The LM317MDTG is a 500mA adjustable 1.2 to 37 volt linear voltage regulator manufactured by ON Semiconductor. It is designed to provide a regulated output voltage despite variations in input voltage, loading, and temperature. The LM317MDTG features a wide adjustable output voltage range and can be used in a variety of applications including battery charging and managing memory data retention. The LM317MDTG has an efficient design that provides accurate thermal and interference management with an input-to-output isolation and reverse current protection. It also features short circuit protection. This product is available in a 5-lead TO-220 package.