Co., LtdThe 1SS344 is a SOT-23-3 Schottky Barrier Diode (SBD) manufactured by Changjing Electronics Technology Co., Ltd. The device is RoHS compliant and provides efficient protection for applications such as high-speed switching and low power loss switching. It has maximum continuous forward current ratings of 500mA and reverse voltage ratings of up to 30V. It has a low forward voltage drop of 0.45V. It also provides good capacitance characteristics and features a low reverse leakage current, up to 1.0nA at 25°C. This device is well suited for use in a variety of low power and high speed circuits such as current limiting, LED lighting, and switch-mode power supplies.