TAP476K025BRW

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Tantalum capacitors (sometimes called tantalum electrolytic capacitors) are polarized capacitors, which are mainly used in portable devices and those requiring a very small size, due to their high capacitance-to-volume ratio.

The TAP476K025BRW is a surface-mount tantalum capacitor that is designed for commercial applications, with a nominal capacitance of 25 μF and a maximum operating voltage of 6.3V. It is constructed in two layers with an anode and a cathode, where the anode is coated with a layer of manganese dioxide powder and the cathode is an open-ended plastic sleeve.

The working principle of the TAP476K025BRW is simple and effective. When an electrical charge is applied to the anode, an electrochemical reaction occurs, causing positive ions to migrate out of the manganese dioxide layer and form a layer of electrolyte in between the two layers. This layer acts as an insulating barrier, preventing the electrons from flowing from the anode to the cathode.

Due to its small size and high capacitance-to-volume ratio, the TAP476K025BRW is ideal for applications where space is limited, such as cellular phones, portable medical devices, and laptop computers. It is also suitable for voltage smoothing, filtering, reference voltage, and other high-frequency applications. Its low ESR (equivalent series resistance) and high ripple current ratings make it suitable for power supply and high-efficiency regulators. It also has a very low dielectric absorption and excellent surge current capability.

The TAP476K025BRW tantalum capacitor is an excellent choice for a wide variety of applications, due to its low ESR, high capacitance-to-volume ratio, and versatility. Its compact size and high ripple current ratings make it ideal for portable devices and other applications requiring a small size. It is also suitable for voltage smoothing, filtering, reference voltage, and high-frequency applications.

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