BFC236655822

Film Capacitors

Film capacitors, sometimes referred to as film dielectrics, are a type of capacitor that includes a thin film of dielectric material between two conductive electrodes. The thin dielectric layer between two electrodes allows the capacitor to have very low internal losses and very high insulation resistance. They are available in a variety of sizes, styles, and capacitance values.

BFC236655822 application field and working principle

The BFC236655822 film capacitor is a two-pole, three-layer, monolithic chip style capacitor. This type of capacitor is mainly used in high-frequency, low-noise applications such as oscillators, filters, power supplies, telecommunications, automotive electronics, and aerospace. The working principle of this type of capacitor is based on the concept of capacitance, which is the ability of a material to store electric charge. The three layers of the film capacitor consist of two electrodes separated by a thin dielectric layer. The two electrodes are connected to either side of an AC voltage source, and the dielectric layer between them allows for the accumulation of electric charge on either side. When a voltage is applied to the capacitors, the electric charge on both electrodes builds up, and the electric field between the two becomes imbalanced, creating an electric current. This current flows through the dielectric layer and creates a magnetic field which in turn stores energy until the capacitor is switched off.

Film capacitors have a wide range of applications owing to their high insulation resistance, low self-inductance, low parasitic capacitance, low dielectric absorption, and very low leakage current. They are also very versatile and can be used in a variety of circuits, such as oscillators, filters, rectifiers, switching power supplies, and various medical and consumer electronic applications. Film capacitors are also used as coupling capacitors, bypass capacitors, dc blocking capacitors, and are commonly used in automotive applications.

In conclusion, film capacitors, such as the BFC236655822, are a type of capacitor that uses a thin film of dielectric material between the two electrodes to allow for very low internal losses and high insulation resistance. They are widely used in a variety of applications ranging from oscillators and filters to automotive and consumer electronics. Film capacitors have very low leakage current, high insulation resistance, and very low parasitic capacitance, making them a versatile and reliable choice for many applications.