Detailed Product Description

SD2202 Feature:
1.AC85~265V power input, design for high speed and high torque operation
2.Max phase current to 2.0 amps. 
3.Bipolar bridge with constant current drive design to combine with a variety of 4, 6 or 8 wires 2 phase motors
4.Selectable full-step (1.8degree/s, 200s/r) or half-step (0.9degree/s, 400s/r)
5.Single/dual pulse input: (1P/2P)
6.Adjustable driving current & holding current for the best motor rotating performance
7.Overheat alarm and shut down protection for safety Built-in auto-current-down function, helps reduce motor temperature
8.Zero-timing output & current off function to combine external controller
9.Self-diagnostic
10.CPLD topology design to enhance stability Soft-up Current topology to prevent input power surge & spike
11.LED indicates rotating status
12.Photo-coupler I/P & O/P isolation prevents noise interference
13.Aluminum case extraction for heat emission
14.Detachable terminal for easy connection
15.SMD components for compact size