25ST155M3225

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Film capacitors, usually made of polyester, polypropylene or polycarbonate, are energy storage devices that are widely used in many modern electrical systems. The 25ST155M3225 is a film capacitor designed to meet these applications. It is an axial lead film capacitor with a molded polymer case design and tin-plated 180 degree leads. It offers excellent electrical characteristics and a wide range of capacitance values.

The 25ST155M3225 is typically used in high-voltage electronic equipment such as air conditioners, medical equipment, and power supplies, where a low equivalent series resistance (ESR) and high dielectric breakdown voltage are both a necessity. Its large capacitance range makes it suitable for power factor correction, where it is used to smooth noisy AC signals, improve power efficiency, and decrease power reactive power loss.

The core of the 25ST155M3225 is composed of two sheets of dielectric material and a metallic layer connected to the terminals, forming a capacitor plate. When an electric field is applied, the dielectric material is polarized, thus forming an electric double-layer which has the capacity to store electrical energy. The higher the electric field strength, the greater the capacity of the capacitor to store charge. The formed electric double layer also cause an electric current to flow, which is known as the capacitance current. This capacitance current has an ESR, which affects the efficiency of the capacitance.

The 25ST155M3225 capacitor also comes with a wide capacitance range, and its current leakage value is low enough for even low-power electronics applications. This makes it an ideal choice for both high-power and low-power applications. Its working principle is based on the principle of electrostatic attraction between two metal plates, which are separated by a thin dielectric material. The dielectric material helps to store electrical energy, increasing the electrical charge stored in the device. The capacitance of the film capacitor depends on the thickness and area of the two metal plates, as well as the type of dielectric material used in between them. As such, the capacitance range of the 25ST155M3225 is quite wide.

In addition to its wide range of capacitance, the 25ST155M3225 also features a low ESR, which means it is able to supply more effective current to connected devices. It also has a high dielectric breakdown voltage, which helps to ensure that no damage occurs to connected devices if they are connected to a high voltage power source. Finally, its durable molded polymer case also makes it less susceptible to mechanical damages.

In conclusion, the 25ST155M3225 is an excellent film capacitor designed to meet many modern electrical systems\' need for the qualities of low ESR, wide capacitance range and high dielectric breakdown voltage. It is suitable for both high and low power applications, and its durable construction ensures that it can withstand mechanical damages. As such, the 25ST155M3225 is a great choice for many capacitive applications.

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