200BXC47MEFC12.5X20

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Aluminum Electrolytic Capacitors are widely used in low-voltage applications like AC DC converters, power supplies and power line filters for isolating AC from DC and as an active lag network. Common applications also include in DC-DC converters, electrical traction power systems and automotive power systems. This type of capacitor offers a wide range of capacitance values and features plastic cases that are particularly well suited for applications requiring isolation between power systems that don\'t traditionally provide enough insulation.

200BXC47MEFC12.5X20 is one model of Aluminum Electrolytic Capacitor which belongs to the category of polarized aluminum electrolytic capacitors. It is also known as an electrolytic-film-paper capacitor and is in a cylindrical shape with a diameter of 12.5mm and a height of 20mm. It consists of two plates, a dielectric sandwiched between them and a type of anode material (electrolyte) normally made out of aluminum. The 200BXC47MEFC12.5X20 capacitor has a voltage rating of 63V and a capacitance of 39uF. It is typically used for low frequency and very low power applications.

The working principle of aluminum electrolytic capacitors relies on the electric field of the cathode and anode plates that are embedded in a dielectric material for insulation. The voltage applied to the capacitor creates an electric field in the dielectric material that causes the electrical charges on the plates to be distributed differently. This causes a difference in potential between the two plates and a current flows through the material, producing an electric field in the direction of the negative plate. As the magnitude of the applied voltage increases, the magnitude of the electric field increases and the capacitance increases.

The main advantage of 200BXC47MEFC12.5X20 over other aluminum electrolytic capacitors is its low equivalent series resistance (ESR), which is a measure of the internal resistance of the capacitor that affects capacitance value, especially at high frequencies. The lower the ESR, the lower the dissipation factor of the capacitor, meaning that the capacitor can provide a high amount of energy at a low cost. In addition, this capacitors features very low inner resistance and provides good frequency characteristics which makes it ideal for applications such as noise suppression and switching power supply.

In conclusion, the 200BXC47MEFC12.5X20 aluminum electrolytic capacitor is suitable for a wide range of applications due to its low ESR, low inner resistance and good frequency characteristics. It is particularly well-suited for applications requiring isolation between power systems that don\'t traditionally provide enough insulation, or for low and very low power applications.

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