The LM39500GR-1.8 from Taejin Technology is a LDO Voltage Regulator with Input Voltage 2.25 to 16 V, Output Voltage 1.8 V, Dropout Voltage 125 to 575 mV, Output Current 5 A, Quiescent Current 15 to 70 mA. Tags: Surface Mount. More details for LM39500GR-1.8 can be seen below.