B43821F2105M8

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Aluminum electrolytic capacitors are electronic passive components that can store electric energy. B43821F2105M8 is one type of Aluminum electrolytic capacitors. This section describes the application field and working principles of B43821F2105M8.

The B43821F2105M8 is a 25V, 105uF Aluminum electrolytic capacitor. It is mainly used as a filter capacitor in DC power electronics, such as DC motors, batteries, secondary protection circuits, etc. It is also used for pulse power applications in high-tech fields such as military, power engineering, communications and so on. The B43821F2105M8 is a radial leaded device, which means it can be soldered directly to the circuit board. The capacitor has a diameter of 6.3mm, a length of 11,5mm and a farad range of 105µF.

The working principle of B43821F2105M8 is based on the electrochemistry between aluminum and electrolyte. Aluminum anode of the capacitor is embedded in the electrolyte, which has a negative charge. When voltage is applied to the anode, it generates a positive charge, and electrons accumulate on the surface of the aluminum. This electrical current generates a counter-electromotive force which can store electric energy. Besides, the electrolyte between the anode and the cathode can maintain constant capacitance.

The maximum operating temperature of the B43821F2105M8 is 85 °C. It has a ripple current capability of 8,4A and can withstand a peak voltage up to 50V. It also features low ESR and high electrical stability, as well as long life span of up to 2000 hours. The product also features excellent temperature and moisture resistance, making it suitable for use in a wide variety of conditions.

In conclusion, the B43821F2105M8 is a 25V, 105uF aluminum electrolytic capacitor which is mainly used as a filter capacitor in DC power electronics and high-tech fields. It features low ESR and high electrical stability, as well as long life span and excellent temperature and moisture resistance. As such, it is an ideal component for applications requiring reliability and long life spans.

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