MKP385516085JPP2T0

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Film capacitors are a broad class of capacitors with wide application fields and varied working principles. This article will focus on the particular film capacitor model MKP385516085JPP2T0, and examine its application field and working principle in detail.

Application Field

The MKP385516085JPP2T0 is a metallized polypropylene film capacitor from KEMET, a major capacitor manufacturer. This capacitor is mainly used for filtering and blocking applications in high-frequency circuit and power-conversion circuit, such as AC/DC converters, DC/DC converters, and motor drivers. It is suited for high-precision, small-size, and high-stability applications.

The MKP385516085JPP2T0 capacitors are offered in a low profile, miniature, open construction. It has nominals capacitance of 0.039 μF, rated voltage of 1000VRMS. It also has an operating temperature range of -55℃ to 105℃, allowing for a wide range of use cases. The average capacitance tolerance is 5%, further enhancing its precision and stability.

Working Principle

The working principle of the MKP385516085JPP2T0 is the same as that of other film capacitors: two metal films are placed together, and separated by a dielectric material. When a voltage is applied between the two metal films, an electric field is generated, and electrons are attracted from one plate to the other, resulting in the capacitance of the film capacitor.

The dielectric material used in the MKP385516085JPP2T0 is metallized polypropylene film. This is an excellent insulating material that is highly resistant to self-discharge, meaning that the capacitor can maintain its capacitance for a long time even after the voltage has been removed. Polypropylene also has excellent dielectric properties, which allows for higher voltage ratings with lower leakage current.

The metals used for the electrodes of the MKP385516085JPP2T0 are aluminum and zinc, both of which have excellent conductivity and workability. This combination of metals and dielectric material results in a stable and reliable product with excellent performance in high-temperature and high-frequency applications.

Overall, the MKP385516085JPP2T0 is a high-precision and high-stability film capacitor suitable for use in a variety of high-frequency, power-conversion, and precision-circuit applications. Its wide temperature and voltage ranges, along with its excellent dielectric and conductivity properties, make it an excellent choice.

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