6TPB68M Capacitors

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Tantalum – polymer capacitors are becoming increasingly popular for a wide range of electrical and electronic applications. They are characterized by their small size, high capacitance, low dc leakage current, excellent temperature stability and high voltage ratings, which makes them ideal for high-speed and high-frequency applications. The 6TPB68M is an example of a tantalum – polymer capacitor and its application and working principle is discussed in this article.

The 6TPB68M is an electrolytic capacitor manufactured by a leading company called Kemet. It has a maximum capacitance value of 68μF, can operate at a voltage between 6.3V and 10V. It is available in an SMD packaging with the following dimensions – 9.7mm x 5mm x 1.7mm. It is characterized by high tolerance and excellent stability over temperature and frequency. Its temperature range is -55°C to +85°C and has a dielectric loss factor of 0.2%.

The 6TPB68M tantalum – polymer capacitor is widely used in a variety of applications such as portable electronics, computer systems, automotive, telecommunications and industrial control circuits. Due to its small size and high capacitance, it is ideal for signal filtering, decoupling, power supplies and voltage regulators. It also offers superior electrical performance at high frequencies.

The working principle of a 6TPB68M tantalum – polymer capacitor is based on the same principles as a standard electrolytic capacitor. When voltage is applied to the capacitor, a thin layer of electrolyte (anode) between the two electrodes starts to form. This layer acts as an insulating barrier and prevents any current from passing through the capacitor. When the voltage is removed, the electrolyte recedes and the current flows in the opposite direction, recovering the charged particles back to their original position.

Tantalum – polymer capacitors have several advantages over standard electrolytic capacitors. They are more robust and can withstand higher temperatures, offer higher capacitance values, are generally more reliable and can operate at higher frequencies. Despite these advantages, they are still relatively expensive compared to conventional capacitors.

In conclusion, the 6TPB68M is a type of tantalum – polymer capacitor that is characterized by its small size, high capacitance value, low dc leakage current and excellent temperature stability. It is widely used in high-speed and high-frequency applications such as portable electronics, computer systems, automotive, telecommunications and industrial control circuits. The working principle of this capacitor is based on the same principles as a standard electrolytic capacitor – formation of an electrolyte layer between the two electrodes when voltage is applied.

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