Reprap 3D Accessories / Electronic Components / Stepper driver Pololu A4988 cho RAMPS 1.4

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Stepper driver Pololu A4988 cho RAMPS 1.4

70,000
(Excluding VAT)
SKU: Stepper-Driver-A4988. Categories: , . Contact (+84.28) 3726 1671

Product Description

Motor motor circuit is one circuit A4988 step bipolar stepping motor control Allegro’s A4988 step. Driver allows adjustment of amperage, overload protection function of current and temperature, and 5 micro-step resolution of several (at least 1/16 step). Operating from 8-35 V and can deliver up to approximately 1 A per phase without heatsink (measured at 2A per coil complete with coolers). The A4988 stepper motor driver carrier is a breakout board for Allegro’s A4988 microstepping bipolar stepper motor driver. The driver features adjustable current limiting, overcurrent and overtemperature protection, and five different microstep resolutions (down to 1/16-step). It operates from 8 – 35 V and can deliver up to approximately 1 A per phase without a heat sink or forced air flow (it is rated for 2 A per coil with sufficient additional cooling)

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