The IK0509SA from XP Power is an Isolated Boost DC-DC Converter that converts an input voltage of 5 V to an output voltage of 9 V. It has an efficiency of 68%. This converter features a single unregulated output. It offers a standard isolation voltage of 1.0 kV (DC) with an optional upgrade to 3.0 kV DC for enhanced protection. It is available in a through-hole package that measures 11.68 x 6.00 mm.