The KEMET T520 series is a line of high-reliability, solid electrolytic capacitors designed for demanding applications that require stable electrical performance and long operational life. The T520D337M006XTE040 is a tantalum polymer capacitor with a capacitance of 330µF and a voltage rating of 6.3V. It is designed for surface mount applications, allowing for high-density circuit board designs and automated assembly. This specific part number (XTE040) indicates specific testing or performance characteristics, often related to surge current capability or other enhanced reliability features.

Applications:

• Power management circuits in demanding applications where stable capacitance and high reliability are crucial.
• DC-DC converters for smoothing output voltage and minimizing ripple, particularly in industrial and automotive applications.
• High-reliability industrial equipment where extended operational life and robust performance are required.
• Telecommunications infrastructure, filtering and decoupling sensitive circuits in network equipment.
• Automotive electronics, benefiting from the capacitor's ability to withstand harsh environmental conditions.

Features:

• Tantalum Polymer Electrode: Provides superior stability and reliability compared to traditional tantalum capacitors.
• Surface Mount Design: Enables automated assembly and high-density circuit board layouts.
• Low ESR (Equivalent Series Resistance): Minimizes power dissipation and improves circuit efficiency.
• Stable Electrical Performance: Maintains consistent capacitance and ESR across temperature and frequency variations.
• Enhanced Surge Current Capability (XTE): Specifically designed to withstand higher surge currents, improving overall reliability.
• RoHS Compliant: Meets environmental regulations, ensuring the absence of hazardous substances.

Benefits:

• Increased Reliability: The tantalum polymer construction extends operational life and enhances stability, especially under harsh operating conditions.
• Improved Circuit Efficiency: Low ESR reduces power losses, leading to higher efficiency and lower heat generation.
• Compact Board Design: The SMD design allows for smaller and more efficient circuit board layouts, saving space.
• Simplified Assembly Process: Surface mount compatibility streamlines assembly and lowers manufacturing costs.
• Enhanced Surge Protection: The XTE designation provides additional protection against surge currents, increasing the robustness of the application.

The T520D337M006XTE040 has a capacitance tolerance of ±20%. It operates over a temperature range of -55°C to +125°C, making it suitable for use in harsh environments. The low ESR characteristic is beneficial in applications sensitive to ripple current and voltage variations. This capacitor is often used in circuits requiring a higher level of reliability and surge current protection than standard components provide, supplied in tape and reel packaging for automated pick-and-place assembly.