450HVC507KR81L

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Film Capacitors

Film capacitors, also known as plastic film capacitors, are a type of capacitor which is made using plastic film as the dielectric. These capacitors are used in many electronic devices and are available in different types, sizes and capacitance values. The 450HVC507KR81L is one such type of film capacitor and this article will discuss its application field and working principle.

Application Field:

The 450HVC507KR81L film capacitor is designed for use in harsh environments and is commonly used in automotive, telecommunications and industrial applications where extreme temperature fluctuations and shock or vibration might occur. This film capacitor has an operating temperature range of -55°C to +145°C and can withstand mechanical shock and vibration up to 30g. It also has an extended life rating of 5,000 hours at the maximum rated temperature. The 450HVC507KR81L is used in different types of circuits such as filters, rectifiers, converters and amplifiers. It can also be used in microwave ovens and AC power supplies.

Working Principle:

The 450HVC507KR81L film capacitor operates on the same principles as other types of capacitors. A metal layer or metal coating is placed between two layers of plastic film to create a dielectric layer. This dielectric layer is then subjected to an electric field which causes the electrons on the surface of the dielectric to become polarized. When an alternating current (AC) is applied, the electrons become displaced, forming an electric charge on one side of the capacitor and an equal amount of electric charge on the other side.

The 450HVC507KR81L film capacitor also features an electrostatic discharge protection circuit which prevents any dangerous build-up of static electricity in the circuit. This is achieved by the use of a special metallic coating on the capacitor\'s surface which acts as a conductor and quickly dissipates any static build-up. This reduces the risk of damage to components in the circuit and improves the performance and reliability of the capacitor.

The 450HVC507KR81L film capacitor has been designed to be durable and reliable in tough environments, and it can handle wide temperature fluctuations, shock and vibration. Its electrostatic discharge protection ensures that it is safe to use in any circuit, and its low leakage current and long life design make it ideal for use in various applications.

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