MAL212365339E3

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Aluminum electrolytic capacitors are widely used in many electronic applications due to their low cost and high energy density. These capacitors are composed of two metal plates, each separated by an insulator, typically an aluminum oxide film, which forms the capacitor\'s dielectric material. They are further divided into two categories—non-polarized and polarized capacitors, with the latter requiring a minimum voltage from the electrical circuit in order to work.

The MAL212365339E3 capacitor is a type of polarized aluminum electrolytic capacitor, specifically a radial lead aluminum electrolytic capacitor. It is a high-quality capacitor with low impedance and high ripple current capability, making it an ideal choice for power supply and power conversion applications.

The MAL212365339E3 has a rated operating temperature range from -55°C to +125°C, making it suitable for use in industrial and automotive environments with extreme temperature conditions. It also offers a maximum working voltage of 350VDC, making it suitable for use in high voltage applications. Additionally, it has an extended life rating of 5000-20000 hours at full temperature range.

The MAL212365339E3 is primarily used in applications where the capacitor needs to operate at high temperatures or under extreme conditions. This includes automotive ignition and power supply applications, as well as intelligent power supplies, welding and temperature compensation circuits, and battery-powered devices. The capacitor finds extensive application in industrial environments, computers, and various other digital and analog equipment as well.

In order to understand the working principle of a polarized aluminum electrolytic capacitor, one must first have a basic understanding of how a capacitor works. A capacitor is an electronic component that stores energy in the form of electrical charge. When an electrical charge is present, it is stored between the two electrodes of the capacitor, usually metal plates. The distance between the two plates determines the amount of charge that is stored, and this charge is usually measured in Farads.

In polarized aluminum electrolytic capacitors, like the MAL212365339E3, the positive leg of the capacitor is always connected to a positive voltage source, while the negative leg is connected to ground. This creates a potential difference between the two plates, which results in an electric field between them. When a current passes through this electric field, an electric charge is stored at the plates, and when this current stops the unit, the stored charge remains present in the capacitor.

Polarized aluminum electrolytic capacitors are known for their reliability, as their layers of aluminum oxide are strong and hardly become damaged, even when subjected to high temperatures. Moreover, these capacitors also feature higher capacitance values in comparison to other types of capacitors—their capacitance range is around 100uF-10000uF. This makes them a good choice for power supply and power conversion applications.

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