CDV30FH181FO3F

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Mica and PTFE capacitors are widely used in electrical components that require specialised characteristics such as high breakdown voltage or dielectric strength. The CDV30FH181FO3F capacitor is one such type of capacitor that has proven popular for various applications. In this article, we will take a closer look at the application fields and working principles of this capacitor.

Application Fields of the CDV30FH181FO3F

The CDV30FH181FO3F capacitor is a type of plastic film capacitor with a high voltage rating of up to 2200Vac. It is commonly used in power supplies, high voltage CE-marking circuitry, and motor protection circuits. It can also be used as an energy storage device in numerous systems such as microwave ovens and battery charging circuits.

In terms of product characteristics, it has a relatively low DC leakage with a lower dissipation factor compare to conventional polyester capacitors. This makes it particularly suitable for applications that require reliable voltage filtering. It is also highly resistant to temperature changes as well as being compatible with a wide range of voltage conditions.

Working Principle of the CDV30FH181FO3F

The CDV30FH181FO3F capacitor consists of two electrodes, a plastic film, and a ceramic base. When a voltage is applied across the electrodes, the ceramic base expands the plastic film on both sides. This creates a strong dielectric field between the electrodes. This field is greatly strengthened as the increased number of dielectric layers between the electrodes provides greater insulation.

The functioning of the capacitor is due to the Faraday effect, which states that when an electric field is applied across a material, the material’s surface behaves like a dielectric material and can generate an opposing electric field. This opposing electric field is what produces a capacitance effect. This effect can be further enhanced if the material has a higher dielectric constant.

Because of its high voltage rating, the CDV30FH181FO3F capacitor is typically not subject to damage from outside forces such as lightning or other forms of power surges. This makes it a reliable choice for applications where protection from voltage fluctuations is required. At the same time, its low leakage current ensures it produces reliable and stable power supply.

Conclusion

The CDV30FH181FO3F capacitor is a type of mica and PTFE capacitor with a wide range of application fields such as power supplies, high voltage CE-marking circuitry, and motor protection circuits. Its working principle is based on the Faraday effect, which produces a strong dielectric field between its two electrodes when voltage is applied. Thanks to its high voltage rating and low leakage current, it is a popular choice for applications that require reliable protection and voltage filtering.

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