2256-22J

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Fixed inductors are electronic components that store energy in the form of a magnetic field. They can be thought of as simplified versions of transformers, as both types of components are responsible for transferring electrical energy from one application to another. As such, fixed inductors have a multitude of practical applications in various circuits. One type of fixed inductor is the 2256-22J, and this article aims to discuss its application field and working principle.

In the field of electronics, the 2256-22J fixed inductor is used primarily for power supply filtering and EMI suppression. This type of inductor has a body size of 0.275" x 0.208" x 0.15" and is capable of withstanding power levels of up to 10 watts. It also has a maximum DCR (Direct Current Resistance) rating of 0.06 Ohms and an inductance of 22uH (microhenry). With these features, the 2256-22J can effectively offer attenuation of unwanted noise and interference, which makes it ideal for use in audio amplifiers, DC-DC converters, power supply regulation, as well as for decoupling in sensitive analog circuits.

In terms of working principle, the 2256-22J inductor works just like any other type of inductor. When a current is applied, a magnetic field is created which induces a voltage in the inductor itself. This in turn, resists the change in current, which in turn results in the inductor blocking the flow of alternating current. The inductor also acts as a capacitor, as it can store energy in the form of an electrostatic field when a direct current is applied to it.

To protect against voltage and current swings in the power supply, an inductor like the 2256-22J can be added to the circuit. Its presence helps to limit the voltage and current variations that otherwise could potentially damage the connected components or reduce the overall performance of the system. The inductor also works to filter out high frequency energies (noise) due to its own internal capacitance, which allows for more consistent and reliable operation.

The 2256-22J fixed inductor is a highly versatile component with many practical applications. It is capable of effectively suppressing both EMI and high frequency noise, while also providing protection for sensitive components by limiting voltage and current fluctuations. As a result, the 2256-22J is an ideal choice for a wide range of electronic applications, from audio amplifiers to power supplies, DC-DC converters, and more.

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