28A0640-0A0

Series:	28
Part Status:	Active
Type:	Round
Design:	Hinged (Snap On)
Impedance @ Frequency:	240 Ohm @ 100MHz
Material:	28
Inner Dimension:	0.357" Dia (9.07mm)
Outer Dimension:	0.849" W x 0.790" H (21.57mm x 20.07mm)
Ratings:	--
Mounting Type:	Free Hanging
Length:	1.636" (41.55mm)

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Ferrite cores - cables and wiring, specifically the 28A0640-0A0 model, represent a unique type of shielding technology developed to reduce electromagnetic interference (EMI) in cables. This type of core is a non-metallic element that is wrapped around an electrical conductor to act as a barrier against electromagnetic fields. This model has a diameter of 2.8mm, making it suitable for use in tight spaces.The 28A0640-0A0 model can be used for both high-frequency and low-frequency applications. For high-frequency applications, such as mobile phones or computers, the core helps reduce EMI to prevent radio frequency interference with other devices nearby. For low-frequency applications, such as electric motors or industrial control systems, the core helps reduce the effects of electrical fields by acting as a shield.The working principle of the 28A0640-0A0 ferrite core is based on Faraday’s law of induction. This law states that when a changing magnetic field is applied to a conductor, an electromotive force (EMF) is induced in the conductor. The ferrite core acts as an inductor, which produces its own magnetic field that interacts with the changing magnetic field to create an opposing EMF. This EMF reduces the amplitude of the interfering field, thereby reducing the interference.The 28A0640-0A0 can be used in a variety of applications, including medical equipment, automotive systems, and home appliances. In medical equipment, such as MRI scanners and CT scanners, the ferrite core helps reduce the electromagnetic field strength and noise generated by the equipment, preventing interference with other medical electronics. In automotive systems, such as engine computers and infotainment systems, the ferrite core helps reduce EMI to prevent radio frequency interference with other vehicles nearby or other wireless devices in the area. In home appliances, such as TVs and game consoles, the ferrite core helps reduce the radiation and noise emitted by the electronics, keeping them from interfering with other appliances in the home or nearby radio signals.The 28A0640-0A0 ferrite core is also suitable for use in communications systems. The core helps reduce interference from external sources as well as the internal electrical noise generated by the system itself. This helps to improve the signal quality and stability of the system.In summary, ferrite cores - cables and wiring, specifically the 28A0640-0A0 model, are an effective means of reducing electromagnetic interference in a variety of applications. The core works on the principle of Faraday’s law of induction, creating an opposing EMF that reduces the amplitude of the interfering field. This makes the 28A0640-0A0 suitable for use in medical equipment, automotive systems, home appliances, and communications systems.

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