Feed Through Capacitors

Feed through capacitors are devices whose primary purpose is to filter out unwanted signals from a power line. They are also known as current-limiting capacitors, filter capacitors, or simply feed-thrus. Feed through capacitors are widely used in many types of power equipment and instrumentation in order to reduce line noise and provide a clean power source. In this article, we will discuss the field of application and working principle of the SFABC5000220ZC0 feed through capacitor.

Application Field of the SFABC5000220ZC0

The SFABC5000220ZC0 feed-through capacitor is mainly used in various power electronics systems. These systems include industrial machines, power supply systems, audio systems, and many other forms of instrumentation. This capacitor can also be used in AC and DC power line applications. It is designed with a wide operating frequency range from 0.5 to 2000Hz and is capable of dissipating up to 500W of power.

The SFABC5000220ZC0 feed-through capacitor has a reinforced design, which allows it to be extremely durable and suitable for harsh environment applications. It is also an excellent choice for impulse and vibratory applications due to its low insertion loss, low thermal apparent resistance, and superior high frequency performance.

Working Principle of the SFABC5000220ZC0

The basic working principle of a feed through capacitor is that it filters the power lines by blocking the passage of high-frequency frequencies while allowing the passage of low-frequency frequencies. They are made up of two electrodes which create an electric field between them, which in turn capacitively couples the power lines. The capacitance value and the capacitive characteristics of the device determine the frequency that will be blocked and the frequencies that the device will allow.

In the case of the SFABC5000220ZC0 feed-through capacitor, this device has a simple construction, which consists of a metal sheet and two high-grade aluminum foil layers. The metal sheet is used for grounding, while the aluminum foil layers act as a separator. This separator helps to create the electric field between the two electrodes, resulting in a capacitance effect. The device also features a wide operating frequency range, which allows it to filter out a wide variety of frequencies from power lines.

Conclusion

The SFABC5000220ZC0 is a feed-through capacitor designed for use in a variety of power electronics applications. It has a reinforced construction and is capable of dissipating up to 500W of power. It is also suitable for impulse and vibratory applications due to its low insertion loss, low thermal apparent resistance, and superior high frequency performance. The feed-through capacitor works by creating an electric field between two electrodes which capacitively couples the power lines and filters out unwanted frequencies.