SFP37S25K288B-F

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 have wide applications in electrical and electronic circuits, including power signals, broadcast equipment, and many other industrial and consumer products. SFP37S25K288B-F is one of the film capacitors and has some specific advantages that make it suitable for particular applications. This article looks at the specific application fields and the working principle of this capacitor.

SFP37S25K288B-F Application Fields

The SFP37S25K288B-F film capacitor is specifically used in applications where higher working voltage is needed. It has a breakdown voltage of 450V, and can withstand higher peak voltages. This makes it suitable for use in situations that need high voltage, such as power supply filtering, AC filtering, DC/DC converter in solar energy and wind energy systems, and motor drives. It is also used for energy storage, as it has a low ESR (Equivalent Series Resistance) and high ripple current capacity.

Furthermore, the SFP37S25K288B-F has a ceramic body coating, which gives it excellent high temperature characteristics. This makes it ideal for use in high temperature environments. It also has a self-healing function, meaning that it automatically recovers from arc-over/short circuits, which is a great advantage.

Working Principle

The working of SFP37S25K288B-F capacitor is based on the Voltage Foil Technology. In this technology, two conductive polymerized films are sandwiched between two metal foil electrodes and combined to form an capacitor element. The capacitor element has a low effective series resistance, which helps reduce losses and improve efficiency.

When a voltage is applied, an electric field is generated between the two electrodes, with positive ions of one foil and negative ions of the other. This creates a separation of charge between the two electrodes, resulting in a capacitance. As the voltage is increased, the capacitance also increases, up to the rated voltage of the capacitor. This is how the SFP37S25K288B-F capacitor works.

Conclusion

In summary, SFP37S25K288B-F is a high-voltage film capacitor that is used in applications requiring greater peak voltages. It has excellent characteristics, such as a ceramic body coating for high temperature tolerance and a self-healing feature. Its working is based on Voltage Foil Technology, where an electric field is created between two metal foil electrodes when a voltage is applied. This generates a capacitance between the two electrodes, which increases as the voltage is increased.

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