SFA66S2K219B-F

Film Capacitors

Film capacitors, also known as plastic capacitors, are a type of electronics component used in a variety of applications for their high-performance characteristics. The SFA66S2K219B-F is one such product, and it offers a wide range of applications and features.

SFA66S2K219B-F Application Field

The SFA66S2K219B-F is a bifilar-wound Film Capacitor designed for AC applications. In addition, the capacitor can survive up to 2000 volts peak surge voltage, making it an ideal choice for a wide range of audio, video, and lighting applications. These uses include power-supply filtering, circuit oscillators, pulse-forming networks, RF bypassing, and more. Furthermore, the SFA66S2K219B-F\'s small form factor makes it ideal for use in places where space is at a premium.

SFA66S2K219B-F Working Principle

The SFA66S2K219B-F capacitor consists of two or more bifilar-wound sections, each containing two metal layers separated by polyester film dielectric material. This design creates a high capacitance in the presence of an electric field. The capacitor then stores electrical energy, and acts as a filter for passing AC and blocking DC. The two layers of foil maximizes capacitance in comparison to other more commonly used capacitor designs. Additionally, the capacitor features reliable construction and high performance, making it an ideal choice for various audio, video, and lighting applications.

Conclusion

The SFA66S2K219B-F is an excellent choice for AC applications due to its bifilar-wound construction and its ability to survive up to 2000 volts peak surge voltage. This makes the SFA66S2K219B-F capacitor suitable for a variety of applications, including power-supply filtering, circuit oscillators, pulse-forming networks, RF bypassing, and more. Furthermore, its small form factor makes it ideal for use in tight spaces. All in all, the SFA66S2K219B-F is an excellent option for AC applications.