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tps23753上电发热

地瓜patch
Intellectual 335 points
Other Parts Discussed in Thread: TPS23753, TPS23753AEVM-001

Ti工程师，您好。

我用tps23753设计poe-pd端设备。在空载的情况下，上电后，极短时间内，tps23753芯片热得烫手。电路原理图参考ti用户笔记中的SLVU315–June 2009（TPS23753AEVM-001）里的参考设计。

谢谢。