B32562J1685K189

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Film capacitors are a type of capacitor that consist of a thin plastic film coated with a metal such as aluminum or zinc. They are a common components used in electronic circuits for blocking direct current, storing charge, and filtering signals. Film capacitors are widely used in applications ranging from high-end audio systems to industrial power supplies.

B32562J1685K189 is a film capacitor developed by EPCOS, which is a leading manufacturer of electronic components and equipment. This capacitor is constructed from an aluminum-polyethylene-terephthalate (PET) material. Its nominal capacitance value is 1685 μF, with a tolerance of 20%, and a rated voltage of 125 VDC. Its maximum working temperature is 105℃, and its operating humidity range is 85% RH at 40℃.

B32562J1685K189 is suitable for a range of applications. It can be used as a decoupling capacitor for power supplies, an input/output coupling capacitor for signal lines, and a bypass capacitor for oscillators and amplifiers. It can also be used as a resonator part for high-frequency electronic equipment. In addition, this capacitor is suitable as a filter part for supplying power to digital devices such as computers and other embedded systems.

The working principle of a film capacitor is similar to that of an electrolytic capacitor. When an electric potential is applied across the capacitor plates, a current is induced in the electric field produced. This results in the electron displacement between the capacitor plates, creating a charge disparity. This produces an electric field that opposes the applied electric potential, resulting in a decrease in the amount of current that flows through the capacitor.

The dielectric layer of a B32562J1685K189 capacitor plays an important role in determining its electrical characteristics. This layer is made from aluminum polyethylene terephthalate, which has excellent dielectric properties, allowing for a greater capacitance value and higher stability. It is also highly resistant to moisture, making it suitable for humid climates.

In conclusion, the B32562J1685K189 is a film capacitor manufactured by EPCOS. It has a nominal capacitance of 1685 μF, and a rated voltage of 125 VDC. It is suitable for a range of applications, including decoupling, coupling, bypassing, and filtering. Its working principle is similar to that of an electrolytic capacitor, utilizing the dielectric layer to produce an electric field which opposes the applied electric potential.

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