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A4988 Stepper Motor Driver for Reprap Prusa 3D Printer w/ heat sink ↓ details & specifications
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3 ~ 4
5 +
Color Green
Package Type OEM
Package Contents 1*Stepper Driver
Dimensions us | metric
Depth 15 mm
Height 21 mm
Width 16 mm
Product Weight 2.0 g
SKU 5054200
DATE LISTED 6/13/2016
  • Easy to operate with built-in converter 
  • It can control bipolar stepping motor in full, half, 1/2, 1/4, 1/8, 1/16 stepping modes
  • Output drive can reach 35V, ±1A
  • Suitable for complex micro processor; in microstep, the chopped wave in the module can automatically choose current attenuation model (slow or mixed); in mixed attenuation mode, the default setting is rapid decline in a fixed downtime and slow decline in the rest of the downtime. 
  • Mixed decline current control solution reduces motor noise, increase accuracy and decrease power consumption. The sync commutation control of rectifier improves power consumption in PWM operation. With built-in circuit protection: hysteretic overheat switch, UVLO and crossover current protection. 
  • Special electrifying program is not be needed

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This item is covered by manufacturer's warranty.
Electronic components cannot be returned once modified and/or installed.
FastTech's damaged on arrival protection still applies.
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