Semi-ConductorThe BL78L05 is a three-terminal, SOT-89 RoHS-compliant linear voltage regulator manufactured by Galaxy Semi-Conductor. This device is specifically designed to provide a stable 5V output voltage with a maximum output current of 100mA. It uses a single-stage voltage regulation circuit and also includes a number of protection features, such as overcurrent, overvoltage, and reverse-current protection, as well as thermal shutdown protection. Additionally, the BL78L05 has excellent ripple rejection and line regulation characteristics, making it suitable for a variety of applications.