MAL211825331E3

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Aluminum electrolytic capacitors are widely used in many electronic circuits for power peak absorption, filtering, driving, energy storage, signal coupling, wave shaping, and noise suppression. One such capacitor is the MAL211825331E3 series from Mitsubishi. This series is made from tantalum-terminated anode aluminum electrolyte capacitors, an advanced technology that uses tantalum metal end caps to cover the anode and minimize problems caused by electrolysis. This capacitor series is small, light, and highly efficient, making it an ideal choice for applications that require excellent performance.

The MAL211825331E3 has a maximum operating voltage of 450V, a working voltage of 350V, and a capacitance value ranging from 0.1μF to 330μF. It is available in three sizes: 0912 (9mm x 12mm), 1218 (12mm x 18mm), and 1825 (18mm x 25mm). This capacitor series can operate in temperatures ranging from -40°C to +105°C and has a maximum dissipation factor of 10.2%. It also has an excellent impedance ratio, high reliability, and long life.

This capacitor series is mainly used in power supplies for switching power converters because of its high working voltage, high ripple current rating, low ESR, and long life. It is also used in energy storage applications such as electric cars and solar power systems. This series can also be used in many other demanding applications, including those where high power, high frequency, or wide temperature range is a requirement.

The working principle of the MAL211825331E3 series aluminum electrolytic capacitor is relatively simple. It consists of two electrodes: an anode in which the current flows in, and a cathode in which the flow is directed out. The electrode is usually formed by an anode of aluminum metal, which is then electrolytically coated with a layer of tantalum oxide film. This is done by placing an anode in a solution containing dissolved tantalum and a cathode current. The current causes molecules in the solution to plate out onto the anode, creating a film of electrically-conductive metal oxide, which forms the dielectric. This dielectric is sandwiched between the two electrodes, forming the capacitor.

As the capacitor charges, the electrons in the electrolytic solution collect in the first electrode, forming an electrical charge. When current flows through the capacitor, it acts as a dielectric, allowing the electrons to transfer from one electrode to the other. This creates a voltage across the capacitor, which results in a stored energy and allows the capacitor to act as a reservoir of power. Depending on the type of capacitor, it can either provide a short-term or a long-term charge.

The MAL211825331E3 series aluminum electrolytic capacitor offers excellent performance in power supplies and high temperature/high voltage applications, making it a popular choice for many industries. Its size, lightweight, high efficiency, and low cost make it an ideal choice for a wide range of applications, offering reliable power in demanding situations. It is highly reliable, long-lasting, and can be used for a number of purposes, from energy storage to signal coupling.

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