ALF40C471DF350

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Aluminum Electrolytic Capacitors

ALF40C471DF350 is an aluminum electrolytic capacitor with a voltage rating of 400V DC, capacitance of 47uF and size of 35mm in diameter and 50mm in length. Its application field and working principle are elaborated in the text below.

Application field

As a part of electrical industry, ALF40C471DF350 is widely used for storage and electrical filters in volume production. Due to its high dielectric strength, it is well-suited for the wave-filtering of non-linear waves, such as LF-circuits and trapezoidal transfer circuits, and also as reverse EMF absorption circuits.

It can also be used in battery charging, as decoupling of powe>r circuits. Moreover, in robotics, ALF40C471DF350 is useful for ensuring clean signal, providing surge protection for servo motors and motion control components. Lastly, it is mostly employed in Low Voltage DC systems, such as PCs, medical, instrumentation, POS, and telecom equipment, due to its reliable performance in charged circuits.

Working principle

The ALF40C471DF350 is an aluminum electrolytic capacitor, which consists of two alternating layers of aluminum and electrolyte. The cell is connected to a positive and negative terminal, thus forming an anode and a cathode. When a voltage is applied to the terminal, a thin oxide layer is formed on the anode\'s aluminum layer. As the thickness of oxide layer increases, the number of charges on the anode increases, thus storing charge in the capacitor.

Due to the thinness of aluminum and electrolyte layers, the ALF40C471DF350 capacitance is greatly increased when compared to other capacitors, making it suitable for storing charge. This capacitor has a long life of usage, due to its high frequency and low noise design, sealed with epoxy resin for environmental protection.

Conclusion

In conclusion, ALF40C471DF350 is an aluminum electrolytic capacitor with a wide range of applications, such as volume production of storage, electrical filters, battery charging, decoupling of power circuits, surge protection for servos, and voltage DC systems. The capacitor operates on the principle of an anode and a cathode exchanging charges, forming an oxide layer which is responsible for storing charge with its high frequency and low noise design.

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