T491A154K035AT4805

T491A154K035AT4805 Tantalum Capacitors

T491A154K035AT4805 is a type of electric double-layer capacitor, commonly known as a tantalum capacitor. Tantalum capacitors are polarized capacitors with a relatively large capacitance per unit volume. These capacitors are made of tantalum metal which acts as an anode, covered by an insulating oxide layer that acts as the dielectric, surrounded by liquid or solid electrolyte as the cathode.

T491A154K035AT4805 tantalum capacitors are mainly used in electronics due to their small size, relatively high capacitance per unit volume, and long operating life. These capacitors are used in many different applications such as low-power circuits, power conditioning, military, and aerospace projects. Additionally, they are also used in audio, signal circuits, and voltage regulation.

When it comes to their working principle, tantalum capacitors work by using the principle of electrolyte leakage. This electrolyte is typically the tantalum pentoxide insulating layer, which acts as a dielectric between the anode and cathode plates of the capacitor. When a high voltage is applied between the terminals of the capacitor, it causes an electric field to form between the anode and cathode plates. This electric field pulls ions from the electrolyte into the capacitor, which increases the capacitance of the capacitor. As the voltage increases, the electric field also increases and pulls more ions into the capacitor, therefore increasing its capacitance even more.

One major advantage of T491A154K035AT4805 tantalum capacitors is their ability to operate in extreme temperatures and temperatures. These capacitors can operate in temperatures ranging from -67°F to +257°F (-55°C to +125°C). Furthermore, they have a very low equivalent series resistance (ESR) which allows them to operate in high frequency applications without distortion or signal losses.

Another benefit of tantalum capacitors is their ability to handle large inrush current without damage. The oxide dielectric layer on the surface of the capacitors, combined with the liquid or solid electrolyte beneath it allows the capacitor to be able to handle this large surge current. This is why tantalum capacitors are often used in power conditioning and audio applications, as they are able to provide reliable current delivery in a range of temperatures.

Overall, T491A154K035AT4805 tantalum capacitors are one of the most reliable and effective types of capacitors available. The size, capacitance per unit volume, and long operating life make them ideal for many different applications. Their ability to handle large inrush current and operate in extreme temperature makes them even more versatile and reliable.