查阅ULN2003AN的datasheet,其每路输出均可达到最大值500mA。
我在测试过程中发现,电流输出达到150mA,芯片发热比较严重,在此情况下,是否需要增加散热片?还是说属正常现象,可以不用管它。
如果继续增大输出电流,是否需要增加散热片?
谢谢!
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.