The 36WRB0512S-3WR2 from Ideal Power Ltd is a DC to DC Converter with Input Voltage 4.5 to 9 V, Output Voltage 1 12 V, Output Current 1 10 to 208 mA, Output Power 3000 mW, Isolation Voltage 1500 V. Tags: Through Hole, Boost/Step Up. More details for 36WRB0512S-3WR2 can be seen below.