A 1N5819 Schottky diode rated at 1A and 40V. Schottky diodes are characterised by their low forward voltage drop (typically ~0.3V) and very fast switching speed, making them ideal for flyback protection on motor driver circuits, reverse polarity protection, and high-frequency rectification.

Specifications

• Part Number – 1N5819
• Peak Reverse Voltage – 40V
• Forward Current – 1A
• Forward Voltage Drop – ~0.3V (low drop)
• Type – Schottky barrier rectifier

Ideal For

• Flyback/freewheel protection on motor drivers (e.g. L298N)
• Reverse polarity protection circuits
• High-frequency rectification and power supply designs

Resources

• 1N5819 Datasheet (PDF)