BFC236752563

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Film Capacitors

The capacitor designated BFC236752563 is a film capacitor, also known as an electrostatic capacitor. It is a type of capacitor that consists of multiple layers of electrodes separated by electrolytes and insulating thin-film dielectric. Film capacitors offer various advantages over other types of capacitors such as ceramic capacitors, electrolytic capacitors and paper capacitors, such as higher voltage ratings and lower losses due to their construction from multiple layers of thin, non-moving films.

Application Fields

Film capacitors have a wide variety of uses. They are primarily used in the area of electronic circuit design, such as in filters, oscillators, signal processing and other high-frequency applications. Additionally, they can be used in power supplies, for motor drives and in the audio signal path.

They are also used for decoupling, energy storage and stabilization purposes. Some specific applications include in bridge rectifiers, linear supplies, EMI filters, harmonic filters, high/medium/low-frequency switching, power-factor correction, motor control, and high-voltage/high-power applications.

Working Principle

Film capacitors work on the principle of electrostatic and electromagnetic field generated between two conducting films this is used to store energy through the electric field created across the layers. The energy is released to other elements in the circuit when the voltage across the capacitor drops.

The capacitance of the capacitor depends on the material used and the size and shape of the capacitor. In the case of the BFC236752563, the capacitance value is 6400 μF and the operating voltage is 250V. The capacitor is also designed to be used with an operating temperature range of -55°C ~ +85°C.

Film capacitors are constructed from multiple layers of films which have been coated with dielectric. The films are layered together in order to increase the effective capacitance of the overall capacitor. The exact construction can vary, depending upon the type of film being used. One common type is the polyester film capacitor, which consists of multiple layers of polyester film with an inner layer of polymer that is either co-extruded or acquired separately. Each layer is insulated from the next by use of a thin film oxide layer.

The electrodes of the capacitor are most commonly made of either metal-film or conductive polymer. The electrodes carry the charge to and from the capacitor and provide the necessary connection for the current to flow. These electrodes are connected to the appropriate external leads, allowing the capacitor to be connected to other components in the circuit.

The working principle of a film capacitor is the same as other types of capacitors in that it stores energy in the electric field that is created between the two conducting films. However, the higher dielectric and voltage ratings of film capacitors make them a more suitable choice for certain applications that require a higher level of energy storage and/or stability over time.

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