The ADP1720 from Analog Devices is a LDO Voltage Regulator with Input Voltage 4 to 28 V, Output Voltage 1.22 to 5 V, Dropout Voltage 55 to 480 mV, Output Current 0.05 A, Temperature operating range -40 to 125 Degree C. Tags: Surface Mount. More details for ADP1720 can be seen below.