1812R-684H

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Fixed inductors are electrical components consisting of a coil of insulated wire tightly wound around a core. These inductors create a magnetic field when current is passed through. The current produces a magnetic flux which is used to store energy temporarily. The inductance of the component is measured in henries (H), and represent the amount of energy stored. Fixed inductors also provide electrical isolation, and are commonly used in electrical circuits to filter frequencies.

The 1812R-684H fixed inductor is a high-precision component offering stable electrical performance within an operating temperature range of -55°C to +125°C. It has a rated current of 184 mA, and a high saturation current of up to 400 mA. Its body size of 18.1mm x 12.5 mm makes it easy to fit into tight spaces and helps reduce circuit board size. This inductor’s core is made of ceramic and the body is constructed with a molded, non-conductive plastic.

The 1812R-684H inductor features a high self resonant frequency over 900 MHz, making it ideal for RF applications. It also has good power handling capabilities, high rejection of non-assigned frequencies, and can be used for EMI/RFI filtering. This inductor also has a low-profile, which makes it suitable for applications requiring electromagnetic shielding.

The working principle of the 1812R-684H inductor is based on inductive reactance. As stated, the inductor stores energy in the form of a magnetic field when current is applied. The inductance of the component is determined by the size and shape of the core, as well as the number of coils making up the inductor. As the frequency of the current passing through the inductor increases, the inductances of the component increases and the current flowing through it decreases. This is known as inductive reactance, and helps to limit the flow of current in the circuit. Also, when the current is reversed, the magnetic field experiences a rapid collapse which generates an opposing electric current known as a back emf, which is also used to limit the flow of current.

The 1812R-684H fixed inductor is used in a variety of applications. It is particularly well-suited for RF applications where high frequencies must be filtered. It is also used in power supplies, inverters, amplifiers, and EMI/RFI filtering. It can also be found in automotive and industrial control systems, computers, and consumer electronics.

In conclusion, the 1812R-684H fixed inductor is a versatile component offering a variety of applications. Its high self resonant frequency, good power handling capabilities, and low profile make it an ideal component for RF applications. It is also used in power supplies, inverters, amplifiers, and EMI/RFI filtering. Its core material and body construction provide reliable operation, even in extreme temperatures. Its working principle is based on inductive reactance which helps to limit the flow of current.

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