The SMMBT3906LT1G is a general-purpose PNP transistor in a surface-mount SOT-23 package. It is suitable for use in applications where high-speed switching and low power dissipation are required. This transistor has a maximum power dissipation of 225mW and a continuous collector current of 200mA. It has a voltage rating of -40V, making it ideal for low voltage applications. The SMMBT3906LT1G is RoHS compliant and has a high hFE (beta) value, ensuring efficient performance in a variety of electronic circuits. With its small size and reliable performance, the SMMBT3906LT1G is a popular choice for designers looking for a discrete semiconductor component for their projects