The AP3783RCK6TR-G1 is an AC/DC converter PSR controller BJT (transistor) manufactured by Diodes Incorporated. It has a current rating of 0.2uA and a typical power dissipation of 75mW. This part is designed to be used as a precision reference voltage source for a wide range of applications, including power supplies, motor control, and automotive systems. The part has a wide temperature range of -40 to 85 °C, which makes it suitable for use in many different environments. The AP3783RCK6TR-G1 features a low quiescent current, fast dynamic response, and fast over-current & over-voltage protection. Additionally, the part has high accuracy and low leakage current, making it a reliable and efficient power source.