6-1879055-1

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

6-1879055-1 application field and working principle

Tantalum capacitors are a type of capacitor that are specifically designed to have a lower equivalent series resistance than other capacitors. This makes them ideal for use in high-frequency electronic circuits where stability, reduced losses, and accuracy are required. They are also well-suited for applications where space is limited and reliability is paramount.

What is a Tantalum Capacitor?

A tantalum capacitor is a special type of capacitor that is composed of a conductive tantalum wire (usually tantalum pentoxide) that is encased within a tantalum dielectric material. The tantalum dielectric, when combined with the conductive tangent wire, creates the capacitor. Tantalum capacitors are sometimes referred to as a “capacitor on a chip.”

How does a Tantalum Capacitor Work?

The workings of a Tantalum capacitor are relatively straightforward. When an electric field is applied to the capacitor, the electric field creates a charge across the two surfaces of the capacitor. This charge is maintained for a certain amount of time, known as the capacitance, proportional to the amount of electric field applied. When the electric field is removed, the charges will remain present for a period of time before returning to neutral. This phenomenon allows the capacitor to act as a temporary storage device for electrical energy.

Applications of a Tantalum Capacitor

Tantalum capacitors are widely used in a variety of applications including high-frequency electronics, medical electronics, and automotive electronics. These capacitors are particularly useful in high-frequency applications due to their low equivalent series resistance and excellent stability. They are often used as signal guards, low-noise filters, and power-supply decoupling. The low equivalent series resistance of the capacitor means that the capacitance remains reliable over a wide range of frequencies and conditions.

Advantages of a Tantalum Capacitor

The main advantages of a Tantalum capacitor are its low equivalent series resistance and excellent stability. The low equivalent series resistance of the capacitor increases accuracy and stability, reducing losses and ensuring that the capacitance remains reliable. In addition, the capacitor is typically smaller than other capacitors, making it ideal for applications where space is limited.

Disadvantages of a Tantalum Capacitor

Tantalum capacitors also have some drawbacks. The most notable of these is their relatively high cost compared to other capacitor types. In addition, the capacitors can be sensitive to high temperatures, humidity levels, and other environmental conditions. Additionally, because of the way they are constructed, they have lower capacitance ranges compared to other types of capacitors.

Conclusion

Tantalum capacitors are a type of capacitor specifically designed to have a lower equivalent series resistance than other types. They are well-suited for high-frequency electronics applications where stability, accuracy, and reduced losses are needed. The main advantages of a Tantalum capacitor are its low equivalent series resistance and excellent stability. However, there are some drawbacks, such as their relatively high cost and sensitivity to environmental conditions.

The specific data is subject to PDF, and the above content is for reference