VISHAY BAT81S-TR 小信号肖特基二极管, AEC-Q101, 单, 40 V, 30 mA, 1 V, 500 mA, 125 °C
The is a Small Signal Schottky Diode with integrated protection ring against static discharge. It is used as general purpose and switching Schottky barrier diode. It can also be used in HF-detector, protection circuit, diode for low currents with a low supply voltage, small battery charger, power supplies and DC/DC converter for notebooks.