The NCP177 from onsemi is a LDO Voltage Regulator with Input Voltage 1.6 to 5.5 V, Output Voltage 1.5 to 3.3 V, Dropout Voltage 11 to 295 mV, Output Current 0.5 A, Quiescent Current 0.06 mA. Tags: Surface Mount. More details for NCP177 can be seen below.