The Panasonic EEFSE0E391R is a surface mount, conductive polymer aluminum electrolytic capacitor. These capacitors are recognized for their low ESR (Equivalent Series Resistance) and high ripple current capabilities, making them ideal for demanding applications where efficient power delivery and consistent performance are essential.

Applications

• DC-DC converters
• Voltage regulators
• Power supplies
• Motherboards
• Graphics cards
• Solid State Drives (SSDs)
• Notebook PCs
• Digital appliances

Features

• Low ESR: Reduces power loss and heat generation, improving efficiency.
• High Ripple Current Capability: Provides stable performance under high-frequency and high-current conditions.
• Long Life: Offers extended operational lifespan, enhancing system reliability.
• Surface Mount Technology (SMT): Designed for automated assembly processes.
• Stable Performance: Maintains consistent electrical characteristics over a wide temperature range.
• RoHS Compliant: Free from hazardous substances, meeting environmental regulations.

Benefits

• Improved Power Efficiency: Minimizes energy waste in power circuits.
• Enhanced System Reliability: Delivers stable and dependable performance in demanding environments.
• Reduced Heat Generation: Lowers thermal stress on surrounding components.
• Compact Design: SMT design facilitates smaller and more efficient circuit layouts.
• Optimized Performance: Enables stable operation under high ripple current conditions.

Technical Specifications

While exact specifications vary, generally, the EEFSE0E391R capacitor will include:

• Capacitance: 390µF
• Voltage Rating: 2.5V
• ESR: Extremely low, values in the mΩ range
• Operating Temperature: Usually -55°C to +105°C

For detailed specifications, always refer to the official Panasonic datasheet for the EEFSE0E391R.