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TPS23861: TPS23861在低温-35℃环境下烧毁

Part Number: TPS23861

如题,我们在使用TPS23861PWR只提供两个Poe供电接口,外接Poe摄像头。我们在做低温-35℃实验时发现芯片烧毁,请问我设计或者选型上有什么问题吗?附件为实物照片和电路设计。 Snipaste_2026-09-11_10-48-26.png