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https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1108108/tps62290-q1-under-what-conditions-can-output-mos-lower-tube-be-damaged-easily
您好、Xiaofu、
感谢您的提问。
您是否认为 TPS62290-Q1上的低侧 MOSFET 已损坏(低电阻)？
您能否提供更多信息？
在这种情况下、SW 节点上的过压超过绝对最大额定值可能会导致这种损坏。
谢谢、
Stefano
