The V7803-1500R from CUI is a DC to DC Converter with Input Voltage 4.75 to 18 V, Output Voltage 1 3.3 V, Output Current 1 1500 mA, Output Power 5000 mW, Isolation Voltage 0 VDC. Tags: Surface Mount, Boost/Step Up. More details for V7803-1500R can be seen below.