MPXQP47K

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Film capacitors are among the most common type of capacitor due to their high degree of accuracy and stability. They are normally used in high-frequency analog and digital circuits in order to reduce noise or ripple. The MPXQP47K is a type of film capacitor specifically designed for use in applications that require a wide temperature range or an exceptionally large capacitance value. These capicitors have an incredibly low ESR, or Effective Series Resistance, which makes them ideal for use in power supply filters and snubber circuits.

The MPXQP47K is a meta-polypropylene capacitor, a type of film capacitor that combines the advantages of polypropylene film and metallized PET. This combination allows the capacitors to have a wider temperature range and higher capacitance values. The nominal capacitance of these capicitors ranges between 47µF and 4,700µF, making them a popular choice for high-current and high-voltage applications. Furthermore, these film capacitors also have higher ripple current and a superb self-healing process compared to standard polypropylene or PET capacitors.

The working principle of a film capacitor is relatively simple. It consists of two plates with a dielectric material (typically film or foil) between them. The electric field is set up in this space when a voltage is applied. This creates an electric dipole or an electric field, called a capacitance charge. Both the capacitor plates get negatively charged by the electric field and this creates a potential difference between the two plates. A larger potential difference indicates a higher capacitance value.

The MPXQP47K has been used in a range of applications, from motor start-ups and power supply filtering to snubber circuits and surge protectors. It is also commonly used in audio and hi-fi amplifiers, medical equipment, and other consumer electronics. Its superb self-healing process enables the film capacitor to self-repair and withstand a wide range of input voltages. This makes the MPXQP47K an ideal choice for circuits that need reliable and robust power supply filtration.

In conclusion, the MPXQP47K is a type of film capacitor that combines the advantages of polypropylene film and metallized PET. It is designed for use in applications that require a wide temperature range or an exceptionally large capacitance value. The capacitor has an incredibly low ESR and offers higher ripple current and superb self-healing process compared to standard polypropylene or PET capacitors. It is commonly used in a range of applications, from motor start-ups and power supply filtering to snubber circuits and surge protectors.

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