All Questions
Tagged with stepper-driver current
8
questions
1
vote
1
answer
34
views
Should I replace my stepper driver since my motor is acting up?
I've been using a Pancake Bipolar Stepper Motor for a project and STSPIN220 as the driver, but I've been randomly having a lot of current issues causing my motor to jitter.
My project has been running ...
1
vote
0
answers
37
views
Is my stepper motor driver causing me current issues or is it me?
I've been using a Pancake Bipolar Stepper Motor for a project and STSPIN220 as the driver, but I've been randomly having a lot of current issues causing my motor to jitter.
My project has been running ...
0
votes
0
answers
148
views
Excessive noise in stepper current
I am currently utilizing the TMC5160-BOB module to operate a stepper motor with a current rating of 2.4 amperes via the SPI interface. The supply voltage for this system is 29 volts. I am ...
2
votes
1
answer
198
views
Stepper Motor Calculation
I'm using this Stepper Motor from TI.
This is the first time I am working with Stepper Motor.
I need to calculate the load current or the current that the Motor takes.
The Stepper is rated at 0.6A/...
0
votes
1
answer
1k
views
Control stepper motor with low current and high current
I am learning about stepper motors and i have the following question. Let's say i have a bipolar, 2 phases, NEMA34 with a 5A rated current. I am using a driver capable of delivering 5Amps or 2Amps at ...
0
votes
0
answers
370
views
A4988 current limit formula: Where does the constant "8" comes from?
I am trying to calculate the VREF for my A4988 and while my A4988 is not from pololu I am using their formula over at https://www.pololu.com/product/1182 to calc the current limit.
The formula used (...
3
votes
2
answers
2k
views
Why are stepper motor phase currents a sinusoildal waveform?
I don't know if this is a really dumb question or not, but I've seen all kinds of torque, peak-current and RMS discussions related to current drive output for stepper motors. I acknowledge that for a ...
0
votes
1
answer
1k
views
Designing stepper motor driver with A4989 chip to control NEMA 17 / NEMA 23 motor
I am trying to build a stepper motor driver, based on the A4989 chip, to control NEMA 17 and NEMA 23 stepper motors.
Stepper motor specifications:
NEMA 17: 0.4 Nm, 1.5 A/phase, 2.1 ohms.
NEMA 23: ...