The T520D687M003AE040 is a surface-mount solid electrolytic capacitor from KEMET’s T520 series, renowned for its high performance and reliability. Featuring a tantalum anode and a conductive polymer cathode, this capacitor provides excellent volumetric efficiency, very low ESR (Equivalent Series Resistance), and stable electrical characteristics across a wide range of temperatures and frequencies. Its robust design ensures consistent and dependable performance in demanding applications.

Applications

• DC-DC Converters: Used as input and output capacitors in DC-DC converters to minimize voltage ripple and noise, thus improving overall efficiency.
• Power Management Units (PMUs): Integrated into PMUs for energy storage and filtering, ensuring a stable power supply to critical components.
• High-Frequency Switching Circuits: Suited for use in high-frequency switching applications owing to its low ESR and ESL (Equivalent Series Inductance), reducing power losses.
• Solid State Drives (SSDs): Employed in SSDs for power decoupling and filtering, ensuring stable operation and maintaining data integrity.
• Telecommunications Equipment: Deployed in telecom infrastructure such as base stations and routers for signal conditioning and power supply smoothing.

Features

• Tantalum Anode: Offers high capacitance stability and excellent volumetric efficiency.
• Conductive Polymer Cathode: Provides ultra-low ESR, enabling high-frequency performance and minimizing heat generation.
• Surface Mount Technology (SMT): Designed for automated assembly, facilitating high-density circuit board layouts.
• RoHS Compliance: Complies with RoHS directives, ensuring environmental friendliness by restricting the use of hazardous substances.
• Wide Operating Temperature Range: Operates reliably between -55°C and +125°C, making it suitable for harsh environmental conditions.
• High Ripple Current Capability: Capable of handling high ripple currents without significant performance degradation.

Benefits

• Improved Circuit Efficiency: Low ESR minimizes power losses, enhancing the overall efficiency of the circuit.
• Enhanced Reliability: Stable electrical characteristics ensure consistent and reliable performance over time and temperature.
• Reduced Component Count: High capacitance and voltage ratings allow for the use of fewer components to achieve the desired performance.
• Compact Design: Small form factor enables high-density circuit board layouts, saving valuable space and reducing system size.
• Long Service Life: Robust construction and advanced materials contribute to a long and reliable operational life.

Additional Details

The T520D687M003AE040 features a capacitance of 680µF, a voltage rating of 3V, and a tolerance of ±20%. Its very low ESR contributes to its exceptional performance in demanding applications. The capacitor comes in a standard EIA case size, facilitating easy integration into various circuit designs. Its construction provides resistance to mechanical shock and vibration, further enhancing its suitability for use in challenging environments. This capacitor is commonly used in applications where consistent and reliable performance is essential, such as in industrial control systems, automotive electronics, and high-end consumer electronics.