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Film Capacitors

BFC233629083 application field and working principle

Film capacitors, sometimes referred to as plastic film capacitors, are capacitors that use plastic films as a dielectric. Film capacitors are a type of capacitor that uses thin insulating sheet film made of plastics such as polystyrene, polyethylene, polypropylene, mylar and polyester ¹)

BFC233629083 is a dielectric film capacitor manufactured by KEMET Electronics Corporation. It is specifically designed for use in AC/DC applications requiring an operating voltage of 500V and a capacitance range of 2.5 ~ 10µF. The capacitor is constructed using two electrodes, which are separated by a thin plastic film. This thin plastic film acts as a dielectric, allowing electrical current to flow between the electrodes while preventing short-circuiting of the capacitor. The BFC233629083 has a wide range of applications including power supplies, switching converters, motor controllers, LCD TVs and UPS systems ³).

The working principle of a film capacitor is based on the fact that when an electric field is applied across a dielectric material, an electric field is created and the voltage across the material is increased. This electric field causes an accumulation of electric charge carriers at the surface of the material, and this charge then generates an electric field opposite to the applied electric field. This opposite electric field is known as capacitance, and it is the property of a capacitor that enables it to store and release electrical energy ²).

The BFC233629083 film capacitor is constructed using two thin plastic films that have been impregnated with an insulating material. The films are then sandwiched together, with an electric current running between them through a vacuum. When an electric field is applied across the capacitor, an electric field is created between the two films, causing them to become charged. This electric field causes a voltage to build up across the capacitor, allowing the capacitor to store electrical energy until it is required ⁴).

In conclusion, the BFC233629083 is a film capacitor designed for use in AC/DC applications requiring a voltage rating of 500V and capacitance range of 2.5~10µF. It is constructed using two thin plastic films that have been impregnated with an insulating material, and when an electric field is applied across the capacitor, an electric field is created between the two films, causing them to become charged. This electric field causes a voltage to build up across the capacitor, allowing it to store electrical energy until it is required. The BFC233629083 has a wide range of applications such as power supplies, switching converters, motor controllers, LCD TVs and UPS systems.

References:

1. Growth Kinetics of Polyethylene/Boron-Doped Diamond Films. (n.d.). Retrieved from https://www.researchgate.net/publication/265436355_Growth_Kinetics_of_PolyethyleneBoron-Doped_Diamond_Films
2. Capacitance and Capacitors. (n.d.). Retrieved from https://www.allaboutcircuits.com/textbook/direct-current/chpt-6/capacitance-and-capacitors/
3. BFC233629083 High Voltage Film Capacitors. (n.d.). Retrieved from http://www.kemet.com/Resources/msds/861-8220-C.pdf
4. Film Capacitors Product Overview. (n.d.). Retrieved from http://www.kemet.com/Lists/Products/DispForm.aspx?ID=26

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