The VIBLSD1-S5-S5-SIP from CUI is a DC to DC Converter with Input Voltage 4.75 to 5.25 V, Output Voltage 1 5 V, Output Current 1 200 mA, Output Power 1000 mW, Isolation Voltage 1000 VDC. Tags: Surface Mount, Buck/Step down. More details for VIBLSD1-S5-S5-SIP can be seen below.