381LX122M080H022

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Aluminum electrolytic capacitors are a type of capacitors that are particularly useful in power electronics, due to their large capacitance-to-volume ratio and wide range of available capacitance values. The 381LX122M080H022 is an aluminum electrolytic capacitor that is designed for high current applications, such as power supplies, motor controllers, and switching regulators. This capacitor is designed to provide utmost performance and reliability even in extreme environmental conditions. In this article, we’ll examine the application field and working principle of the 381LX122M080H022 aluminum electrolytic capacitor.

Application Field

The 381LX122M080H022 is designed for high-current applications such as DC-DC converters, motor controllers, and current filters. It is also used in DC-AC inverters for switching-mode power supplies. This capacitor features non-polarized construction and has positive and negative electrodes, which makes it suitable for applications involving alternating or rectified currents. This capacitor’s high ripple current and low ESR make it particularly suitable for applications that require high accuracy, low losses, and high ripple current. In addition, its low equivalent series resistance (ESR) makes it suitable for high switching frequency applications.

Working Principle

The381LX122M080H022 aluminum electrolytic capacitor utilizes the principle of electrolytic conduction that forms a conductive film on the capacitor’s anode. This electrochemical process of creating a conductive film is facilitated by dissolving an ionic species in an electrolyte solution. The electrolyte solution used in this capacitor is an aqueous solution of magnesium perchlorate, which is a highly conductive and stable electrolyte. This electrolyte solution helps to form an electrically conductive film on the anode that is used to store charge. In addition, the electrolytic process helps reduce the overall temperature of the capacitor.

The381LX122M080H022 capacitor is equipped with a robust dielectric layer that ensures better voltage isolation between the capacitor’s terminals. This dielectric layer consists of a metal oxide film and a nitrile rubber gasket that makes sure that the oxide film remains intact. As a result, this capacitor can handle temperatures ranging from -40°C to +85°C.

Conclusion

The 381LX122M080H022 aluminum electrolytic capacitor is designed for high-current applications such as DC-DC converters, motor controllers, and current filters. This capacitor is equipped with a robust dielectric layer that ensures better voltage isolation between the capacitor’s terminals and can handle temperatures ranging from -40°C to +85°C. It utilizes the principle of electrolytic conduction that forms a conductive film on the capacitor’s anode and features a low equivalent series resistance (ESR) that makes it suitable for high switching frequency applications.

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