T491B685K010AT4802

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T491B685K010AT4802 is a type of tantalum capacitor. A tantalum capacitor is a type of electrolytic capacitor, an electronic component which uses a special type of oxide as a dielectric material. These are used in electronic circuits for filtering, regulating, and buffering signals.

The basic construction of a tantalum capacitor consists of an anode of tantalum metal, a cathode of highly porous carbon material, and a solid electrolyte dielectric. The anode and cathode are connected to external leads whose shape and size depends on the application. In most cases the anode is housed in a cylindrical shell made of nonconductive plastic and the cathode is connected to the outside of the shell.

The capacitance of a tantalum capacitor is determined by the thickness and area of the dielectric layer. As with other types of electrolytic capacitors, the value of its capacitance also depends on the voltage at which it is operated and the temperature of the environment. The maximum rated voltage of the T491B685K010AT4802 is 35V, and its capacitance range is 10µF to 1,000µF.

Tantalum capacitors are primarily used for filtering and buffering electronic signals. They are especially useful for low-power signal conditioning applications where the current flow is low and the capacitance value is relatively large.

The working principle of the T491B685K010AT4802 is quite simple. The anode and cathode are connected to external leads and the dielectric layer between them forms the capacitance. When a voltage is applied to the external leads, a current will flow through the capacitor and charge it. This charge will remain in the capacitor for as long as the capacitor is connected to a power source. When the capacitor is disconnected from the power source, or the voltage is reduced, the charge stored in the capacitor will slowly dissipate.

T491B685K010AT4802 capacitors are widely used in various types of electronic circuits. Some of the most common applications include oscillator, filter, and power supply circuits. They are also used in audio equipment and signal conditioning circuits, as well as many other electronics applications.

T491B685K010AT4802 capacitors are reliable and durable components that provide superior signal conditioning and filtering performance. They are typically soldered directly to the circuit board and can last for many years with minimal maintenance. They are also relatively inexpensive and easy to find.

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