* High performance, low price
* Highest response frequency: 200Kpps
* The motor phase current is reduced to approximately 50% of the set current value
100ms after receiving the last pulse edge
* Bipolar constant current chopping circuit
* Opto-isolated input/output
* Single power supply, voltage range from DC12V to 40V

Q2HB44 full/half stepper motor drive, driven voltage range from DC12V to 40V. It can match 6 leads or 8 leads 2-phase hybrid stepper motors whose rated current is under 4A, shaft diameter range from 42 to 86mm. It is widely used in small size numerical control device such as curving machine, wire stripping machine and etc.