ECQ-E2275KF

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Film capacitors are widely used in circuit design as components of passive filters, timing networks, high frequency bypass circuits and DC blocking circuits in the electronics and power fields, including a variety of switch-mode power supply (SMPS)s and telecommunications equipment. The ECQ-E2275KF film capacitor is a highly reliable and versatile film capacitor designed for use in high frequency applications, such as motor drives, medical, audio and others. This capacitor features a wide terminal spacing, low ESR and high RMS ripple current capability. It is suitable for use as an AC load for high frequency rectification and as a DC link capacitor for switching power supplies.

ECQ-E2275KF Application Field and Working Principle

The ECQ-E2275KF film capacitor can be used in high frequency and AC applications for commercial and industrial purposes. It is also well suited for applications that require low distortion and high ripple current characteristics. This film capacitor is designed to withstand high voltage, temperature and humidity without suffering from dielectric breakdown or capacitance loss. Its rated operating temperature range is from -25°C to +85°C.

The working principle of the ECQ-E2275KF film capacitor is simple. When a DC voltage is applied to the capacitor, an electric field is generated in the dielectric material between the capacitor\'s metal plates. This field causes the molecules of the dielectric material to shift, resulting in a net charge separation. This charge separation is known as capacitance or capacitance storage. The magnitude of the capacitance is determined by the area of the metal plates and the separation between them (dielectric thickness). It is also affected by the dielectric constant of the material used.

The ECQ-E2275KF film capacitor has a very high rated voltage (555 volts), allowing it to be used in a wide variety of applications. It is built with a polypropylene dielectric, which is ideal for high frequency applications as it has a relatively low dielectric constant and allows for low ESR and high pulse current handling. The capacitor has an end seal which helps to prevent reverse leakage and also acts as an environmental barrier, safeguarding it from dust and other contaminants. The capacitor is also self-healing, meaning that it can withstand minor short circuits without damage.

The ECQ-E2275KF film capacitor is an excellent choice for applications that require high frequency operation, such as motor drives and audio equipment. It is also a great choice for DC blocking applications, as the low ESR and high ripple current allow for low distortion operation. The high rated voltage of this capacitor also makes it suitable for many power supply applications, particularly those that require a high voltage rating.

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