The PQMC3-D12-S5-S from CUI is a DC to DC Converter with Input Voltage 9 to 18 V, Output Voltage 1 5 V, Output Current 1 600 mA, Output Power 3000 mW, Isolation Voltage 1500 VDC. Tags: Surface Mount, Buck/Step down. More details for PQMC3-D12-S5-S can be seen below.