EET-HD2G271JJ

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Aluminum Electrolytic Capacitors play an important role in many modern electrical and electronic systems. EET-HD2G271JJ is an example of an aluminum electrolytic capacitor which has a number of features making it suitable for many applications. This article explains the application field, working principle, and other factors to consider when selecting such a capacitor.

EET-HD2G271JJ is an aluminum electrolytic capacitor with rated capacitance of 2,700uF and a rated voltage of 20V. It has a low ESR rating, a temperature range of -55° to +105° C, and a housing material of aluminum polypropylene. It is designed to have a very long life, with an expected life span of up to 1000 hours at rated voltage. This combination of features makes EET-HD2G271JJ suitable for a wide range of applications, including motor start/run, high voltage bypass, power factor correction, switching power supplies, and others.

The working principle of an aluminum electrolytic capacitor is based on the behavior of electrolytes. When a voltage is applied, positive ions move toward the negative terminal and negative ions move toward the positive terminal. When the electric field is reversed, the electric charge redistributes in response, causing the capacitor to act as a buffer. Since the capacitance of aluminum electrolytic capacitors is determined by the concentration of the electrolyte, they are more sensitive to temperature changes than other types of capacitors.

When selecting an aluminum electrolytic capacitor, it is important to consider a number of factors. The working temperature range should be wide enough to accommodate the operating environment. The ESR rating should be low enough to minimize power losses. The rated voltage should be high enough to handle the required load. The capacitance should be sufficient to meet the desired operating conditions. The size and shape of the capacitor should be selected to fit the mounting space.

In conclusion, EET-HD2G271JJ is an aluminum electrolytic capacitor designed for many applications, with a rated voltage of 20V, a low ESR rating, and a long life of up to 1000 hours at rated voltage. The working principle is based on the behavior of electrolytes, and when selecting the capacitor, it is important to consider factors such as temperature range, ESR rating, capacitance, size, and shape. With its wide application field and good performance, the EET-HD2G271JJ is a good choice for many applications.

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