MKP1839282405R

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Film capacitors, or film dielectric capacitors, are passive electronic components used to store electrical energy that consists of one or more layers of plastic film and aluminum foil strips. The MKP1839282405R is a polypropylene film dielectric capacitor with radial leads. It features a rated capacitance of 0.0018 µF, rated voltage of 275 VAC, and a temperature range of -55℃ to +105℃. The MKP1839282405R represents one of many film capacitors available in the market today.

The quality and performance of any film capacitor is dependent on the properties of its dielectric material. In the case of the MKP1839282405R, its dielectric is polypropylene, making it a good choice for general purpose applications. Polypropylene film capacitors are known for their high volumetric efficiency, long-term stability, and low losses at high frequencies. These attributes make them well-suited for applications such as filter circuits, decoupling networks, rectifier circuits, and energy storage.

The MKP1839282405R can be used in a wide variety of AC applications, including high-frequency power supplies, industrial equipment, and appliance components. The rated voltage of 275 VAC also makes it a suitable choice for mains frequency applications. The temperature range of -55℃ to +105℃ makes it ideal for use in a wide variety of environmental conditions.

The working principle of the MKP1839282405R is based on the principle of capacitance. Capacitance is a measure of the amount of electrical charge that can be stored in a given volume of dielectric material. When an AC voltage is applied to a capacitor, the dielectric material polarizes and stores a small amount of energy, in the form of an electric field, which is proportional to the applied voltage. This stored energy is known as the "static" or "low frequency" capacitance.

As the frequency of the applied voltage increases, the dielectric material will begin to "react" to the alternating voltage by allowing current to flow through it, and the capacitance will increase as a result. This phenomenon is known as "dynamic capacitance" or "high frequency capacitance". Since the capacitance of the MKP1839282405R increases with frequency, it is particularly well-suited for high-frequency applications such as power supplies and radio circuits.

The MKP1839282405R is a robust and reliable film capacitor that is well-suited for use in a variety of AC applications. Its polypropylene dielectric provides it with high volumetric efficiency and excellent long-term stability, while its wide temperature range and high-frequency performance make it a good choice for power supplies, industrial equipment, and appliance components.

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