The T491D226M020AS4656 is a surface mount solid tantalum capacitor manufactured by KEMET as part of their T491 series. It is designed for general-purpose applications and offers stable and reliable performance across a range of operating conditions. This makes it suitable for decoupling, filtering, and bulk capacitance in various electronic circuits. The '4656' likely represents a specific manufacturing or testing characteristic designated internally by KEMET.

Applications:

• Decoupling in digital circuits
• Filtering in power supplies and DC-DC converters
• Bulk capacitance in embedded systems
• General-purpose applications in industrial and commercial electronics
• Bypass capacitor in analog circuits

Features:

• Surface Mount Technology (SMT)
• Solid Tantalum Capacitor
• Molded Case
• RoHS Compliant
• Stable electrical parameters
• High volumetric efficiency

Benefits:

• Reduces board space due to its small size
• Provides stable performance over time
• Offers reliable operation in standard environments
• Environmentally friendly due to RoHS compliance
• Long lifespan
• Low ESR (Equivalent Series Resistance) contributes to efficient circuit performance

Additional Details:

The T491D226M020AS4656 features a capacitance of 22µF (microfarads) with a tolerance of ±20%. It has a rated voltage of 20V DC and is designed to operate within a temperature range of -55°C to +125°C. The case size is Case D per EIA standard, which is a larger size compared to Case C. The termination finish is typically matte tin. This capacitor is frequently used in applications requiring a larger capacitance value and a moderate voltage rating.