M39003/01-2995H

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Tantalum capacitors are a type of electrolytic capacitor that has a similar structure and characteristics to an aluminum electrolytic capacitor. Tantalum capacitors differ from aluminum electrolytic capacitors in several respects, such as their higher temperature range and their higher capacitance relative to their size. The M39003/01-2995H is a popular model of tantalum capacitor that is widely used in a variety of applications. This article will discuss the application field and working principle of the M39003/01-2995H.

The M39003/01-2995H is a type of radial electrolytic capacitor consisting of a solid tantalum metal powder anode and an outer manganese dioxide (MnO2) cathode. The combination of MnO2 with the solid tantalum anode provides the M39003/01-2995H with a wide range of characteristics that make it suitable for a wide variety of applications. The temperature range of the M39003/01-2995H is -55°C to 125°C, much higher than for aluminum electrolytic capacitors, and its capacitance range is as high as 22uF to 470uF.

The M39003/01-2995H is widely used in automotive, telecom, computing, industrial, and consumer electronics due to its wide range of characteristics. In automotive applications, these capacitors are used for low voltage decoupling, voltage spike suppression, and ECU power compensation. In telecom, these capacitors can be used in power filters, line cards, and switch mode power supplies. The M39003/01-2995H is also widely used in computing and consumer electronics for DC-DC conversion, power filtering, and memory protection.

The working principle of the M39003/01-2995H is similar to that of an aluminum electrolytic capacitor. The anode of the capacitor consists of a pellet of tungsten oxide covered by an outer tantalum shell, which act as an electrolyte. This electrolyte acts as an insulator between the anode and cathode, thus preventing current flow. When a voltage is applied to the capacitor, the outer layer of tantalum atoms create an electric field that forms an oxide layer across the surface of the outer shell. This oxided layer acts as a dielectric, allowing current to flow, thus creating a charge. The capacitance of the M39003/01-2995H is determined by the amount of charge generated by the electric field, the size of the anode, and the type of electrolyte used.

In conclusion, the M39003/01-2995H is a popular type of tantalum capacitor that is widely used in a variety of applications due to its high temperature range and high capacitance compared to its size. Its working principle is similar to an aluminum electrolytic capacitor, and is determined by the electric field that is generated by the outer layer of tantalum atoms on the anode. The M39003/01-2995H is used primarily in automotive, telecom, computing, and consumer electronics applications and provides a reliable and efficient way to regulate current and voltage flow.

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