ECW-FD2J275K

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: ECW-FD2J275K Application Field and Working Principle

In the world of electronics, film capacitors are widely used to fill many roles. From car audio to medical equipment, film capacitors can be found almost everywhere. On the surface, film capacitors may seem simple. But make no mistake, they can perform complex and important tasks in many electronic applications.

What are Film Capacitors?

Film capacitors are one of the most commonly used capacitors in the industry. They consist of a flexible paper dielectric material, which is wrapped in metal foil, and the edges of the foil are connected to the two electrical terminals of the capacitor. Depending on the type of dielectric material and the thickness of the metal foil, film capacitors can have different electrical characteristics, such as: low leakage, high capacitance, high current ratings, high stability and long life. Film capacitors are also very reliable and are very resistant to temperature changes.

ECW-FD2J275K – Overview

The ECW-FD2J275K type capacitor is a radial, plastic film capacitor. It is rated at 275VAC, 2J and has a temperature range of -40°C to +105°C. This type of capacitor is available in a variety of sizes, from 0.1uF to 1.0uF, and can handle up to 2 amps of current.

Applications

Film capacitors are used for a variety of applications, such as power supplies, motor starting, lighting applications, AC line filters and signal processing. The ECW-FD2J275K type capacitor is ideal for any circuit that needs a reliable, long-lasting, low-cost capacitor.

• Power Supplies: ECW-FD2J275K can be used in place of electrolytic capacitors in power supplies, as they offer better performance and are more reliable.
• Motor Starting: ECW-FD2J275K is often used as a dc filter capacitor on motor starting circuits.
• Lighting Applications: ECW-FD2J275K can be used in lighting systems, as it can handle high inrush currents and provide stable capacitance over time.
• AC Line Filters: ECW-FD2J275K can be used as a filter capacitor in AC line filters. The capacitors are highly reliable, and offer low losses over a wide range of frequencies.
• Signal Processing: ECW-FD2J275K is used in signal processing circuits to Store energy, create time delays and reduce distortion.

Working Principle

The working principle of film capacitors is based on the same principle as all capacitors—it stores energy in the form of an electric field between two conductors. It does this by creating an electric field between two layers of dielectric material. One layer of the dielectric material is the dielectric film which consists of a thin, non-conductive film. The other layer of the dielectric material is the metallic foil which consists of two layers of conductive metal sheets. The two layers of the dielectric materials and the two layers of the metallic foil are then rolled together and connected to two terminals, one of which is the positive (+) and the other being the negative (-).

When a voltage is applied to the two terminals of the film capacitor, an electric field is created between the two layers of the dielectric material. This electric field attracts negative charge on the top layer of the dielectric film and positive charge on the bottom layer. This causes the capacitance of the film capacitor to increase, which in turn stores energy in the form of an electric field. This stored energy can then be released in the form of an electrical current when the capacitance of the film capacitor is reduced.

Conclusion

The ECW-FD2J275K type capacitor is a reliable, low-cost film capacitor, ideal for a variety of applications, from power supplies to filter circuits. Its working principle is based on the same principle as all capacitors—it stores energy in the form of an electric field between two layers of dielectric material, which can then be released when the capacitance of the film capacitor is reduced. This makes the ECW-FD2J275K type capacitor a highly reliable, long-lasting capacitor.

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