5pcs A4988 Stepper Motor Driver pololu StepStick Module Board Red with Aluminum Heat Sink Compatible with ramps 1.4 3D Printer Reprap, CNC Machine or Robotics
About this product
*Adjustable current control lets you set the maximum current output with a potentiometer
*Simple step and direction control interface.Five different step resolutions: full-step, half-step, quarter-step,eighth-step, and sixteenth-step
*Thermal protection,under-voltage lockout,and crossover-current protection,ground fault protection
*Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay)
*widely used in 3D printers and small CNC machines
Description
Features:
-Intelligent chopping control that automatically selects the correct current decay mode (fast decay or slow decay)
-Over-temperature thermal shutdown, under-voltage lockout, and crossover-current protection
-Automatic current decay mode detection / selection
-Internal UVLO
-Mixed with slow current decay modes
-Synchronous rectification for low power dissipation
-Crossover-current protection
-Thermal shutdown circuitry
-3.3 and 5 V compatible logic supply
-Thermal shutdown circuitry
-Ground Fault Circuit
-Load short-circuit protection
-Of five optional step mode: full, 1/2, 1/4, 1/8 and 1/16
Package Included:
5*A4988 StepStick Stepper Motor Diver Module 5*Heat Sink
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