之前用7660s给运放供电,电源直接被拉低,考虑到是7660输出的电流太小的原因。
但是tps63700的电流也不是很大,请问还有更好的芯片推荐吗?
感谢!
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.
专门的负压芯片UC2572。目前专门的负压芯片很少了,因为所有的buck芯片都可以改成负压芯片,参见 http://www.ti.com.cn/cn/lit/an/slyt286/slyt286.pdf