UTM1E220MPD1TD

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Aluminium electrolytic capacitors are polarized capacitors whose anode electrode is made of a pure aluminum foil with an etched surface. This type of capacitors commonly consists of a core of aluminum foil, paper, or electrolyte impregnated with paper form which acts as the dielectric. The aluminum is activated by anodization and the outer surface of the capacitor is then coated in a thin oxide film. The aluminum foil and the oxide layer act as dual electrodes of the capacitor.

UTM1E220MPD1TD is a type of aluminum electrolytic capacitor with an electrode diameter of 2.2mm. This capacitor can be used in various applications as a filter capacitor in power supplies, as decoupling capacitors in audio applications, as per-stage compensation capacitors in differential amplifiers, and in other electronic circuits where polarized capacitors are needed.

These aluminum electrolytic capacitors have excellent characteristics such as high capacitance density, low Electrical Leakage Current (ELC), high volumetric efficiency, and low impedance. This type of capacitor has a maximum rated voltage of 50V and a maximum temperature rating of 85°C, and it is available in a variety of capacitance values ranging from 220μF to 22,000μF.

The working principle of an aluminum electrolytic capacitor is based on the capacitive principle. The capacitor works by placing a voltage on an aluminum foil which has an etched surface and an anode. The oxide layer on the surface of the aluminum acts as dielectric material for the capacitor, and this layer isolates the conductive aluminum from the anode voltage. The anode voltage creates an electric field that penetrates the oxide layer and causes a charge separation between the aluminum and the anode. This electrical field stores energy in the form of an electric charge between the two electrodes. The amount of energy stored in the capacitor is proportional to the capacitance of the device, and this is expressed as the farad of the capacitor.

In conclusion, UTM1E220MPD1TD is an aluminum electrolytic capacitor designed for a wide variety of applications. It offers excellent characteristics, making it an ideal choice for power supplies, audio systems, and other electronic systems. It works based on the capacitive principle, where the electrodes of the capacitor are separated by a thin oxide layer, allowing for a charge separation and an electrical field to form between the two.

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