之前是按12V供电设计的,工作时R13、R14没接,调节滑动变阻器(2K)输出电压只能达到10V左右,没达到我的设计要求。
于是用24V供电,然后测量发现输出电压与输入电压相等了。。。
这是什么情况啊??
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.