WVL9FJ560K

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Adjustable inductors are a type of electrical resistance found in many electronic components and devices. The WVL9FJ560K is an adjustable inductor that can be used in circuits that require variable inductance. The inductor is used to modify the frequency response of a circuit by controlling the inductance in a section of the circuit.

The WVL9FJ560K adjustable inductor is rated for operation at a maximum frequency of 50MHz. It has a lead length of 5.2mm, a total inductance range of 11-890nH, a peak current rating of 30A, and a DC resistance of 1.29ohm. It is capable of providing up to 890uH of inductance and operates in temperatures ranging from -55℃ to +150℃.

The WVL9FJ560K adjustable inductor’s chief application is to maintain a constant current draw from a circuit, which helps to maintain signal accuracy and stability. It can also be used in switched-mode power supply design, where the typical circuit design can be improved by providing more harmonic rejection. Other applications of the device include the use in high frequency filters, impedance matching, and as an RF choke.

The working principle of the WVL9FJ560K adjustable inductor is based on the concept of Faraday\'s law of induction. This law states that an electric current produces a magnetic field around it. When a coil is placed in this magnetic field, a voltage is induced in the coil, which is proportional to the rate of change of the magnetic field. The coil has two terminals; when the voltage is applied to one of these terminals, the field produced by the coil is changed accordingly, resulting in a change in the coil’s inductance.

This change in inductance can be used to regulate the current flow through the inductor by adjusting the voltage at the terminals. For example, in a power supply design, a heat dissipator is used to reduce the current flow when the load exceeds the inductor’s maximum current rating.

In summary, the WVL9FJ560K adjustable inductor is mainly used to provide variable inductance for purposes such as current regulation, high frequency filtering, and impedance matching. Its working principle is based on Faraday’s law of induction, which states that an electric current produces a magnetic field around it, and when a coil is placed in this magnetic field a voltage is induced in the coil. By adjusting the voltage at the terminals of the coil, the inductance can be adjusted and used to regulate the current flow through the inductor.

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