The MEE1S1209DC from Murata is a DC to DC Converter with Input Voltage 10.8 to 13.2 V, Output Voltage 1 9 V, Output Current 1 111 mA, Output Power 1 W, Isolation Voltage 1000 V. Tags: Through Hole, Buck/Step down. More details for MEE1S1209DC can be seen below.