附件是我采用的XTR115电路,测试时用数字万用表测量IOUT与地之间的电流,发现没有电流输出,请问是什么问题?
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.
问题出在了引脚3的Iret,不能直接接地,这个引脚是输入电路的回流地,输入是以Iret为参考的,建议参考下datasheet中的Figure1:
http://www.ti.com/lit/ds/symlink/xtr115.pdf