixtures
• Circular geometry accommodates various wire gauges within specified bore size

Applications

• Cable noise suppression in electronic assemblies
• EMI filtering for power and signal lines
• Electromagnetic compatibility enhancement in wiring harnesses

Procurement Notes

Verify the manufacturer part number 28B0305-200 against official Laird datasheets to ensure correct impedance and dimensional specifications. Confirm RoHS3 compliance status if required by project regulations. Check standard packaging quantities and lead times through authorized distributors. Ensure the selected variant matches the required inner diameter for the target cable assembly.

Selection Notes

Select this component when a solid ferrite core with 86 Ohm impedance at 100MHz is required for cable applications. The 4.00mm inner diameter suits specific wire sizes. Consider the 6.00mm length for space-constrained environments. Material 28 offers specific frequency characteristics suitable for general EMI suppression needs.

Part Context

This component belongs to the 28B series of cable ferrites from Laird-Signal Integrity Products. The series offers various sizes and impedances for different cable diameters and frequency requirements. These cores are widely used in industrial and consumer electronics for radiated emission control.

Replacement Considerations

Publicly confirmed substitute part numbers for this specific model were not identified in the provided documentation. Verify cross-reference availability directly with the manufacturer or authorized distributors before substitution.