T540D477M003AH8605

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Tantalum - Polymer Capacitors (T540D477M003AH8605)

Tantalum-polymer capacitors are multi-layer capacitors that are composed of a conductive polymer as the dielectric, and a conductive solid electrolyte and electrodes of tantalum or niobium. They are suitable for many electronic applications requiring a combination of high capacitance and small size. The T540D477M003AH8605 (Tantalum-Polymer Capacitor) is especially suitable for applications in space, automotive, medical, and aerospace.

The capacitor is a miniature, low-profile chip-type capacitor with a rectangular, ruggedized case. It usually appears as a black, square-shaped component with two metal leads extending from the side. It is designed for high-capacity, high-density use in certain areas where a small capacitor is needed.

The capacitance and voltage ratings for the component are 0.47µF and 25V, respectively. The dielectric material used for the component is a conductive polymer and the electrodes are composed of two layered sintered tantalum. It has an operating temperature range from -55°C to +125°C.

The working principle of the component is very simple. Once the component is connected to a power source, a current begins to flow through the conductive polymer dielectric, resulting in a charge being stored between the two metallic electrodes. This charge then acts like a battery, storing energy until the power supply is disconnected, at which time the capacitor discharges the energy stored in it until it reaches its initial state.

The component is widely used in many electronic applications due to its high capacity and small size. It can be used in low-power, low-voltage circuits, such as those in Timer chips, microcontrollers, etc. It is also extensively used for decoupling applications in power supply circuits, due to its ability to effectively reduce voltage spikes and ripples. Additionally, the component is well-suited for use in high-frequency switching power supplies, as its small size can reduce the amount of energy lost due to thermal heating.

The component is also ideal for applications in automotive, medical, and aerospace systems due to its exceptional reliability and long operational life. Its long life and low-profile design makes it an excellent choice for applications that require a robust and reliable capacitance solution.

In conclusion, the T540D477M003AH8605 is a reliable, high-capacity capacitor that is suitable for a variety of electronic applications. Due to its small size and high capacitance, it is ideal for power supply decoupling, frequency switching, and medical/aerospace systems. Its robust construction and long lifespan make it an excellent choice for a wide variety of projects and applications.

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