167223K400C-F

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Film capacitors, also called plastic film capacitors or dielectric film capacitors, are two-terminal electrical components with a non-polarized structure. They are widely used in a variety of applications, including: audio and video equipment, AC/DC power supplies, home appliances, communication systems, measurement systems, and automobile electronics. They are also used for voltage stabilization, pulse loading, and energy storage.

The 167223K400C-F is a film capacitor that is used as a signal-line filter. It offers double the rated voltage compared to its predecessors and is used in circuits that require high-temperature, high-frequency, and superior heat resistance. Its design and construction utilizes a proprietary customized film as the primary dielectric material, enabling superior performance and reliability.

When compared to ceramic capacitors, film capacitors have a superior resistance to heat and vibration. This makes them an ideal choice for high-frequency applications and harsh environments such as those found in car audio systems. Additionally, they typically have less capacitance and inductance than comparable ceramic capacitors. The 167223K400C-F, for example, offers a capacitance of 0.2uF with a voltage rating of 250V.

The working principle of a film capacitor is very simple. It is composed of two metallic plates (terminals) with an insulating film (dielectric) sandwiched between them. When a voltage is applied to the terminals, a charge (electrons) is distributed on each plate and creates an electric field across the dielectric. The electric field creates an electric dipole that stores the electrical energy in the form of an electrostatic field.

The electric field in the dielectric creates an electric field that opposes the applied voltage and causes an internal capacitance, which is equal to the ratio of the applied voltage to the electric current produced. This property of a film capacitor is known as capacitance. The capacitance of a film capacitor is determined by the size, shape, and thickness of the dielectric and the type of material used.

The 167223K400C-F utilizes a proprietary customized film as a dielectric material, offering superior performance and reliability. Additionally, when used as a signal-line filter, the film capacitor can provide higher signal integrity and noise rejection than traditional ceramic capacitors.

In summary, film capacitors are widely used in a variety of applications due to their superior performance and reliability when compared to traditional ceramic capacitors. The 167223K400C-F is a specific example of a high-performance film capacitor that is suitable for high-temperature, high-frequency, and harsh environments. It offers double the rated voltage compared to its predecessors, making it an ideal choice for certain applications. By understanding its working principle, one can more easily select the appropriate film capacitor for the intended application.

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