336BPA050M

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Aluminum electrolytic capacitors are widely used in all kinds of electronic circuits, from household appliances to portable electronic devices, due to their excellent performance. The 336BPA050M datasheet, for example, outlines the specs and technical details for a specific type of aluminum electrolytic capacitor. This paper will discuss in detail the application fields as well as the working principle of this capacitor.

Application Fields

Aluminum electrolytic capacitors are used in different electrical systems such as electronic power sources, automotive electronics, and consumer electronics applications. Power conversion and energy storage applications using aluminum electrolytic capacitors usually take place in dual-mode plants, such as the popular synchronous converter design. These capacitors are also used to store and release energy during battery charging processes. Other common application fields of aluminum electrolytic capacitors are telecommunication and audio equipment, AC/DC motor driver circuits, photo/imaging power supplies, and industrial equipment.

Their long life, low equivalent series resistance, as well as their high voltage rating ensures that they are commonly used for low-frequency ac-dc power conversion circuit, audio equipment, as well as high ripple current smoothing. With their very high capacitance values, these capacitors are commonly used to filter high-frequency signals in power supplies.

Working Principle

The working principle of aluminum electrolytic capacitors is based on the fact that they are formed with two aluminum foils which are isolated with an electrolyte. The electrolytic nature of this material has a dielectric constant that is much higher compared to insulating materials used for other types of capacitors. The principle of the aluminum electrolytic capacitor is based on the theory of an electrochemical storage device, where the dielectric reality between the two plates changes depending on the amount of electrolyte in the capacitor.

The electrochemical action of two aluminum foils dip into the electrolyte generates a higher capacitance than conventional capacitors. This is because the electrolyte has a tensile strength effect and when placed between two plates a higher capacitance can be expected than in other capacitors. The dielectric constant of the aluminum electrolytic capacitor is not a fixed value, is affected by temperature and is also related to the type of electrolyte used. A typical aluminum electrolytic capacitor is able to effectively store charge and deliver high ripple currents, qualities that make them a practical and popular choice for electronic applications. Since this type of capacitor have a low equivalent series resistance, they are able to deliver energy with minimal energy losses.

The 336BPA050M is rated at 0.33uf(mfd) and at 50volts. It is a radial lead type of capacitor with an operating temperature ranging from –40°C to +105°C. It has a long operating life with the rated voltage applied and the ripple current not to exceed 100 % of the rated current.

In conclusion, aluminum electrolytic capacitors are widely used in electronic systems due to their excellent performance. The 336BPA050M capacitor is a great example of these types of components and the application fields and working principle were discussed above. This was a brief overview, for further details, please refer to the manufacturer datasheet for this type of capacitor.

The specific data is subject to PDF, and the above content is for reference