T520D477M004ATE015

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Tantalum-polymer capacitors are among the most widely used capacitors in the electronics industry. The “T520D477M004ATE015” is a specialized type of tantalum-polymer capacitor and is best suited for applications in which a low ESR (equivalent series resistance) and a small size are needed. This article will discuss the features, applications, and working principles of the T520D477M004ATE015 capacitor.

Features

The T520D477M004ATE015 capacitor possesses a variety of properties that make it well-suited for a wide range of applications. These features include a low ESR (112mΩ max at 25°C), a low leakage current (0.02CV or 2mA, whichever is less), and an operating temperature range of -55°C to 125°C.

The T520D477M004ATE015 also offers a wide capacitance range, from 0.22μF to 680μF. This wide range makes it suitable for applications where very low or very large capacitance values are needed. Additionally, the T520D477M004ATE015 offers a high ripple current rating (up to 8.2A).

Application Areas

Due to its small size, low leakage current, and high ripple current rating, the T520D477M004ATE015 capacitor is well suited for applications where a robust, low-profile capacitor is necessary. These applications include power supplies for electrical devices such as cell phones, computers, and other consumer electronics.

The wide capacitance range offered by the T520D477M004ATE015 also makes it useful for analog and audio/video applications. In these applications, a wide range of capacitances is necessary to minimize signal distortion and amplify the signal. Additionally, the T520D477M004ATE015 is qualified for automotive applications due to its high temperature range and low ESR characteristics.

Working Principles

A capacitor is an electronic component that stores energy in the form of an electric field. Like all capacitors, the T520D477M004ATE015 capacitor makes use of two metal plates separated by an electrically insulating material, also known as the dielectric. When a voltage is applied across the plates, an electric field is created and energy is stored as electric charge on the plates. When the voltage across the plates is removed, the electric field dissipates and the stored energy is released back into the circuit.

The voltage that is applied across the plates must be within the capacitor’s ratings for the capacitor to work properly. The capacitance of the T520D477M004ATE015 capacitor is determined by the area of the plates, the thickness of the dielectric, and the type of material used for the dielectric. Additionally, the leakage current of the capacitor is determined by the quality of the dielectric material.

Conclusion

The T520D477M004ATE015 capacitor is a specialized type of tantalum-polymer capacitor. It has a low ESR and a small size, making it well-suited for a variety of applications, including power supplies, audio/video systems, and automotive applications. The capacitor works by storing energy in the form of an electric field, which is created when a voltage is applied across two metal plates separated by a dielectric material.

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