The 36E0305XT-1WAR2 from Ideal Power Ltd is a DC to DC Converter with Input Voltage 2.97 to 3.63 V, Output Voltage 1 5 V, Output Current 1 10 to 100 mA, Output Power 1000 mW, Output Voltage 2 -5 V. Tags: Surface Mount, Buck-Boost. More details for 36E0305XT-1WAR2 can be seen below.