The PDH02-12S09 from Ideal Power Ltd is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 9 V, Output Current 1 222 mA, Output Power 2000 mW, Isolation Voltage 1600 to 3000 V. Tags: Surface Mount, Through Hole, Buck-Boost. More details for PDH02-12S09 can be seen below.