The ADP7157 from Analog Devices is a LDO Voltage Regulator with Input Voltage 2.3 to 5.5 V, Output Voltage 1.2 to 3.3 V, Dropout Voltage 60 to 170 mV, Output Current 1.2 A, Temperature operating range -40 to 125 Degree C. Tags: Surface Mount. More details for ADP7157 can be seen below.