The SI8499DB-T2-E1 is a dual n-channel MOSFET with integrated Schottky diode, manufactured by Vishay. This device is designed for high-efficiency synchronous rectification in isolated DC-DC converters and power supplies. Its key features include low on-resistance and fast switching speed, contributing to improved overall system efficiency.

Applications

• Synchronous rectification in isolated DC-DC converters
• Power supplies for telecom and datacom equipment
• Voltage regulators
• Point-of-load (POL) converters
• Battery management systems

Features

• Dual N-Channel MOSFET
• Integrated Schottky Diode
• Low on-resistance (RDS(on)) for minimal power loss
• Fast switching speed for high-frequency operation
• Logic level gate drive
• Optimized for synchronous rectification
• Thermally efficient PowerPAK® SO-8 package
• Lead (Pb)-free plating

Benefits

• Increased Efficiency: Low on-resistance minimizes conduction losses, resulting in higher efficiency in power conversion applications.
• Reduced Power Dissipation: Fast switching speed minimizes switching losses, further contributing to higher efficiency and reduced heat generation.
• Simplified Design: The integrated Schottky diode reduces component count and simplifies circuit design.
• Compact Size: The PowerPAK® SO-8 package offers a small footprint, saving valuable board space.
• Improved Thermal Performance: The PowerPAK® SO-8 package provides excellent thermal conductivity, allowing for efficient heat dissipation.
• Enhanced Reliability: Robust design and manufacturing processes ensure high reliability and long-term performance.

Additional Details

The SI8499DB-T2-E1 operates with a gate-source voltage (VGS) ranging from -20V to +20V and a drain-source voltage (VDS) of up to 30V. It is characterized by a low gate charge (Qg) and gate resistance (Rg), which contribute to its fast switching speed. The integrated Schottky diode has a low forward voltage drop, further enhancing efficiency. The PowerPAK® SO-8 package ensures low thermal resistance from junction to ambient (RθJA), allowing for efficient heat dissipation. The device is compliant with RoHS standards and is lead-free.