28B0384-200

Series:	28
Part Status:	Active
Type:	Round
Design:	Solid
Impedance @ Frequency:	322 Ohm @ 100MHz
Material:	28
Inner Dimension:	0.150" Dia (3.80mm)
Outer Dimension:	0.384" Dia (9.75mm)
Ratings:	--
Mounting Type:	Free Hanging
Length:	0.984" (25.00mm)

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Ferrite Cores - Cables and Wiring

Ferrite cores are used in a wide variety of applications in electrical and electronic engineering. One such application is shielding cables and wiring from interference and cross-talk. This article will explore the use and working principles of the 28B0384-200 ferrite core, a popular shielding device.Ferrite magnetic materials are compounds of iron and other chemical elements. They are commonly used in radio frequency (RF) applications where their high permeability and low magnetic hysteresis losses make them ideal for a variety of uses. The 28B0384-200 ferrite core is specifically designed to shield cables and wiring, providing protection from a wide range of electrical noise and interference.The core\'s primary function is to absorb RF energy from the external environment before it can reach and interfere with the sensitive components within the wiring. The core will absorb the energy by using a system of electromagnets, often referred to as chained cores, that will act as a sort of "Faraday cage". This will create a closed loop of magnetic lines of force that prevent the energy from entering the wiring.Ferrite cores also work to reduce the level of interference within the wiring itself. For instance, if two electrical circuits share the same wire, the wires creates cross-talk, which can interfere with both signals. By using a ferrite core, this cross-talk is minimized and the signals are less likely to be affected.The ferrite core\'s performance can be enhanced by using it in conjunction with other shielding devices, such as braided wire or foil shielding. When using these devices, the shielding is more effective because the ferrite core will absorb and contain the energy, while the braided wire or foil will prevent energy from entering or leaving the wiring.The 28B0384-200 ferrite core is an effective shielding device for a wide range of applications in electronics and electrical engineering. By using a combination of chained cores, foil shielding, and braided wire, signals can remain interference-free and undisturbed. As a result, circuits and systems will be able to work at their highest level of performance.

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