ug505UG505 is a user's guide for the Si8239x-EVB evaluation board, which demonstrates the features and performance of the Si8239x isolated gate drivers. The guide includes kit contents, testSKYWORKS UG505: Si8239x-EVB Isolated Gate Driver Evaluation Kit. UG505: Si8239x-EVB User's Guide. The Si8239x isolated gate drivers are ideal for driving power switches used in a wide variety of power supply, inverter, and motor