The SST3906T116 is a bipolar transistor manufactured by ROHM. It is designed for use in low-power switching and amplifier applications. The SST3906T116 is a PNP transistor with a voltage rating of 40V and a maximum current rating of 200mA. It is packaged in a TO-92 plastic package with three pins, and features good collector-emitter saturation voltage, low base-emitter voltage, and fast switching performance. It is suitable for a wide range of applications, such as motor control, relay control, and signal switching.