The MAU307 from Total Power International is a DC to DC Converter with Input Voltage 4.5 to 5.5 V, Output Voltage 1 15 V, Output Current 1 1 to 66 mA, Output Power 2000 mW, Output Voltage 2 -15 V. Tags: Through Hole, Boost/Step Up. More details for MAU307 can be seen below.