The LT3055 Series from Analog Devices is a LDO Voltage Regulator with Input Voltage 1.6 to 45 V, Output Voltage 0.6 to 40 V, Dropout Voltage 140 to 590 mV, Output Current 0.5 A, Quiescent Current 0.065 mA. Tags: Surface Mount. More details for LT3055 Series can be seen below.