目前使用TPS63030遇到几个问题。板子工作在两种状态,耗电分别为12mA和150mA左右
1、PS/SYNC脚接地enable节能模式,在输出电流十几毫安时,电感会有轻微的“滋滋”声,输出一百多毫安时却没有。
2、PS/SYNC脚拉高disable 节能模式时,都不会有响声,但静态电流达到3.4mA
原理图和布局如下
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.