A4988 : heat sink for 3D printing

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Detail A4988 : heat sink for 3D printing

Advantage :

1.High quality 2OZ copper PCB replaces using cheaper 1OZ PCB.

2.Products have bee tested one by one;and excellent work.

3•Free aluminium heat-sink.

4.Solder overgild needles and newest chip.



Parameters:

Size: 1.5mmX2mm (for RAMPS, ultimaker or other compatible boards)

Driver current: 2A (it is best to install the heat sink )

Microstep: 1,1 / 2,1 / 4,1 / 8,1 / 16

Manufacturing process: made by SMT , higher yield, excellent stability.



Usage on :

1. 3Dprinter ,cnc , carving machine, etc .

2. Support 3D printer with Prusa Mendel, ultimaker, printbot, makerbot etc .

3. Refer to Arduino code , directly drive motor.



Features :

1. Suitable for stepper motor driver below 8V ~35V, 2A

2. Simple microstep and direction control interface

3. Can adjust max current output by controlling potentiometer to get higher microstep

4. Detection and selection on attenuation mode of automatic current.

5. Thermal shutdown circuit, undervoltage lockout, crossover current protection

6. Good protection on ground and load short circuit

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A4988 : heat sink for 3D printing
A4988 : heat sink for 3D printing
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