SFT37T80-7.5K391E-F

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Film capacitors are widely used in various electronic circuits and are crucial components in most devices. Especially in the latest high-end technology products, film capacitors are frequently used due to their low equivalent series resistance (ESR) and excellent noise reduction capability. SFT37T80-7.5K391E-F is a high-end film capacitor that is very popular in the industry. It is used in a wide variety of applications, ranging from consumer electronics to industrial applications. This article will discuss the application field and the working principle of the SFT37T80-7.5K391E-F film capacitor.

The SFT37T80-7.5K391E-F is a high-end film capacitor that is particularly suitable for use in medical equipment, communications systems, instrumentation, audio, computers, and other high-end electronic devices. This type of film capacitor is a high-precision, high-quality product with ultra-low ESR, so it can efficiently reduce electrical noise. It has a small size, low equivalent series resistance, low inductive values, and low temperature coefficient, making it an ideal choice for high-reliability applications.

The SFT37T80-7.5K391E-F has a rated working voltage of up to 5kV. It is also a self-healing capacitor that can automatically recover from a voltage-induced short circuit without any damage. The temperature coefficient of this capacitor is as low as 0.0015/°C which shows its excellent stability at high temperatures. In addition, the SFT37T80-7.5K391E-F has an extremely low dissipation factor of only 0.001 allowing it to transmit electric signals with minimal loss. This makes the capacitor particularly suitable for microwave and RF applications. Furthermore, its small size and low equivalent series resistance make it highly suitable for use in various noise reduction applications.

The working principle of a standard film capacitor is based on the electrical properties of an insulating material that can store electrical energy when a voltage is applied to it. The SFT37T80-7.5K391E-F film capacitor uses an insulation material that is similar to plastic or polyester film. The two film layers are separated by electrodes and are then rolled together to form a cylindrical shape. The electrical energy is stored between the two electrodes, and when a voltage is applied, the electric charge accumulates between the two layers. The amount of charge that the capacitor can hold is determined by the dielectric constant of the insulating material and the applied voltage, and its capacitance value is determined by the cross-sectional area of the capacitor.

In conclusion, the SFT37T80-7.5K391E-F film capacitor is a high-precision, high-performance capacitor that is suitable for many applications. Its small size, low equivalent series resistance and low temperature coefficient make it an excellent choice for high-reliability applications in medical equipment, communications systems, instrumentation, audio, computers, and other electronic devices. Its working principle is based on the electrical properties of an insulating material which enables it to store electric energy when a voltage is applied to it.

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