B25838K4475K9

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, also known as plastic film capacitors or Polyester capacitors, are the most common type of capacitor used in electronics today. These capacitors are essentially composed of two electrodes separated by a dielectric film and usually have a metal strip electrode on each side. The electrodes are usually made of aluminum, copper, stainless steel, or other conductive materials. The dielectric film is either polyester or other synthetically produced material.

The B25838K4475K9 is a film capacitor from Vishay. This film capacitor has a voltage rating of 450 Vdc and a capacitance of 4.7 μF. It also has a temperature coefficient of -280 ppm/°C. This capacitor is constructed with a polyester dielectric film and has an allowable AC voltage range of 16.1 V to 630 VDC. This capacitor is RoHS compliant and has a surge current rating of 1.05 A.

Film capacitors are commonly used in audio and electronics applications because of their higher capacitance to volume and weight ratios as compared to other types of capacitors. Depending on the specific application, film capacitors may be used for signal coupling, AC and DC filtering, bypass and blocking, and voltage stabilization. They are also often used for signal smoothing and decoupling.

The B25838K4475K9 film capacitor has a wide variety of applications due to its high voltage rating, high capacitance, and low voltage derating. It can be used for blocking excessive voltage, preventing charge and discharge, and providing filtering functions. It is commonly used in power electronics, telecommunications, harmonic measurements, motor drives, and industrial automation applications.

The working principle of a film capacitor is the same as any other type of capacitor. A dielectric material, such as polyester, is used to separate two conductors (usually aluminum or copper) that are charged. This creates an electric field between the two conductors. When a voltage is applied across the capacitor, the electric field produces a charge that generates a current flow through the conductors.

The B25838K4475K9 film capacitor uses this same principle. The dielectric material creates an electric field between the two conductors and when a voltage is applied, an electric charge is created. This charge causes a current to flow through the conductors, allowing the capacitor to operate as a voltage stabilizer or filter.

Due to their wide range of applications, film capacitors are one of the most commonly used types of capacitor in modern electronics. The B25838K4475K9 film capacitor from Vishay is an ideal choice for applications requiring high voltage capabilities, high capacitance, and low voltage derating. With its wide range of features and applications, this film capacitor is sure to be a valuable component in any electronics design.

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