The SM5817-L is a Schottky Barrier Rectifier manufactured by Vishay. It is designed for applications requiring efficient rectification, fast switching speed, and low forward voltage drop.

Applications

• DC-DC converters
• Reverse polarity protection
• Free-wheeling diodes
• Switching power supplies
• Portable devices

Features

• Low forward voltage drop
• High surge current capability
• Fast switching speed
• Surface mount package (SMD)
• RoHS compliant

Benefits

• Improves efficiency of power conversion
• Protects circuits from reverse polarity damage
• Reduces power dissipation
• Enables compact designs
• Environmentally friendly

Technical Specifications

The SM5817-L has a maximum repetitive peak reverse voltage of 20V and a maximum average forward rectified current of 1A. It has a typical forward voltage drop of 0.39V at 1A. The maximum surge current is 30A. The operating junction temperature range is -65°C to +125°C. The device is packaged in a small surface-mount package, suitable for automated assembly. This rectifier is commonly used in portable devices where low power consumption and small size are critical requirements. The Schottky barrier construction provides a lower forward voltage drop compared to conventional diodes, leading to higher efficiency in power conversion applications. Its fast switching speed makes it ideal for high-frequency switching power supplies. Detailed specifications can be found in the datasheet.

Vishay's Schottky Barrier Rectifiers are known for their reliability and performance in various power management applications.