Jul 20, 2017 #1 H Hazem_95 Newbie level 3 Joined Jul 18, 2017 Messages 4 Helped 0 Reputation 0 Reaction score 0 Trophy points 1 Activity points 30 Now I have A4988 stepper driver with a rating of 2 A. Can I take its output into a transistor for power amplification to drive a higher ampere stepper motor ( 8 A) ?
Now I have A4988 stepper driver with a rating of 2 A. Can I take its output into a transistor for power amplification to drive a higher ampere stepper motor ( 8 A) ?
Jul 20, 2017 #2 C c_mitra Advanced Member level 6 Joined Nov 13, 2012 Messages 3,815 Helped 929 Reputation 1,860 Reaction score 922 Trophy points 1,393 Activity points 30,142 I do not see any reason why that cannot be done.
Jul 20, 2017 #3 S srizbf Advanced Member level 5 Joined Apr 3, 2010 Messages 1,992 Helped 417 Reputation 840 Reaction score 329 Trophy points 1,363 Activity points 10,985 It can be done, with proper device selection. You are now using a base current of 2A to produce a collector/emitter current of 8A. This must be taken from the output of A4988.
It can be done, with proper device selection. You are now using a base current of 2A to produce a collector/emitter current of 8A. This must be taken from the output of A4988.