ECQ-E12222KF

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Film capacitors, also known as plastic capacitors, are a type of capacitor that uses metal foil as one of its plates, typically separated from another metal plate by plastic film. The nano-thin film acts as an excellent insulator to store energy. As the name suggests, film capacitors are a type of capacitor made up of metal film layers. It is primarily used to store energy in electric and electronic circuits and offers power-supplies and DC/DC converter circuits with the needed input voltage stability. The ECQ-E12222KF is a polyethylene naphthalate film capacitor that is used to store energy both AC and DC electrical circuits.

Structure

The ECQ-E12222KF consists of three parts: an outer casing, the central plastic film layer and the internal metal foil layers. The outer casing is made up of a robust material that houses the sandwich-like layers of metal and plastic film. The internal layers of metal foil and plastic film act as a strong capacitive device as they are insulated from each other. The metal foil layers consist of two metal plates that are separated by the thin plastic film layer. The plastic film layer acts as an excellent dielectric medium to store energy.

Technology

Film capacitors are constructed through a precise and complex process that involves several metal plates and plastic film layers. Each layer of metal foil and plastic film is carefully placed inside the outer casing and is sealed with pressure. This is done to ensure that each layer is insulated from the other and air is prevented from entering the capacitive device. In order to get a better electrical performance and capacity, thin metal layers are placed together with thin plastic layers and the capacitive device is tested for perfect insulation.

Application field and Working Principle

ECQ-E12222KF is most commonly used in DC/DC converter circuits and power supplies, as they offer stability in the input voltage. These capacitors can also be used in electronic and electrical circuits and in filters, for example, in order to separate different frequency signals. The ECQ-E12222KF can also be used in AC-sine wave circuits, as it can withstand a higher voltage of up to 400VAC. The working principle of these capacitors is very simple, as they are composed of two metal plates separated by an insulation material. The two plates have opposite charges and when energy is supplied, the charges in each plate attract each other and store energy in the capacitor.

Due to its high voltage and current rating, the ECQ-E12222KF offers a high-grade and reliable insulation. The plastic film that is between the metal plates also protects the capacitor from short-circuits and sudden shock, as it is a great dielectric. Furthermore, the capacitor offers the user strong, reliable and safe energy storage.

Advantages

Film capacitors offer numerous advantages, some of which are high-temperature resistance, high-voltage-insulation and their low profile. Furthermore, they have a very low equivalent series inductance, which means that they can absorb a large amount of energy, allowing high-voltage currents. They also have very low electromagnetic interference, making them ideal for use in sensitive electronic circuits. Additionally, they are very cost-effective and are considered to be long-lasting, as they can withstand extreme conditions.

Conclusion

ECQ-E12222KF is a film capacitor type that is used for storing energy in AC-sine wave circuits, DC/DC converters, power supplies and other electronic circuits. It is a reliable and economical capacitor that offers high voltage and current ratings, as well as excellent insulation. With its robust construction and excellent performance, the ECQ-E12222KF is a great addition to any electronic device. The ECQ-E12222KF is a great choice for anyone looking for an efficient and reliable capacitor.

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