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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/740963/ucc28780-ucc28780-debug-problems
您好：专家
客户使用 氮化镓 mosfe 和 UCC28780设计60W 适配器。
现在它们 有一些问题：
输入交流电压低于120V、轻负载模式、正常输出5V。
输入交流电压范围为正至120V、轻负载模式、然后烧断机器。
，，情况！您能给我们一些建议非常感谢
