T86D157K6R3EBAL

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Tantalum capacitors are a type of electrolytic capacitor which use tantalum metal as one of its electrodes. They are widely used in consumer electronics and telecommunication equipment for their high capacitance, small size, and low cost. T86D157K6R3EBAL is a type of tantalum capacitor, used for general electronic applications including power supplies, motor controls, industrial automation, LED drivers, etc.

The T86D157K6R3EBAL combines the advantages of both electrolytic and solid tantalum capacitors, with a wide range of temperature ratings, high capacitance values, and low inductance for power filtering and voltage regulation applications. It has a capacitance of 15μF, a voltage rating of 6.3V, and a dielectric absorption ratio (DAR) of 1.35. The temperature range of use for this type of capacitor is -55° to 125°C.

The working principle behind a tantalum capacitor is based on the capacitance of the tantalum oxide film. The anode of the capacitor consists of a sintered tantalum pellet, which is covered with a barrier layer of tantalum oxide. The cathode is made of platinum, manganese dioxide, or other materials. When the capacitor is charged, the oxide layer acts as an insulator, preventing the capacitor from discharging current. The electric charge generated by the positive terminal of the capacitor is stored on the oxide layer, while the negative terminal collects electrons from the external circuit.

The capacitance of the T86D157K6R3EBAL is determined by its surface area and the thickness of the dielectric layer. As the applied voltage increases, the oxide layer thickens and the capacitance increases. The dialectic constant of the oxide layer increases as the temperature rises, which in turn increases the capacitance. The main limitation of this type of capacitor is its size; due to its large surface area, the size of the capacitor is usually limited.

Tantalum capacitors such as the T86D157K6R3EBAL have a wide range of applications due to their high capacitance, low cost, and wide temperature rating. They are used in power supplies, motor controllers, LED drivers, and other general electronic applications. To ensure full performance, the capacitors should be installed properly with adequate free air for cooling. The capacitors should also be inspected regularly for any signs of damage or leakage.

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