UPM1K820MHD6TO Capacitors

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Aluminum electrolytic capacitors, also known as electrolytic capacitors, use aluminum foil as the anode and a layer of aluminum oxide film as the dielectric. The aluminum oxide layers can be formed by anodizing the aluminum sheets in an electrolytic solution. This technology has allowed aluminum electrolytic capacitors to offer higher capacitance per unit volume.

The UPM1K820MHD6TO is an electrolytic capacitor made using this technology. It features a rated voltage of 16V, a rated capacitance of 820uF, and a maximum dissipation factor of 0.3 at 120Hz, 25°C. Its design allows it to withstand very low temperatures with minimal change in its electrical characteristics. The capacitor utilizes a snap-in mounting support and can be securely fixated on the PCB. Its design also allows low-inductance construction making it suitable for high-frequency applications. It is typically used for high-temperature and frequency-inversion applications in electrical devices.

The working principle of an aluminum electrolytic capacitor is similar to that of a conventional capacitor. It consists of two conducting plates separated by a dielectric medium. The plates act as electrodes and the dielectric can be either ceramic, organic film, or electrolyte. The electrolyte is usually composed of an aluminum oxide layer held together by a polymer film.

The capacitor works by creating a voltage between the anode and the cathode. When this voltage is higher than the breakdown voltage of the dielectric, electrons move to the cathode. This induces a charge on the cathode and the capacitor is charged up. The capacitor charges up until its voltage reaches the peak voltage of the power supply, at which point it starts to discharge.

The dielectric medium of the UPM1K820MHD6TO is an aluminum oxide layer reinforced with a polymer film. This film helps to improve the dielectric strength and resistance to corrosion and aging. Moreover, the design allows for a low dissipation factor and a low impedance. This makes the capacitor suitable for high-frequency applications and high-temperature operation.

The UPM1K820MHD6TO is typically used for applications such as motor starters, relay switches, and power supplies. It offers excellent performance in these applications due to its low ESR and high ripple current capability. This makes it an ideal choice for powering electronic systems.

In conclusion, the UPM1K820MHD6TO is an electrolytic capacitor made using aluminum foil and an aluminum oxide film. Its low ESR and high ripple current capability make it suitable for high-frequency applications and high-temperature operation. It is typically used for motor starters, relay switches, and power supplies and can provide excellent performance in these applications.

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