EXV477M010A9PAA

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Aluminum Electrolytic Capacitors are widely used in various electrical equipments and industrial fields due to their large capacity and low cost. EXV477M010A9PAA is one of the most common types of electrolytic capacitors on the market. This article will provide an overview of EXV477M010A9PAA application field, working principle, construction, characteristics etc.

The application field of EXV477M010A9PAA includes power electronics, medical devices, audio-visual equipments, communication equipments, automotive electronics, etc. This type of capacitor is usually used in AC power line filters and ODP systems.

Its working principle is based on the Faraday principle. The Faraday principle states that when a current-carrying conductor is placed in a magnetic field, it induces an electric field perpendicular to both the current and the magnetic field. This electric field generated in the capacitor causes charges to be deposited on the two plates. When the opposite charges deposits on two plates, an electric field is produced, which stores energy and forms a capacitance. This capacitance increases with the increase of the applied voltage.

EXV477M010A9PAA has an anode and a cathode, each formed from an aluminum foil laminate. An aluminum oxide layer forms on the surface of the cathode when the capacitor is energized, which serves as an insulator. An insulating paper, which is impregnated with a liquid cathode electrolyte, is placed between the two plates of the capacitor to prevent short circuits when it is energized. The capacitor is housed in a metal or plastic container, which is sealed to prevent electrolyte leakage. The terminals are sealed with a heat-resistant insulating material to ensure the safety of the users.

EXV477M010A9PAA has several important characteristics that make it ideal for use in many electronic or industrial fields. Firstly, it has a very large capacitance. Its capacitor rating ranges from 10 to 1000uF, and its temperature range is -40℃～+125℃. Secondly, it has excellent long-term stability and reliability, and can maintain its performance up to 2000 hours. Thirdly, it also has a very high voltage range, which can reach up to 200V. Finally, the cost of this capacitor is relatively low, and it is easily available in the market.

In conclusion, EXV477M010A9PAA is a commonly used aluminum electrolytic capacitor, which can be used in a wide variety of applications. Its large capacity, low cost, and excellent long-term stability and reliability make it ideal for power electronics, medical devices, audio-visual equipments, communication equipments, and automotive electronics.

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