EKMH630VSN472MQ50S

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Aluminum electrolytic capacitors, often abbreviated to ‘ electrolytic’, are widely used in many electronic projects, and they also are one of the most common types of capacitors. The EKMH630VSN472MQ50S is an aluminum electrolytic capacitor from the Cornell Dubilier brand. It has a voltage rating of 630V with a capacitance of 47uF and a temperature range of -55C to +125C. It is designed specifically for use in power electronics applications.

Construction

An EKMH630VSN472MQ50S capacitor consists of a series of aluminum foils which are separated by thin sheets of a porous material called paper. This material acts as an insulating material. Inside the capacitance is an electrolyte, which is typically either a liquid or a gel, depending on the type of capacitor. The electrolyte helps to increase the capacitance of the capacitor as it provides electrons which flow through it, being held in place by the electric field between the two foil plates.

Principle of Operation

The EKMH630VSN472MQ50S capacitor works by creating an electric field between two aluminum plates. This electric field enables the capacitor to store energy which can be used later. When charges of electrons flow through the electrolyte, they are drawn towards the opposite plates, creating a potential difference called capacitance. This potential difference is measured in Farads and is known as the capacitance of the capacitor. The capacitance can be adjusted by changing the distance between the plates, as well as the electrolyte used.

Application Fields

Due to its high capacitance, the EKMH630VSN472MQ50S capacitor is commonly used in power-electronics applications. This includes applications such as voltage regulation, electric motor starting, electromagnetic interference suppression and even power smoothing. It is used in consumer electronics as well, including televisions, computers and mobile phones. The capacitor can be used as a buffer capacitor for power supplies, allowing for a more robust and consistent power output. It can also be used to reduce noise levels in audio amplifiers and signal processing circuits.

Conclusion

The EKMH630VSN472MQ50S capacitor is an aluminum electrolytic capacitor that is designed for use in power electronics applications. Its construction consists of aluminum plates and a paper separator, along with an electrolyte which helps to increase its capacitance. The principles of operation involve the creation of an electric field between the two plates which enables the capacitor to store energy, measured in Farads. The capacitor is widely used in power-electronics, as well as consumer electronics like televisions, computers and phones.

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