使用 LM5017 的 Flybuck 电源，初级 5V@0.25A 输出，次级 15V@0.1A 输出
This reference design uses the LM5017 Flybuck regulator to generate two outputs: one on the primary side is 5V at 250mA, and the other on the isolated secondary is 15V at 100mA. The input range is from 17V to 32V.