The SS5819D is a Schottky Barrier Diodes (SBD) SMA, RoHS-compliant device manufactured by Semtech. It features an ultra-low forward voltage drop that helps reduce power losses and improve efficiency. The SMA package offers enhanced thermal performance with a maximum junction temperature of 150 degrees Celsius. The SS5819D is designed for high speed switching applications in consumer, commercial, and automotive electronics. It provides reverse voltage protection and good surge handling capability. Furthermore, it is widely used in DC-DC converters and AC-DC rectifiers.