Motor Driver Stepping Microstepping ST820 Peak Current 2.5A RMS Current 1.5A for RAMPS VS TMC2100,Default NO

Feature:

Board Overview:

The main characteristics of the board are:

Supply voltage from 7 V to 45 V

Output current up to 1.5A rms for each motor phase

Peak current regulation through trimmer

Form factor and connectivity compatible with RAMPS or similar boards

Based on STSPIN820 driver featuring: – Stepper motor driving with a microstepping resolution up to 1/256th of step – Overcurrent, short-circuit and overtemperature protections

Full set of embedded protections

1. Non-dissipative overcurrent

2. Undervoltage lockout

3. Thermal shutdown

4. Short-circuit

Compatible with RAMPS and similar open source solutions for FFF 3D printers

Very compact footprint: 15 x 20 mm

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