The Holtek HT7550-1 is a low dropout (LDO) positive fixed 55mV @ 1mA 30V 5V 150mA three-pin, through-hole (TO-92-3) RoHS compliant regulator. It has an operating temperature range of -40°C to 125°C and a maximum input voltage rating of 30V. This device has an output current rating of 150mA and a dropout voltage of 55mV at 1mA. It is designed to regulate a positive fixed voltage of 5V. This regulator is ideal for applications requiring high power efficiency with minimal power losses during the power conversion process.