URU2A221MRD

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Aluminum electrolytic capacitors are a type of capacitor consisting of two metallic plates separated by an electrolytic material. They are widely used in applications where a large amount of energy is stored, such as in power supplies or mobile phones. The URU2A221MRD is a specific type of aluminum electrolytic capacitor designed for applications requiring a high capacitance of up to 390uF. This article will discuss the application field and working principle of the URU2A221MRD.

The URU2A221MRD is designed for applications where a high amount of energy is stored, such as energy storage systems, power supplies, and industrial equipment. It is particularly well-suited for applications requiring a low ESR, such as automotive electronics, particularly ECUs and PDUs. Additionally, the URU2A221MRD has an 85°C rated temperature, making it suitable for higher temperature applications. It is also designed for high ripple current and long-term durability, making it a great choice for high-reliability applications.

The working principle of a URU2A221MRD is as follows: three layers of an electrolytic material are sandwiched between a pair of aluminum plates. The lower plate is usually made of anodized aluminum and is charged with positive voltage, while the upper plate is usually made of palladium and is charged with negative voltage. When the two plates are connected to a power source, a dielectric layer is created. This dielectric layer allows for current to pass from one plate to the other, and stores up electrical potential. The URU2A221MRD is designed to store up a large amount of electrical potential, making it suitable for applications requiring a high capacitance.

The URU2A221MRD also has several other features designed to increase its usefulness in a wide range of applications. Firstly, it has a dust-free casing which helps increase the capacitor’s lifetime and ensures it will not be affected by dust particles. Additionally, the URU2A221MRD also has a low ESR (Equivalent Series Resistance) rating, which makes it ideal for applications requiring a small amount of power. Furthermore, the URU2A221MRD is also designed with a high ripple current rating, meaning it can handle a large amount of voltage fluctuations without affecting its performance. Finally, the URU2A221MRD is RoHS compliant, meaning that it can be used in products without running afoul of hazardous substances regulations.

In conclusion, the URU2A221MRD is a type of aluminum electrolytic capacitor designed for applications requiring a high amount of energy storage. It is particularly well-suited for applications requiring a low ESR rating, as well as high ripple current and long-term durability. Additionally, the URU2A221MRD’s dust-free casing, low ESR rating, and RoHS compliance make it a great choice for a variety of applications.

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