The TEPSGD0E477M9-12R is a high-performance electric double-layer capacitor (EDLC), also known as a supercapacitor, manufactured by NEC. These capacitors offer significantly higher energy storage capabilities compared to traditional electrolytic capacitors, making them suitable for applications requiring rapid charge and discharge cycles, power backup, and energy harvesting.

Applications

• Energy Harvesting: Used in systems that capture and store energy from ambient sources like solar, vibration, or thermal gradients.
• Power Backup: Provides temporary power in devices during brief power interruptions, ensuring continuous operation of critical functions.
• Hybrid Energy Storage: Combined with batteries to optimize energy usage in portable devices and industrial equipment.
• Pulse Power: Delivers high current pulses for applications like wireless communication devices and motor drives.
• Memory Backup: Protects volatile memory data during power outages in electronic devices.

Features

• High Capacitance: Offers a capacitance value of 47 millifarads (47mF), enabling substantial energy storage.
• Low Equivalent Series Resistance (ESR): Minimizes energy loss during charge and discharge cycles, improving efficiency.
• Long Cycle Life: Designed for hundreds of thousands to millions of charge/discharge cycles, ensuring long-term reliability.
• Wide Operating Temperature Range: Operates effectively across a broad temperature range, typically from -25°C to +70°C.
• Compact Size: Available in a small, surface-mount package for space-constrained applications.
• Environmentally Friendly: Contains no hazardous materials, aligning with environmental regulations.

Benefits

• Extended Device Lifespan: Reduces stress on batteries by handling peak power demands, extending the overall lifespan of the device.
• Improved Power Efficiency: Low ESR contributes to higher efficiency in energy storage and delivery, reducing energy waste.
• Enhanced Reliability: Long cycle life ensures reliable performance over an extended period, minimizing maintenance requirements.
• Reduced Battery Size: Can supplement or replace batteries in certain applications, allowing for smaller and lighter device designs.
• Faster Charge/Discharge: Enables rapid energy storage and release, supporting quick response times in applications requiring burst power.

Additional Details

The TEPSGD0E477M9-12R typically has a voltage rating of 2.5V or 2.7V. It features a surface-mount design for easy integration into printed circuit boards (PCBs). The specific dimensions and terminal configuration can be found in the product datasheet. The internal resistance is very low, allowing for fast charge and discharge capabilities. These supercapacitors are often used in applications where a large amount of energy needs to be stored and released quickly, such as in energy harvesting devices and backup power systems. Always refer to the manufacturer's datasheet for detailed electrical characteristics, mounting instructions, and safety precautions.