SFP37S25K288B

Film capacitors, also known as plastic film capacitors, are electrical components constructed with thin plastic films insulated with metal electrodes typically deposited on each side. The plastic material provides dielectric strength and stability. Film capacitors come in many types, including mica, polyester and polyethylene naphthalate film capacitors, to suit different operating environments and requirements.

SFP37S25K288B is a film capacitor (plastic film capacitor) of very high capacitance mainly used in DC(direct current) applications. Its superior characteristics make it suitable for load balancing, peak current absorption and differential shunt applications in power supplies, batteries and audio circuits. Moreover, It is well known for its excellent and consistent performance in high temperature environments and its high insulation resistance (IR).

Application Field of SFP37S25K288B

The application field of SFP37S25K288B mainly includes power supplies, batteries and audio circuits. In power supplies, it can be used in load balancing, peak current absorption and differential shunt. In batteries, it is used to provide high capacitance and reliable voltage stabilization. In audio circuits, its excellent and consistent performance in high temperature environment make it suitable for guitar and bass distortion pedals as well as active audio crossover networks.

Working Principle of SFP37S25K288B

The SFP37S25K288B is a plastic film capacitor with two metal electrodes typically deposited on each side of the thin plastic film, thus providing dielectric strength and stability. When a voltage is applied to the capacitor, an electrostatic field is generated inside the dielectric material. This electrostatic field allows the capacitor to store electrical energy. The capacitance of the SFP37S25K288B is determined by the area of the electrodes, the distance between them and the dielectric constant of the material used.

In addition to storing electrical energy, the SFP37S25K288B is also known for having very low impedance and good dielectric absorption characteristics. Its low equivalent series resistance (ESR) and its low leakage current guarantee a high stability and long service life even when used in high temperature environments.

The SFP37S25K288B has proven itself reliable and efficient in various applications and is a great choice for many industrial and commercial applications.