MAL203851339E3

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Introduction to Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors are a type of capacitor specialty renowned for their high capacitance, excellent stability, and high voltage capabilities.They are one of the most widely used types of capacitors, and can be found in electronic devices, power supplies, circuit boards, and more.The technology behind aluminum electrolytic capacitors is quite complex, and they are essential components in a wide variety of applications.

How Aluminum Electrolytic Capacitors Work

Aluminum electrolytic capacitors are based on the principle of an electrolytic cell. This involves two layers of aluminum foil that are separated by an electrolyte, usually a paste made up of a solvent, electrolyte and a dielectric. When a voltage is applied to the electrodes, an electric current is created that causes ions from the electrolyte to migrate to the aluminum plates.

The thickness of the dielectric layer is determined by the charge carried by the ions, allowing the capacitor to store a charge and act as a filter. The capacitance of the capacitor is determined by the thickness of the dielectric layer, the surface area of the two aluminum plates and the dielectric constant of the electrolyte.

MAL203851339E3 Application Field and Working Principle

The MAL203851339E3 is an aluminum electrolytic capacitor developed by Nissei Denko Corporation. It has a long life, low leakage current, low ESR, and is ultra-small in size. The MAL203851339E3 is resistant to heat, moisture, and vibration, and is suitable for operation in a wide temperature range.

The MAL203851339E3 is primarily used as a time-constant device in timers, relays, and heating devices. It can be used in high-speed switching circuits, where a lower ESR (Equivalent Series Resistance) is required. The MAL203851339E3 also operates under direct current in power sources such as solar inverters. The capacitor also has applications in audio equipment, medical devices, automotive circuits, and consumer electronics.

The operating principle of the MAL203851339E3 is similar to that of other aluminum electrolytic capacitors. The MAL203851339E3 consists of two layers of anodized aluminum foil which are separated by a dielectric, typically a paste-like solution. In response to an applied voltage, ions in the dielectric solution migrate to the surface of the aluminum plates, forming an electrical charge. This charge is stored in the capacitor, allowing the device to act as a filter and stabilizer. The capacitance of the MAL203851339E3 is determined by the thickness of the dielectric layer, the surface area of the plates, and the dielectric constant of the electrolyte.

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