M39003/01-6377/TR

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Tantalum capacitors (or Tantalum electrolytic capacitors) are a type of electrolytic capacitor, which is constructed using tantalum as the anode, with an oxide layer serving as the dielectric and a liquid or solid electrolyte as the cathode. They are used in a wide range of electronic circuits, from portable consumer equipment to industrial equipment and military equipment. The main advantages of tantalum capacitors are their high capacitance and low parasitic leakage.

M39003/01-6377/TR is one type of tantalum capacitors on the market. It utilizes a hermetically sealed tantalum case with a crown for dimensional stability. This capacitor has a temperature coefficient of −12 to −25 ppm/°C and can withstand a temperature range of -65 to +165°C. The M39003/01-6377/TR is suitable for application in a wide range of circuits, such as filtering, signal processing, power conditioning, frequency selection, and switching. This type of capacitor also has excellent frequency characteristics due to the low ESR and high Q values.

The working principle of a tantalum capacitor is similar to that of an ordinary electrolytic capacitor, except for the material used for the construction. In a tantalum capacitor, the anode is made from tantalum metal, which is used because of its low reactivity and ability to form an oxide layer on its surface. This oxide layer serves as the dielectric layer between the anode and cathode and is a key component in the capacitor’s ability to store charge. A liquid or solid electrolyte is then used as the cathode. When voltage is applied to the anode and cathode, a current flows between them, and it is this current which produces the capacitance.

In order to maximize the capacitance of a tantalum capacitor, proper design of the dielectric layer and cathode is essential. For example, a capacitor with a thicker tantalum oxide layer typically has higher capacitance than one with a thinner layer. Similarly, solid electrolytes produce higher capacitance than liquid electrolytes, although the latter have higher voltage ratings and are more suitable for high-temperature applications. Another important factor in determining the capacitance of a tantalum capacitor is the leakage current, which should be kept to a minimum in order to maximize the capacitance. In general, the higher the leakage current, the lower the capacitance of the capacitor.

The M39003/01-6377/TR has been specifically designed for applications such as filtering, signal processing, power conditioning, frequency selection, and switching. With its excellent frequency characteristics, low ESR, and high Q values, it is able to provide superior performance in these applications. The hermetically sealed tantalum case also provides a high degree of reliability, and the temperature coefficient of −12 to −25 ppm/°C enables it to withstand wider temperature ranges than other tantalum capacitors.

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