3090R-471G

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Fixed Inductors provide the electrical energy necessary to support a range of electrical systems. The 3090R-471G is a type of fixed inductor used in a range of applications. This article will provide an overview of the application field and working principle of the fixed inductor 3090R-471G.

The 3090R-471G is a fixed inductor with an inductance of 4.7µH, a saturation current of 1.25A, a DC resistance of 0.839Ω, and a self-resonant frequency of 60.8MHz. It is a leadless, ultra-flat framed inductor with a 1.26mm height. The 3090R-471G can withstand a maximum operating temperature of 125°C and a maximum DC current of 1.35A.

Application Field of 3090R-471G

The 3090R-471G is suitable for a variety of applications in electrical systems, such as:

• Switch mode power supplies (SMPS)
• High frequency DC-DC converters
• Radar systems
• Mobile phones
• Digital cameras
• Computer peripherals

It is also suitable for high-frequency, high-speed circuit designs, such as Class D, Class S and Class D/F/G amplifiers, voltage-controlled oscillators (VCOs) and voltage-controlled amplifiers (VCAs).

Working Principle of 3090R-471G

The 3090R-471G operates in a similar way to other fixed inductors. Its main components are coils, magnetic cores and sometimes capacitors, which are used to store electrical energy. The inductor is built from windings of wire which expand the magnetic field. When voltage is applied to the inductor, it induces current and stores energy. This stored energy is released when the current decreases, enabling the inductor to be used as an energy storage device.

The inductance of the 3090R-471G is determined by the number of windings and core material used. The higher the number of windings, the greater the inductance, and the greater the effective storage capacity of the inductor. The saturation current of the 3090R-471G determines the maximum current the inductor can handle before it starts to saturate.

The 3090R-471G also has a self-resonant frequency, which is the frequency at which the inductor can store the most energy. This determines the operating frequency of the inductor and the maximum frequency at which it can be used. The DC resistance of the 3090R-471G is also an important factor, as it determines the resistance of the inductor to the passage of current.

The 3090R-471G is suitable for a range of electrical systems and can be used in applications requiring a high degree of stability and accuracy. It is able to withstand a wide range of operating temperatures, making it ideal for use in extreme conditions. Its ultra-flat framed design also makes it suitable for use in densely packed electronic systems.

Conclusion

The 3090R-471G is a fixed inductor with an inductance of 4.7µH, a saturation current of 1.25A, a DC resistance of 0.839Ω and a self-resonant frequency of 60.8MHz. It is suitable for a range of applications, such as switch mode power supplies, high frequency DC-DC converters and Class D/F/G amplifiers, and its ultra-flat framed design makes it ideal for use in densely packed electronic systems. Its operating principle revolves around the storage and release of electrical energy, and its performance is determined by a range of factors, including the number of windings and core material used, the saturation current and the DC resistance. This makes it a highly reliable and versatile inductor, ideal for use in extreme conditions.

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