請問各位:
我用TP54020想要設計 5V-3.3V 10A 的轉換器，可是負載往上送超過3.5A輸出電壓就崩潰成0V，並且輸出電壓會隨著負載增大而往下降，例如:3A時電壓就下降到只剩3.1V，請各位幫忙分析一下原因。
如下是我的電路圖
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