MKP1840347404M

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Film capacitors are a type of capacitor that utilizes a thin layer of plastic or film as the dielectric. This type of capacitor is often referred to as a plastic film capacitor, since it can utilize various forms of plastic film, such as polypropylene, in its structure. This type of capacitor is usually used in low-voltage, high-current applications, due to its increased stability in short-term transients. Using film capacitors can offer higher performance compared to other types of capacitor, such as electrolytic capacitors. Film capacitors have high volumetric efficiency and come in small package sizes, making them ideal for space-constrained applications.

The MKP1840347404M is an example of a film capacitor used in electronic circuits and other applications. This type of capacitor offers a large range of capacitance, from 0.1µF to 47µF, and a variety of voltage ratings, ranging from 25V to 450V. This makes it very flexible for use in a variety of applications, ranging from power supplies, output filtering, and high-current audio applications.

The MKP1840347404M film capacitor has two primary characteristics: it has a self-healing dielectric and it has a very low equivalent series resistance (ESR). The self-healing dielectric allows the capacitor to recover from shorts or punctures without being destroyed. The low ESR means that the capacitor will have less impedance at higher frequencies, allowing it to be used in higher frequency applications than other types of capacitors.

The MKP1840347404M is a metallized polypropylene film capacitor, which is a type of capacitor that is constructed from two pieces of polypropylene film, with an aluminum or zinc layer deposited between them. The aluminum or zinc layer serves as both the dielectric layer and the electrode. These capacitors offer good stability over time and temperature, and have good pulse handling capabilities.

The most common application field for the MKP1840347404M is in output filtering, either for DC power supplies or AC filter applications. The high capacitance and low ESR of this capacitor make it a great choice for these types of applications. It can also be used as an input capacitor for DC-DC converters, and for audio-signal filtering applications such as audio crossover networks.

The working principle of the MKP1840347404M film capacitor is relatively simple. The two films are separated by the metalized layer, which serves as the dielectric. When a voltage is applied across the two terminals, electrons will flow through the metalized layer, creating an electric field between the two terminals. This field causes the electrons to become trapped between the two electrodes, resulting in the electric charge that is stored in a capacitor.

In summary, the MKP1840347404M is a type of film capacitor used in a variety of applications, including power supplies, output filtering, and audio signal filtering. This type of capacitor is often chosen due to its low ESR and high volumetric efficiency, making it a great choice for space-constrained applications. The working principle of a film capacitor is the build-up of trapped electrons between two electrodes, which is created by an applied electric field.

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