UPM1A821MHD6TO Capacitors

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Aluminum Electrolytic Capacitors is a type of capacitor that typically consists of three layers of components- the anode and cathode foil as well as the electrolyte layer. These layers are formed from aluminum oxide and a solid electrolyte made of a combination of manganese dioxide and nickel. They are specified based on their voltage rating, capacitance, temperature characteristics, as well as other characteristics that make them suitable for various electronic devices.

The UPM1A821MHD6TO is an aluminum electrolytic capacitor available in axial, radial leaded, and SMD mounting options. The axial type has a rated voltage of 25 VDC, the radial type is rated at a maximum 63 VDC, and the SMD type has a rated voltage of 25 VDC. The capacitance is specified as 821 mF and the ESR is 10 mOhms. The radial type has a capacitor diameter of 18 x 30 x 28.5 mm and an overall length of 35 mm. The SMD type has dimensions of 10 x 18 x 5.5 mm.

Aluminum electrolytic capacitors are widely used in a variety of industries and applications. They are commonly found in switched-mode power supplies, such as power conversion and inverter systems. The capacitor helps to prevent voltage spikes from occurring in the circuit. The capacitor also helps with power factor correction by reducing the effective current ripple. Additionally, they are used in circuits to reduce the AC signal voltage, filter out any unwanted noises, and to function as a decoupling capacitor.

The UPM1A821MHD6TO application field and working principle can be summed up as follows. When a voltage is applied to the other side of the capacitor, a current flows which causes the electrolyte to form a thin solid film on the surface of the cathode. This film acts as a dielectric and stores the energy within the capacitor. As the electric current flows through the circuit, the dielectric film is reduced in thickness, increasing the capacitance. As the voltage is removed, the dielectric film regains its original thickness, allowing the capacitor to return to its original state.

Aluminum electrolytic capacitors are a reliable and cost-effective choice for many different applications. The UPM1A821MHD6TO capacitor offers high capacitance, high voltage ratings, and a wide temperature range. They are available in various mounting configurations, making them suitable for a variety of circuits and applications.

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