The IB0512S-W75R3 from MORNSUN is a DC to DC Converter with Input Voltage 4.75 to 5.25 V, Output Voltage 1 12 V, Output Current 1 7 to 2 mA, Output Power 750 mW, Operating Temperature -40 to 85 Degree C. Tags: Through Hole, Boost/Step Up. More details for IB0512S-W75R3 can be seen below.