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.

28377D控制卡电源芯片烧坏如何解决?



昨天做实验发现控制卡电源芯片部分特别烫,后来发现一通电,芯片部分温度上升很快。由于是直接从TI购买的控制卡,芯片很小,人工焊难度很大。求问大神有没有维修途径或者自己更换的办法?

就是图中一堆电阻电容中间那个,5+5+2+2引脚的小芯片。