MPX274K305G

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Film capacitors are widely used in electronic components. MPX274K305G is a general purpose film capacitor specially designed for varied applications. In this article, we look at the application field and working principle of MPX274K305G.

MPX274K305G is a polyester film capacitor that is a reliable and economical solution for many general purpose applications. It has a rated voltage of 275V AC, and a rated capacitance of 0.033μF. The dissipation factor is a low 1 to 3%. This makes the MPX274K305G a good choice for AC applications.

The main application fields of MPX274K305G are lighting, power supplies, automotive, and consumer electronics. In the lighting application, the MPX274K305G is used in standard and light-sensitive lamps, and fluorescent equipment. In power supply applications, MPX274K305G capacitors are used in various AC-DC and DC-DC converters and power amplifiers. Those capacitors are also used in automotive electronics, and consumer electronics like TVs, refrigerators, and washing machines.

The working principle of MPX274K305G is straightforward. The capacitor is made up of two metal plates covered with a thin plastic film, called the dielectric. When a voltage is applied across the capacitor, current flows through the capacitor, storing electrical energy in the form of an electrostatic field between the plates. This charge remains so long as no changes take place in the external electric field.

A unique feature of the MPX274K305G is its ability to handle a wide temperature range from -40℃ to +105℃, making it a good choice for applications with high temperature variations. The capacitor also has a long lifespan, with a minimum capacitance of 85% after 500,000 hours at 40℃.

To sum up, MPX274K305G is a polyester film capacitor that is suitable for a wide range of applications and temperatures. It is an economical and reliable solution for many general purpose applications. The capacitor’s working principle is also straightforward, making it easy to use.

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