305QPC250KA3A1LL

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Film capacitors are a type of capacitors which primarily contain an electrical insulating film that is usually rolled up and which acts as a dielectric medium between the capacitor plates. They are generally known for their good process ability, superior electrical properties, good thermal stability, and high insulation resistance.

The 305QPC250KA3A1LL series of film capacitors are mainly characterized by their high insulation resistance, good temperature stability, low losses, and good surge current capability. These properties make them particularly suitable for use in applications like power electronics, AC motor drives, PFC circuits, and various other high-voltage and high-temperature circuit applications.

The 305QPC250KA3A1LL series of film capacitors use a polypropylene film as the dielectric medium and have a 3 layer construction. The first layer consists of the metallized electrodes present on the external surface of the dielectric film. The second layer consists of multiple slots in the dielectric film, which increases the surface area of the capacitor and reduces the electrical field between the electrodes. The third layer is a metalized shield that acts as an insulation barrier and prevents electric current leakage.

The working principle behind these film capacitors is quite simple. When current flows through the capacitor, it creates an electric field between the capacitor plates due to the presence of the dielectric medium. This electric field stores energy and the capacitor acts as an energy storage device. When the capacitor is charged, it holds that charge until it is discharged.

The basic components of the 305QPC250KA3A1LL series are the polymer film permanent layer, multiple slits in the dielectric, and the metalized shield. This combination of components allows the capacitor to have a wide range of features such as high insulation resistance, low losses, good temperature stability, and high surge current capability.

The 305QPC250KA3A1LL series of film capacitors are mainly used in switching power supplies, motor control, signal processing and similar high-voltage and high-temperature applications where durability and reliability are needed. They can also be used in various medical applications such as defibrillators and pacemakers, as well as in military and aerospace applications.

In conclusion, the 305QPC250KA3A1LL series of film capacitors are highly reliable components which are capable of providing both high insulation resistance and high surge current capability. Their wide range of features make them suitable for use in a variety of high-voltage and high-temperature applications. By understanding their working principle and components, engineers and technicians can easily select the correct capacitor for a particular application.

The specific data is subject to PDF, and the above content is for reference