Description
The TMC2209 stepper motor driver is suitable for two-phase stepper motors.
TMC2209 V1.3 stepper motor driver and its features
- Input voltage: 4.75~28 VDC
- RMS current: 2.0A
- Maximum current: 2.8 A
- Max microstepping up to 1/256
Pins and links
More details about the TMC2209 V1.3 circuit can be found here connection.
Datasheet of the TMC2209 chip: Datasheet
The TMC2209 V1.3 stepper motor driver has a total of 19 pins.
Warning: Connecting or disconnecting the stepper motor while the stepper motor driver is energized may result in permanent damage to the stepper motor driver
Warning: To protect the driver from voltage spikes, a large (100 µF recommended) electrolytic capacitor should be used between the motor terminal (VMOT) and ground (GND) somewhere near the board.
Instructions on how to properly set Vref can be found here connection.
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