hi, i'm new in the world of stepper motor and this is my first time i try to drive one of these motor. i have a nmb stepper motor (http://www.motors.wrobots.com/PM35L-048-HPD4.php) 5 wire(unipolar i think). anyway i tried the typical connection with 8 diodes at the output of l298n, so at the start it work good but after some seconds (30 sec more or less) the IC l298n become very warm and the motor doesn't work anymore
can someone help me?
sorry for my english