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关于tps63070在输入电压高时输出电压不正常的问题

Other Parts Discussed in Thread: TPS63070

  这是我对该模块的布局,现在出现了输入电压高时输出电压不正常的现象。具体为,tps63070和tps630701的板子在输入电压11V的时候输出只有2V多,tps63070的板子在输入电压降低至10.1V时回复正常,tps630701的板子在输入电压降低至9.2V,9.3V时回复正常,电路均按照5V的设计方法分别进行了两款不同元件的模块的焊接。这是怎么回事呢?