M39003/01-6345/TR

Introduction to Tantalum Capacitors

A tantalum capacitor is a type of electrolytic capacitor that uses tantalum metal for the anode. It is made of tantalum foil with a layer of oxide formed on its surface. These capacitors have a high capacitance per unit volume, so they are small yet very powerful. They also have good temperature stability, low leakage current, and low dissipation factor.

What is the M39003/01-6345/TR?

The M39003/01-6345/TR is a high-performance, mil-spec-grade tantalum capacitor with high reliability characteristics. It has an operating temperature range of -55°C to +125°C and a voltage rating of 16-35V. It is used in various applications such as telecommunications, military, aerospace,and medical.

Application Field and Working Principle

Tantalum capacitors are used in a wide variety of electronic applications, including telecommunications, military, aerospace, medical, industrial, and consumer electronics. They are especially suited for low leakage current requirements, as well as powering voltage-sensitive integrated circuits. In addition, the low ESR (equivalent series resistance) of tantalum capacitors makes them ideal for use in high frequency applications.

The working principle of a tantalum capacitor is based on the electrolytic formation of an oxide layer on the surface of the tantalum foil. The oxide acts as a dielectric layer, and the capacitance between the tantalum anode and the electrolyte material forms the positive and negative terminals. When an electric field is applied to the electrolyte material, a current flows between the electrodes and the oxide layer stores electrical energy.

The amount of conduction depends on the thickness of the oxide layer, which varies between materials and usage conditions. When a capacitor is disregarded or abused during storage or use, the oxide layer can be altered or damaged, which will lead to reduced efficiency and performance.

Conclusion

The M39003/01-6345/TR is a high-performance, mil-spec-grade tantalum capacitor with high reliability characteristics, widely used in various applications. Its working principle is based on the electrolytic formation of an oxide layer, serving as a dielectric between the tantalum anode and the electrolyte material. It is important to note that this oxide layer can be altered or damaged over time, leading to reduced efficiency and performance in the capacitor.