MC22FD751F-F

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Mica and PTFE capacitors are used in many applications, from small electrical components to high voltage power supplies. One such application is the MC22FD751F-F, a silicon-surface mounted capacitor that combines the properties of mica capacitors and PTFE dielectric materials. This combination allows for superior performance in high temperature and high voltage applications.

The MC22FD751F-F uses an optimized mica-PTFE hybrid dielectric material that is heat and moisture resistant. This also allows for high voltage operation without the risk of thermal or electrical breakdown. It has an operating temperature range of -60°C to +125°C, and can over-voltage between 0 and 1000 volts. This makes it suitable for applications such as electrical motor drives and high-voltage power supplies. Additionally, the casing of the capacitor is made of polyimide resin, which is UL rated.

The capacitor consists of two ceramic inners that are encased in two steel plates with a dielectric material between them. An outer shell made of PTFE and a polyimide resin is then added to the plates. The ceramic inners are polarized and contain metallic particles, which are the main components of the capacitor. The metallic particles have a very high dielectric constant and a low dielectric absorption rate, which helps to maintain a stable voltage level despite temperature changes. Furthermore, the capacitance of the capacitor is adjustable via the metallic particles.

The working principle of the MC22FD751F-F is based on an electromechanical effect. When a voltage is applied to the capacitor, the metallic particles in the dielectric create an electric field. This electric field results in a charge being stored between the plates and the dielectric material. This stored charge is known as the capacitance, and it is represented both by a value and a unit of measurement (in this case, farads). The capacitance determines the amount of charge that the capacitor can store, and also affects the performance of the capacitor.

The high capacitance of the MC22FD751F-F makes it particularly suitable for applications requiring high voltage operation. Its high temperature operating range also makes it suitable for high temperature environments. Additionally, the UL rated casing ensures safety in applications where there is a risk of electric shock or short circuit. The adjustable capacitance allows for flexibility in applications that may require different levels of capacitance. All in all, the MC22FD751F-F is a great choice for applications needing a high performance capacitor with a wide range of uses.

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