400MXG820MEFCSN35X55

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Aluminum electrolytic capacitors are non-polarized capacitors that use an aluminum oxide layer as a dielectric. 400MXG820MEFCSN35X55 is the model number of an aluminum electrolytic capacitor. This capacitor is designed for high ripple current and long life applications, and it has a rated voltage of 10VDC-50VDC. It has a capacitance value of 820μF with a tolerance of 20%. The capacitance and tolerance are usually marked on the capacitor.

The 400MXG820MEFCSN35X55 aluminum electrolytic capacitor consists of a cylindrical aluminum container, a rolled anode foil, and a separator paper, as well as other components. The cathode terminal is internally connected to the anode, and externally connected to the negative terminal. The aluminum container serves as the positive terminal of the capacitor. A liquid electrolyte is in the container, which provides ions to the anode and cathode for conduction. The capacitor also has a cylindrical safety vent which will open when the internal pressure is too high.

This aluminum electrolytic capacitor is used in many applications, such as switching power supplies, industrial electronic equipment such as inverters and motor controllers, consumer electronics such as TVs, radios and CD players, and automotive electronics such as ECUs. It is also used in audio applications like amplifiers and speakers.

The working principle of aluminum electrolytic capacitors is as follows. When a voltage is applied across the terminals, electrons are attracted to the negatively-charged anode foil, resulting in an accumulation of negative charge. A positive charge is then built up on the outside of the capacitor. This creates a electrostatic field between the two plates, and a capacitance is created. As the voltage increases, the capacitance also increases. The capacitance is limited by the size of the plates and the dielectric material.

The advantages of 400MXG820MEFCSN35X55 aluminum electrolytic capacitor include high voltage stability, low equivalent series resistance (ESR), low leakage current, long life and high ripple current. On the other hand, aluminum electrolytic capacitors have disadvantages such as shorter life at higher temperatures, relatively large size, and high temperature coefficient of capacitance. It is important to choose the right aluminum electrolytic capacitor for your application.

In conclusion, the 400MXG820MEFCSN35X55 aluminum electrolytic capacitor is a powerful and reliable component that can be widely used in many applications. It has high ripple current, long life and low ESR, while also being relatively cheap and easy to source. It is important to make sure that this capacitors is tailored to the specific requirements of your application in order to get the best performance.

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