The BAS21AHT1G is a general-purpose, power, switching SOD323 diode, manufactured by ON Semiconductor, with a maximum reverse voltage of 250 volts. It features a fast switching speed and a low forward voltage drop, making it ideal for switching applications. It is suitable for use in a variety of applications, including power management, LED lighting, and industrial motor control. The device is housed in a SOD323 package with a maximum total lead length of 3.2mm. The maximum power dissipation at an ambient temperature of 25°C is 0.5 watts. The junction-to-ambient thermal resistance of this diode is 150°C/W.