The TCR5AM34 from Toshiba is a LDO Voltage Regulator with Input Voltage 2.5 to 5.5 V, Output Voltage 0.55 to 3.6 V, Dropout Voltage 90 mV, Output Current 0.5 A, Quiescent Current 0.038 to 0.1 mA. Tags: Surface Mount. More details for TCR5AM34 can be seen below.