The T520W227M004AE040 is a surface-mount, solid electrolytic capacitor belonging to KEMET's T520 series. This capacitor is engineered for applications demanding high capacitance, low ESR (Equivalent Series Resistance), and stable performance across a broad spectrum of temperatures and frequencies. It is commonly used for power management, decoupling, and filtering in electronic circuits.

Applications:

• DC-DC converters
• Power supplies
• Filtering in high-frequency circuits
• Decoupling in digital circuits
• Voltage regulation circuits

Features:

• High capacitance: 220μF
• Low ESR (Equivalent Series Resistance): 40 mΩ
• Rated Voltage: 4V DC
• Case Size: W case
• Operating Temperature Range: -55°C to +125°C
• RoHS Compliant
• Surface Mount Technology (SMT)
• Polymer Cathode Technology

Benefits:

• Enhanced circuit stability due to low ESR
• Prolonged operational lifespan because of the solid electrolytic structure.
• Effective reduction of voltage ripple within power supply applications.
• Efficient decoupling of high-frequency noise.
• Smaller footprint compared to conventional electrolytic capacitors.
• High volumetric efficiency, allowing for significant capacitance in a small space.
• Stable capacitance performance at elevated frequencies and temperatures.

Additional Details:

The T520W227M004AE040 utilizes a polymer cathode, which gives it a lower ESR and improved performance relative to traditional MnO2 cathode capacitors. The 'W' case size provides a compromise between capacitance value and board space usage. Its wide operating temperature range makes it suitable for challenging environments. This capacitor is designed to withstand reflow soldering processes, simplifying integration in automated manufacturing lines. This makes it well suited for applications where high performance and high reliability are required.