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用UCC29950计算表格生成1000W的电源设计参数，沿用TI的设计方案，根据新参数调整部分元件值。
搭建好硬件后通电，发现PFC极基本正常，线电压（370-380V），LLC变压器副极没有输出，初级线圈波形幅度很小（50V左右）。
