按照上面的原理图制作的板子。
1、不接PD设备时,TPS23861的Drain_1对地检测到截图中的波形,Drain_1的波形与手册描述的波形周期不一致。
2、不接PD设备时,Drain_2对地的电压固定为25.6V。
请问,什么原因导致出现这种问题。谢谢
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