S1812-684K

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Inductors are components in electrical circuits that store energy in a magnetic field in response to an electric current. Fixed inductors, also known as non-adjustable inductors, are unchangeable components with a specific inductance. The S1812-684K is a fixed inductor that is widely used for a variety of applications due to its various features.

The S1812-684K is an axial-style fixed inductor with an inductance of 682nH and a maximum DC current rating of 560mA. It also has a high saturation current of up to 1.8A and a low DCR rating of just 0.9Ω. This makes it well-suited for applications that require high current despite a low resistance. It can be used in a variety of DC/DC converters, where it can act as an output smoothing inductor, or as an input current filter and a noise suppression solution.

The S1812-684K has a very high quality factor (Q) rating of 83. This means that it is capable of storing more energy for a given frequency than an inductor with a lower Q rating. This makes it suitable for use in power converters, which require high inductance and frequency. It is also ideal for RF applications, where it can act as a choke to filter out unwanted noise and improve signal quality.

The working principle behind the S1812-684K is based on the principle of induction. This states that when a current is passed through a conductor, a magnetic field is created around the conductor. This magnetic field can then be used to induce an electric current in a second conductor, which will oppose the initial current. The higher the inductance of the conductor, the greater the induced current will be.

When an AC current is applied to the S1812-684K, the current will be converted into a magnetic field due to the inductance of the coil. The magnetic field will then be used to generate a voltage across the coil in opposition to the original current. This voltage can then be used for various applications, such as power regulation or noise suppression.

The S1812-684K is a popular fixed inductor that can be used for a variety of applications. It has a high saturation current, a low DCR rating, and a high quality factor, making it an ideal choice for DC/DC converters, power converters, and RF applications. It works on the basic principle of induction, which enables it to convert an AC current into a magnetic field and generate an opposing voltage.

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