i want to do this with a motor but if i use 10k resistor the motor don't rotate, if i use 68omh the motor rotate now i have only 10k and 68ohm resistor why we use always 10k resistor? is to protect arduino? the arduino current for i/o pin is 40mA...5v/40mA=125ohm can i use 125ohm resistor or i …

Motor power

Topic		Replies	Views
Interruttore con transistor per motore Hardware	4	2745	May 7, 2021
What resistor to use? General Electronics	5	1330	May 6, 2021
kind of transistor for small dc motor General Electronics	11	3583	May 6, 2021
1 volt? Programming	48	13589	May 5, 2021
Pin out resistor Motors, Mechanics, Power and CNC	6	1504	May 6, 2021