ELJ-FB821KF

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Fixed inductors are electrical components with metal coils wrapped around a central core. A fixed inductor, such as ELJ-FB821KF, is most often used in electronic applications. The ELJ-FB821KF consists of a metal-core-overflow-type inductor with high-temperature resin and uses a unique material and improved process flow to realize high inductance, low DC resistance and low cost.

The ELJ-FB821KF is designed for a wide variety of applications, such as power supplies, computers, digital TVs, car audio/video systems, and other electronic products. In these applications, it is used as a low-pass filter, or for high-current filtering. It also finds use in switching power supplies and radio frequency filters.

The ELJ-FB821KF functions by storing electrical energy in the form of a magnetic field, produced by the flow of electrical current. This magnetic field generates a magnetic flux, which induces a back EMF in the inductor. This EMF opposes incoming current, thus limiting the speed of current change in an inductor. This feature makes inductors ideal for filtering and reducing higher frequencies in an electronic system, while still allowing lower frequencies to pass.

The ELJ-FB821KF provides robust protection against voltage spikes and transients, and its metal-core-overflow inductor construction ensures high-current capability. The inductor also features an ultra-low DC resistance and an incredibly low thermal resistance, making it an excellent choice for high-power applications.

The ELJ-FB821KF is constructed from an aluminum-titanium alloy winding wire, which provides excellent corrosion resistance and heat dissipation. It also features a special dust-proof design, and its superior heat dissipation ensures a long working life. The inductor has a high resistance to shock and vibration, and can handle currents up to 337.5 A.

In conclusion, the ELJ-FB821KF is a fixed inductor designed for use in a variety of electronic applications. Its metal-core-overflow inductor construction ensures high current capability and robust protection against voltage spikes and transients. It also features an ultra-low DC resistance and low thermal resistance, making it an ideal choice for high-power applications. In addition, its special dust-proof design and corrosion-resistant aluminum-titanium alloy winding wire provide excellent heat dissipation and a long working life.

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