Questions tagged [stepper-driver]
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262 questions
0 votes
3 answers
76 views
Setting Current Limit on A4988 driver
I recently bought 3 NEMA 17 stepper motors from pihut.com for a project, and got some A4988 drivers from a company called AZDelivery on amazon.co.uk. Was trying to set up the stepper motors with a ...
1 vote
2 answers
231 views
Stepper motors, microstepping and torque
This might have been asked one way or another different times, but I found contradicting answers everywhere, not only here but in online forums as well. Plus, I have a few thoughts that I have not ...
1 vote
2 answers
111 views
Stepper motor spins even when calculated back-EMF exceeds supply voltage - why?
I have bipolar stepper motor of following specs: 12 V, 0.5 A, 0.43 Nm, 24 Ω, 36 mH. Back-EMF value is 0.0637 Vrms/RPM, measured by spinning it with power tool and measuring open coil voltage on scope: ...
6 votes
3 answers
592 views
Can I have too many vias to stitch planes together?
I am currently designing a stepper motor driver and have oriented my design on the eval board from the tmc5160. I need lots of vias to provide low inductive paths, as well as stitching for reducing ...
0 votes
0 answers
41 views
DRV8231 H-Bridge No Voltage for Motor
I apologize in advance I'm not the most electrically savvy person. I'm attempting to drive this DRV8231 H-Bridge to drive a stepper motor / peristaltic pump. It hasn't been working well unfortunately. ...
1 vote
0 answers
200 views
TMC2209 Driver Burn repeatedly
I have a problem with TMC2209 (Twotrees and MKS v2.0 kit) I have tried at least 5 of it and 4 is burn like image below, I used 17hs4023 stepper motor with 24VDC supply and make sure the current ...
0 votes
0 answers
101 views
ESP32 and stepper motors on a single LiFePO4 battery
Attached is my attempt at a circuit "schematic" of a battery powered ESP32 (Seeed Studio XAIO ESP32 RA4M1) which controls 2 mini stepper motors driven by Pololu DV8834 powered from the same ...
2 votes
1 answer
397 views
Need help understanding this braking circuit for a stepper motor driver
I am using the DM860T stepper motor driver to drive this NEMA 34 stepper motor, and I just want to use a braking resistor to absorb the voltage spike in the event an emergency stop button is pressed ...
1 vote
1 answer
94 views
How should a Vexta PK243-01AA stepper be wired to a ULN2003 breakout board?
I'm an electrical noob, stepper noob, Arduino intermediate. I cannot interpret online circuit diagrams well enough to figure this out. A Vexta PK243-01AA stepper has six wires. I've identified the ...
1 vote
1 answer
104 views
Can I Use the Stepper Motor Port on a Motor Driver to Control a DC Motor?
I have a HG7881 H-Bridge 4CH DC - 2CH Stepper Motor Driver Board. For my project, I need to control 5 motors: four 12V DC motors and one 3-6V water pump. I only need to turn the water pump on and off ...
0 votes
3 answers
299 views
Stepper Motor Accuracy
Here's an excerpt from a 17HF24-1805S datasheet. As I understand it, given the step angle and its accuracy, each step can range from 0.684 to 0.756 degrees. However, will the full rotation angle range ...
0 votes
1 answer
111 views
Makerbase TMC2226 stepper driver board: are current sense resistors underrated power-dissipation-wise?
I am looking at the schematics for Makerbase TMC2226 stepper driver board: The schematic shows 1/8W 0.11 ohm current sense resistors. The datasheet for TMC2226 IC says: 8 Selecting Sense Resistors .....
0 votes
2 answers
112 views
Multiple TMC2226 on the same PCB; how many capacitors?
I'm totally new in PCB design, especially design with SMD components. Please help me understand what I'm thinking wrong. I'm thinking about placing 3 TMC2226 Silent stepper motor drivers on the same ...
2 votes
1 answer
226 views
a4988 pulldown resistor necessary for ms1 ms2 ms3
Im using a4988 and are constructing a small pcb carrier for multiple a4988. I have a question on how to connect ms1, ms2, ms3. Do I need pulldown resistors after my DIP switch? Is it necessary? When I ...
0 votes
1 answer
219 views
Recommendations for a PMG generator driver motor
A year ago, I installed a 10kW hybrid solar inverter for my house. However, due to insufficient sunlight, the solar panels have not been very effective for me. To address this issue, I am planning to ...