DPFF4D47J-F

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Film capacitors are one of the most important components in the power electronics industry. They are used in applications ranging from the switching power supplies of computers and cell phones to high voltage high frequency and noise reduction in TV sets, audio amplifiers, home appliance control and industrial equipment. The DPFF4D47J-F is a film capacitor with high voltage and features stable performance over a wide temperature range. It is a long-life component suitable for such power quality requirements as high frequency susceptance, load stability with temperature changes, heat resistance, high reliability and low ESR. Its long-term performance is up to 50,000 hours with ripple current up to 3 A RMS.

The DPFF4D47J-F belongs to a group of non-polarized, low-inductance film capacitors having an acrylic-aluminum case for high-voltage rated applications. The insulation material is a thermoplastic resin with high breakdown voltage, assuring excellent electrical performance up to 1.26 kVdc continuous. Its dielectric core is made of a PET film strip, which is thermally formed into an arc shape flange or multitube shape. This reduces the internal resonance and increases the effective capacitance.

The DPFF4D47J-F works on the principle of electrostatic capacitance, in which electrical energy is stored in an electrostatic field formed between two conductors. The amount of charge stored is proportional to the surface area of the electrodes and the distance between them. It takes the form of either two parallel metal plates or two metal layers separated by a dielectric material such as PET film. As a result of the capacitance, a voltage applied across the terminals of the capacitor results in an electric current flow.

The DPFF4D47J-F\'s operating temperature range is -40°C to 85°C and is high in temperature coefficient. It is highly tolerant against leakage, which makes it suitable for use in a range of applications. Furthermore, its high insulation capabilities and low losses reduce its susceptibility to electrical noise and surge protection. It also has low dielectric absorption and offers good reverse voltage characteristics.

Due to its wide range of characteristics and features, the DPFF4D47J-F is used in various power quality applications. It provides an effective way of improving the performance and reliability of electrical systems, circuits or components. For instance, it can reduce voltage drops and eliminate flicker, ensure a reliable output voltage, reduce voltage ripple, reduce turn-on delay, and in some cases improve efficiency. Furthermore, it can be used to reduce the noise generated by machines and equipment, as well as to provide surge protection.

The DPFF4D47J-F film capacitor is a highly reliable and cost-effective option for improving the power quality of various electrical systems, circuits and components. Its wide range of characteristics and features make it an ideal choice for high frequency applications, load stability with temperature changes, heat resistance, and high reliability and low ESR. It is suitable for a range of applications, from power supplies of computers and cell phones to high voltage high frequency and noise reduction in TV sets, audio amplifiers, home appliance control and industrial equipment.

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