TPCR156M006R1800

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Tantalum Capacitors play an important role in the electronics industry, due to their high capacitance and small size. The TPCR156M006R1800 is a type of tantalum capacitor which is popularly used in high frequency and high power applications. This article will discuss the application fields and working principles of this capacitor.

Applications

The TPCR156M006R1800 is primarily used in DC-DC converters and power supplies. It finds application in a variety of applications such as radios, TVs, cell phones, and digital cameras. Due to its small size and high capacitance, it is also used as an energy storage device in microelectronic circuits. This tantalum capacitor can also be used in automotive applications, such as standard vehicles and hybrid cars.

Working Principle

The TPCR156M006R1800 provides a large amount of capacitance in a small form factor. It is composed of two lead plates, one made of tantalum and another made of a dielectric material, such as ceramic. This capacitor is connected to a regulated DC power supply. When an electric current is applied across the two lead plates, an electric field is created between them.

This electric field accumulates charges on the electrodes, which then creates a voltage difference between the two. This voltage difference is what powers the capacitor and allows it to store energy. The capacitance of the tantalum capacitor is the measure of how much charge it can store, and this is calculated using Faraday’s Law.

Advantages and Disadvantages

The main advantage of using the TPCR156M006R1800 is its high capacitance, which is up to 1µF in a small physical size. This capacitor also has a high ripple current capability and a low ESR (Equivalent Series Resistance), which results in high efficiency. Other benefits include a wide temperature range of operation, low cost, and long term reliability.

The main disadvantage of the TPCR156M006R1800 is its high self-discharge rate, which can be around 10% per month. This means that it needs to be frequently recharged to maintain its capacitance. In addition, the reliability of tantalum capacitors tend to decrease with high temperatures and usage, so they should not be used in applications which require a long lifespan.

Conclusion

The TPCR156M006R1800 is a type of tantalum capacitor which is popularly used in a variety of applications. Its main advantages include high capacitance, ripple current capability, and low ESR. However, it is not suitable for applications which require high levels of reliability and longevity, due to its high self-discharge rate and tendency to fail in hot temperatures.

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