The LM1086RS-2.5 from Taejin Technology is a LDO Voltage Regulator with Input Voltage 15 V, Output Voltage 2.5 V, Dropout Voltage 1300 to 1500 mV, Output Current 1.5 A, Temperature operating range -40 to 125 Degree C. Tags: Surface Mount. More details for LM1086RS-2.5 can be seen below.