T540B686M004CH86107280

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Tantalum-polymer capacitors are a type of electrolytic capacitor that are becoming increasingly popular with engineers and designers. The tantalum-polymer capacitors have a distinct advantage over conventional capacitors as they have a much higher capacitance, making them suitable for applications where large amounts of energy are required. The T540B686M004CH86107280 is a tantalum-polymer capacitor specifically designed for use in high voltage switching and power management applications.

The T540B686M004CH86107280 is a surface mount chip capacitor that features a unique high-voltage construction which includes a solid polymer tantalum layer, embedded between two electrodes. This special design provides a very low electrical resistance path which reduces power losses, making it ideal for applications where efficiency is key. Additionally, the high-voltage construction of the T540B686M004CH86107280 means that it has a much higher DC ripple rating than conventional electrolytic capacitors, allowing for larger power runs and greater AC leakage current.

The T540B686M004CH86107280 is highly suited to high-frequency applications, such as in switching regulators, DC-DC converters, battery chargers and other power management designs. It is also well suited to medical and automotive electronics systems, due to its low ESR and excellent AC performance. In these applications, the capacitor not only reduces power consumption but also contributes to an overall low noise performance.

The working principle of the T540B686M004CH86107280 involves the formation of a solid electrolyte film between the tantalum layer and the electrodes. When current is passed through the capacitor, an electrochemical reaction occurs which creates a voltage across the two electrodes. This voltage causes a charge to build up in the layers of the capacitor. The amount of charge that builds up in a capacitor is determined by the capacitance and is equal to the applied voltage divided by the capacitance. By regulating the capacitance, the amount of charge that can be stored in the capacitor can be precisely controlled. This is achieved by changing the capacitance in the tantalum layer.

In addition to its high voltage and high frequency performance, the T540B686M004CH86107280 also offers a wide range of options in terms of size and construction. It is available in a range of values from 10 to 68.6 uF, and with its small form factor, it can be quickly integrated into any design. Additionally, the T540B686M004CH86107280 is RoHS compliant and can be soldered directly onto a printed circuit board.

Overall, the T540B686M004CH86107280 is an ideal solution for high voltage and high frequency applications where efficiency, reliability and small form factor are important considerations. Thanks to its very low ESR and high capacitance, it is well suited to power management, medical and automotive electronics designs.

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