199D475X0050DXB1E3

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Tantalum capacitors are a type of electrolytic capacitor, which is made of Tantalum as the anode, an electrolyte and a porous anode as the cathode. They are mainly used in electronic circuits, and always written with a three digit code which represents the capacitance. The model "199D475X0050DXB1E3" is one of them.

As a type of capacitor, tantalum capacitors have many advantages over other types of capacitors. It has a smaller size, higher energy density, higher operating voltage and higher temperature rating. Compared with other types of electrolytic capacitors, they also feature fast charge and discharge, long life and low ESR (Equivalent Series Resistance).

Application Field:

Tantalum capacitors are mainly used to smooth out the current in DC circuits. This helps to reduce noise, impedance and ripple current. Thanks to their excellent volumetric efficiency and reliability, they are used in high-end applications such as military and aeronautics, automotive electronics, medical equipment, telecommunication and audio/video equipment.

Working Principle:

Tantalum capacitors work based on Faraday\'s law. The electrons flow between two plates of the capacitor via an electrolytic solution, which stores energy and produces a voltage drop across the plates, which is known as capacitance.
When a DC power supply is connected, electrons flow through the capacitor release energy, and the voltage drop across the plates becomes larger as more electrons flow. This creates a positive and negative voltage differential across the plates and allows the capacitor to store energy.

When the DC power supply is disconnected, the capacitor drains the stored energy and the voltage drop across the plates decreases. This helps to reduce noise, impedance and ripple current in the DC circuit.

In short, tantalum capacitors are widely used in many fields due to their excellent performance, small size and high energy density.

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