This thread has been locked.

If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.

TPS54331: 轻负载“打嗝”

Part Number: TPS54331

TPS54331 输入5V,输出稳压3.3V

原理参数如下,现在测试3.3V输出会出现一个280mS周期的2.9V输出,导致我们的单片机一致无法启动,

负载是一个单片机,单片机的reset脚上有复位IC,当电压掉至3.0以下就会给单片机复位,

出现这种情况时因为负载电流太低了吗?该如何解决呢

CH1:TPS54331  3.3V输出