M39003/09-2051H

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Tantalum capacitors, or tantalum electrolytics, are capacitors which use the solid material tantalum, as an anode, coupled with a layer of the oxide of the same material as the dielectric, and electrolytic liquid as the cathode. They are polarized electrical components and are categorized as electrolytic capacitors since, like all electrolytic capacitors, they require a voltage of a certain polarity in order to function properly. M39003/09-2051H capacitors are one of the most commonly used type of electrolytic capacitors.

M39003/09-2051H Applications

M39003/09-2051H capacitors are mainly intended for use as general-purpose decoupling capacitors and filtering capacitors. They are often used to filter out interference and reduce ripple voltages in various consumer electronic equipment, such as laptop computers, TVs, and cell phones, as well as for automotive and industrial applications. They are also used in medical equipment, power supplies, and signal processing applications. In addition, some M39003/09-2051H capacitors are used as bypass capacitors in analog voltage regulators to improve the stability of the regulator. Due to their low cost, small size, and long service life, M39003/09-2051H capacitors are widely used for applications where cost and space are a factor.

Working Principle

M39003/09-2051H capacitors work on the principles of electrostatics. A dielectric material, such as tantalum oxide, is placed between two conductive plates. This creates an electric field between the two plates which the applied electric potential draws the free charge carriers to the surfaces of the plates. All the excess charges that accumulate on the two plates are called charge carriers. As the two plates are charged with different polarities, the electric field created between the two plates opposes the further movement of these charges. This creates a capacitance between the two plates and consequently the applied electric potential produces an electric field in the dielectric material, making the capacitor store electrical energy of a certain capacitance.

M39003/09-2051H capacitors have particularly high capacitives. This is because the anode and cathode are made of pure, high-quality tantalum, resulting in very low levels of leakage current. This makes M39003/09-2051H capacitors very desirable for applications where high capacitance and low leakage current are required. Furthermore, the dielectric material is of a very high quality and very stable, ensuring a very low ESR (Equivalent Series Resistance) and a very high ripple current capability.

Due to the stability of the dielectric material and the higher capacitance, M39003/09-2051H capacitors provide higher reliability and a longer service life than other types of capacitors. They also have very low equivalent series inductance, making them ideal for high frequency and high voltage applications. In addition, the tantalum construction results in a very low temperature coefficient of capacitance, making them highly suitable for temperature sensitive applications.

M39003/09-2051H capacitors are also very cost effective compared to other types of capacitors, making them an attractive option for many consumer electronic devices. They are available in many voltages, ranging from 4V to 63V, making them highly versatile and suitable for a wide range of applications.

Conclusion

M39003/09-2051H capacitors are a type of tantalum electrolytic capacitor which feature high capacitance, low ESR and low equivalent series inductance, making them ideal for high frequency and high voltage applications. They are also extremely cost effective and highly reliable, making them a popular choice for various consumer electronic devices.

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