ECW-U1224KC9 Capacitors

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Film capacitors, also known as plastic film capacitors, are dry capacitors with a plastic film as the dielectric. These capacitors are divided into Polyester Film Capacitors, Polypropylene Film Capacitors, Polyethylene Film Capacitors, Teflon Film Capacitors, Mica Film Capacitors, and other types. Among them, Polyester Film Capacitors, Polypropylene Film Capacitors, and Polyethylene Film Capacitors are tin-foil capacitors, while the other three types, Teflon Film Capacitors, Mica Film Capacitors, are metalized-film capacitors.The ECW-U1224KC9 belongs to the Polyester Film Capacitors, which is a miniature surface-mount capacitor and is also a snap-in capacitor. It is an AC capacitance with a capacitance tolerance of ±20%. It has a rated voltage of AC 50V, and a capacitance range of 10-220nF. The ECW-U1224KC9 is especially suitable for line bypass, filter and snubber applications.The working principle of the ECW-U1224KC9 is based on the fact that a capacitor consists of two metal plates placed close to each other and separated by a layer of insulation known as a dielectric. When the capacitor is connected to an electrical supply, positive charges accumulate on one of the plates and negative charges accumulate on the other. The capacitor stores electrical energy in the form of the static electric field between the two plates. The strength of the electric field is determined by the capacitance of the capacitor, which is a measure of the amount of charge it can store for a given voltage.When AC power is applied to the capacitor, a current flow is created. The AC current causes the plates of the capacitor to alternately attract and repel each other. This results in a capacitive reactance. The capacitive reactance is inversely proportional to the frequency of the AC supply. At low frequencies the reactance is large, while at high frequencies it is low.The ECW-U1224KC9 is designed for applications requiring high levels of accuracy, stability and performance. It is made using a Teflon film dielectric which is more reliable and stable than other types of film capacitors. The capacitor is constructed using a metallized film layer and insulated by a polyester film. The capacitor is rated for a temperature range of -55℃ to +125℃.It is often used in filter circuits, frequency-dividing circuits, and timing circuits. Due to its low capacitance and high voltage rating, the ECW-U1224KC9 is ideal for AC line bypassing, snubber and decoupling applications. It also serves as a quality buffer in general purpose AC applications.The ECW-U1224KC9 provides consistent performance under various temperature and voltage conditions, making it an ideal choice for applications such as amplifier circuits, motor control systems, and monitoring circuits.In summary, the ECW-U1224KC9 is a Polyester Film Capacitor designed to provide high levels of accuracy, stability and performance. It is rated for an AC voltage of 50V and a temperature range of -55℃ to +125℃. It is ideal for AC line bypassing, snubber and decoupling applications and is also used in filter circuits, frequency-dividing circuits, and timing circuits. The working principle of the ECW-U1224KC9 is based on the fact that a capacitor consists of two metal plates and a dielectric layer, with an AC current causing them to alternately attract and repel each other. This results in a capacitive reactance, which is inversely proportional to the frequency of the AC supply.

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