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dear All,
在使用TPS55330的时候出现输出不正常。当用抽载仪，抽载12V 0.75A ,输出就会掉到5v，不知道是触发到什么保护。附件是原理图原理图.docx
VIN=5V VOUT=12V IOUT=2A
看不到原理图啊
你用纯电阻试一下拉1A电流，看看电路是否正常工作
估计还是电感饱和电流不够或者输入源限流了
