ECO-S1EA822BA

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Aluminium electrolytic capacitors employ an electrolyte, generally a corrosive solution of boric acid with potassium hydroxide, which displays the ability to conduct electrical current. The anode, or positive plate, is typically made from pure aluminium foil, and the cathode, or negative plate, is made from conductive paper with a powdery graphite coating which helps it to be able to effectively conduct electricity. The electrodes are separated by an insulating oxide layer which helps to keep the plates at a consistent distance.

The ECO-S1EA822BA aluminum electrolytic capacitor is designed for general-purpose applications, with a voltage rating of 6.3V and capacitance of 47μF. Its construction consists of a conductive anode, electrolyte, cathode, and scavenger coating. The scavenger layer provides extra protection against localised hermetic corrosion, while also suppressing the formation of oxygen radicals on the anode surface. Its maximum Recommended Impulse Overvoltage (RIO) rating is 250V.

The ECO-S1EA822BA capacitor is typically used for high-frequency power supplies and audio equipment due to its low ESR (Equivalent Series Resistance) and high ripple current rating. The low ESR means that the ECO-S1EA822BA capacitor has very low losses when carrying AC currents, and the high frequency ripple current rating ensures excellent performance in applications where frequent switching occurs. Additionally, its high capacitance ensures good low-frequency noise reduction.

The ECO-S1EA822BA capacitor\'s working principle is based on Faraday\'s law, which states that the amount of charge stored in a capacitor is proportional to the voltage applied to it. When a voltage is applied to the capacitor, charges will flow into the electrolyte, and the positively charged ions will be attracted to the cathode; meanwhile, the negatively charged ions will be attracted to the anode. The ions will be separated by an oxide layer, forming an electric field. When the voltage is removed, the charges remain stored within the capacitor.

In summary, the ECO-S1EA822BA aluminum electrolytic capacitor is designed for general-purpose applications, and has a voltage rating of 6.3V and a capacitance of 47μF. Its low ESR and high frequency ripple current rating make it an ideal choice for high-frequency power supplies and audio equipment. Its working principle is based on Faraday’s law, where the capacitance increases with the applied voltage.

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