The T520D477M006ATE025 is a surface-mount solid electrolytic capacitor from KEMET's T520 series, designed for demanding applications requiring high performance and reliability. This capacitor features a tantalum anode and a conductive polymer cathode, providing excellent volumetric efficiency, low ESR (Equivalent Series Resistance), and stable electrical characteristics over a wide range of temperatures and frequencies. Its robust construction and advanced materials make it suitable for use in mission-critical systems where component failure cannot be tolerated.

Applications

• DC-DC Converters: Used for input and output filtering in DC-DC converters to reduce voltage ripple and noise.
• Power Management Circuits: Employed in power management units (PMUs) for energy storage and filtering to ensure stable power delivery.
• High-Frequency Switching Circuits: Suitable for use in high-frequency switching circuits due to its low ESR and ESL (Equivalent Series Inductance).
• Data Storage Devices: Utilized in solid-state drives (SSDs) and other data storage devices for power decoupling and filtering.
• Telecommunications Equipment: Used in base stations, routers, and other telecom infrastructure for signal conditioning and power supply filtering.

Features

• Tantalum Anode: Provides high capacitance stability and volumetric efficiency.
• Conductive Polymer Cathode: Offers ultra-low ESR, enhancing high-frequency performance.
• Surface Mount Design: Enables automated assembly and high-density circuit board layouts.
• RoHS Compliant: Environmentally friendly, meeting RoHS directives for hazardous substance restrictions.
• Operating Temperature Range: Wide operating temperature range, typically -55°C to +125°C, ensuring reliability in extreme conditions.
• High Ripple Current Capability: Capable of handling high ripple currents without significant degradation.

Benefits

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

Additional Details

The T520D477M006ATE025 has a capacitance of 470µF, a voltage rating of 6.3V, and a tolerance of ±20%. The ESR is typically very low, contributing to its superior performance in demanding applications. The part is available in a standard EIA case size. Its construction makes it resistant to mechanical shock and vibration, further enhancing its suitability for use in harsh environments. This capacitor is commonly used in applications where stable and reliable performance is critical, such as in industrial control systems and automotive electronics.