EGPD630ELL122MU35H

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Aluminum electrolytic capacitors are used in ubiquitous applications in both consumer and industrial electronics. The EGPD630ELL122MU35H specifically is a small size aluminum electrolytic capacitor suitable for a variety of applications, from portable devices and computer peripherals to low-voltage power supplies.

Aluminum electrolytic capacitors are sometimes referred to as \'wet\' or \'wet electrolytic capacitors\', as they have a liquid electrolyte that allows them to maintain a higher capacitance than dry ceramic/film capacitors. This type capacitors are also generally polarized, which means that they have a specific anode and cathode connecting lead, requiring a specific polarity when connecting them to a circuit.

The particular EGPD630ELL122MU35H capacitor is from KEMET’s T491 series. It has a capacitance value of 630µF, making it suitable for filtering or buffering. It has a voltage of 35 Vdc, making it suitable for power efficient systems and portable electronic products. It also has a maximum working temperature of +70°C, making it suitable for electronic projects in potentially hot environments.

The EGPD630ELL122MU35H aluminum electrolytic capacitor has two main components – the capacitor element and the electrolyte. The capacitor element is made up of two aluminum foils: one is etched with a pattern to increase the surface area of the foil, and layers of paper separator with a solid electrolyte between them constitute a capacitor element. The main component of the electrolyte is a water-soluble solvent filled with a potassium hydroxide solution. This electrolyte forms an ionic conductive layer on the etched aluminum surfaces.

The working principle of the EGPD630ELL122MU35H aluminum electrolytic capacitor is based on Faraday’s law of electrolysis. When a voltage is applied across the capacitor element, it causes the electrolyte to become ionized, forming a conductive layer between the two aluminum foils. This layer creates an electric field across the capacitor element, thus creating a charge separation that allows capacitance to build. When the charge builds up to the desired level, the current flow stops, and the capacitor element has been successfully charged up.

This type of capacitor has many advantages over other types of capacitors. They can store large amounts of charge and can release it for a long time. This makes aluminum electrolytic capacitors especially useful for energy storage and for power supply smoothing and buffering applications. Additionally, due to their simple construction and low cost, they are often preferred for DC applications where there are limited size, weight and cost requirements.

The EGPD630ELL122MU35H aluminum electrolytic capacitor is an ideal choice for a wide variety of applications. It can be used for power supply buffering and filtering, as a voltage regulator in motor drives, and in constant current sources to create stable DC voltages for microcontroller circuits. It can also be used in power converters, LVDS interfaces, and other DC-DC control circuits. The small size of the capacitor also makes it suitable for portable devices.

In summary, the EGPD630ELL122MU35H aluminum electrolytic capacitor is an ideal capacitor for a variety of applications due to its small size, high capacitance, and long working life. Its working principle is based on Faraday’s law of electrolysis, which allows it to store large amounts of charge and to be released for a long time. This makes it ideal for energy storage and power supply smoothing and buffering applications, as well as voltage regulation and constant current sources. It is a great choice for power converters, LVDS interfaces, and other DC control circuits.

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