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TPS54331设计成数控电源最低电压能不能达到0V?
不可以的
最低0.8V
手册的第二行有写道
Hi
想要获得低于基准电压的输出电压，这个帖子你或可以借鉴：
http://www.deyisupport.com/question_answer/analog/power_management/f/24/t/133481.aspx
我看了一下你给的电路图，当中的运放的供电不是对称的，只能用不对的电源吗？
