ESMG451ELL220MN20S

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Aluminum electrolytic capacitors are electronic components used to store electrical energy in an electrostatic field due to the presence of an anode, a cathode, and an electrolyte. The ESMG451ELL220MN20S is a specific type of aluminum electrolytic capacitor. This type is generally used for applications such as decoupling, timing, and pulsing. The capacitor has a rated voltage of 25V and a rated capacitance of 220μF.

The working principle of an aluminum electrolytic capacitor is based on the law of electrostatic induction. It is composed of two metal electrodes, an electrolyte solution, and an aluminum foil roll that together form two layers of an electrical double layer. When a voltage is applied between the two electrodes, charge is stored in each layer. This stored charge has two components: a fixed charge in the aluminum layer, and a variable charge in electrolyte.

The voltage applied to the capacitor generates an electrostatic field, which attracts a certain amount of ions from the electrolyte solution to each layer. The positive ions will form a layer on the anode, and the negative ions will form a layer on the cathode. When the voltage increases, the electric field between the two electrodes increases, resulting in more ions attracted to each layer. The capacitance of the aluminum electrolytic capacitor is related to the amount of ions that can be attracted to each layer.

The ESMG451ELL220MN20S capacitor has a rated temperature of -40°C to 105°C and a rated lifetime of 2000 hours. It has an 18mm diameter and a 48mm length and can handle up to 27V of reverse voltage. The capacitor comes in a standard axial-leaded package with a 2mm lead spacing and is suitable for use in polar, negative-grounding circuits.

ESMG451ELL220MN20S aluminum electrolytic capacitors are widely used in various electronic applications, specifically in decoupling, timing, and pulsing applications. They are often used in power supply circuits, such as DC-DC converters, line filtering, switch mode power supplies, and other linear and non-linear circuits. They can also be used in audio amplifiers, low frequency filters, and high frequency transducers for filtering, resonance, or signal conditioning.

Due to its simple and reliable operation, the ESMG451ELL220MN20S aluminum electrolytic capacitor is the ideal choice for a variety of power supply and signal conditioning applications. Its high capacitance and maximum rated voltage ensure adequate power supply filtering for loads with high dynamic requirements. It also offers excellent heat dissipation and a long service life, making it a great choice for applications that require reliable and efficient operation.

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