Hello All,
我使用ULN2803A驱动电机时,仅仅需要5V,就可以驱动电机,电流为300~250mA。但是我使用UNL2003A时,需要5.8V才能驱动电机,电流是一样的300~250mA。这是为什么?
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.