ELG108M250AT4AA

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Aluminum electrolytic capacitors are electrochemical devices used to store electrical energy in a circuit. They are made up of two metal plates separated by an electrolyte solution, usually an acidic potassium hydroxide. The plates are usually made of aluminum foil and may be covered with a dielectric layer such as paper or other insulation. The electrolyte helps to produce an electric field between the two plates and also helps to reduce leakage currents through the capacitor.

The ELG108M250AT4AA is an aluminum electrolytic capacitor with a capacitance of 108 µF and a working voltage of 250 V. It is typically used in audio, DC-DC converters, LED drivers, and LED lighting applications. In particular, it is often used in applications where a high ripple current is needed or in applications where a large voltage drop needs to be absorbed.

The working principle of the ELG108M250AT4AA aluminum electrolytic capacitor is based on the principle of electrochemistry. When two metals are placed in an acidic electrolyte, an electrochemical reaction takes place producing a voltage difference between them. This voltage difference creates a capacitive traveling charge that stores and releases electrical energy in the form of a current. As the electrical current flows through the electrolyte, ions from the electrolyte solution travel to one of the metal plates, resulting in the accumulation of charges at that plate.

In the ELG108M250AT4AA capacitor, the aluminum foil electrodes are composed of two plates separated by a dielectric. The electrolyte is an acidic potassium hydroxide solution which helps to create an electric field between the two plates and helps to reduce leakage currents through the capacitor. The dielectric helps to insulate the plates and contain the charge. The dielectric also controls the maximum current and ripple current that is stored in the capacitor. The ELG108M250AT4AA has a capacitance of 108 µF, a temperature range of -40°C to +105°C, and a rated voltage of 250 V.

The ELG108M250AT4AA aluminum electrolytic capacitor offers great performance at a high ripple current and is ideal for audio, DC-DC converters, LED drivers, and LED lighting applications. It has high capacitance, low leakage current, and low electrical noise and vibration.

The ELG108M250AT4AA aluminum electrolytic capacitor is available in the market in various sizes and voltages to meet different design requirements. When selecting the right capacitor, designers should consider the operating temperature, ripple current, and vibration level. Finally, they should also ensure that the capacitor is UL recognized and electronically suitable for their specific application.

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