The PDM2-S5-D9-D from CUI is a DC to DC Converter with Input Voltage 4.5 to 5.5 V, Output Voltage 1 9 V, Output Current 1 111 mA, Output Power 2000 mW, Output Voltage 2 -9 V. Tags: Through Hole, Buck-Boost. More details for PDM2-S5-D9-D can be seen below.