Stepper Motor Driver TMC2208 Stepstick Driver Module Carrier with Heat Sink Screwdriver for 3D Printer Controller Boards Ramps1.4 MKS Gen, 5 PcsShipping Policy | Refund Policy
Current: driving current: 0.707A Crest value: 1.414A
Voltage range: 6V-36V ，Recommended voltage is 12V
Subdivision: 256 subdivision
Use Warning :
1)Don't plug or unplug and wire or module when power is on ,
2)Don't even touch the board when power is on or your hand has static charge (you can move static charge by touching metal tap).
3)Reversing +/- or otherwise incorrectly connecting the power supply or fan, hot bed, or even the 5v output on the motherboard can damage your electronic equipment and cause a fire hazard.
4)Incorrectly inserting stepper drivers will destroy your electronics and cause a fire risk .Always make sure to insert drivers in correct orientation and in the socket correctly .Before inserting the driver, first check whether the signal of the drive pin corresponds to the signal on the motherboard.
5)Don't secure Ramps with conductive screws through both mounting holes .The screw may cut into the positive trace creating a HIGH current short .
6)Test all electronics thoroughly before placing into service
7)Don't leave power supplied to electronics unattended ,or run machines unattended due to the risk of fire and nalfunction .
8)Once you starting putting electricity into your Reprap -even at just 12 volts -you have to take basic ,common sense precautions to avoid fires .Just in case these fail,test your workshop smoke detector .