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Questions tagged [stepper-driver]

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0 votes
1 answer
149 views

Differences between a constant voltage "LED power supply" and a "standard" power supply

I'm looking for some input on a power supply problem... I'm using a Mean Well LPV-60-36 power supply (output of 60 watts @ 36 volts, rated for 1.67A RMS) to power a DM542T stepper motor driver that's ...
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 ...
0 votes
1 answer
161 views

Is it possible and safe to switch between the motors when required?

I want to control a two phased stepper motor in an application, so I chose this driver. There is also a requirement for a brushed DC motor in the application. I want to save space eliminating an extra ...
1 vote
2 answers
166 views

Is there a concept of "rotor is blocked" feedback in a stepper motor?

I am building a mechanism to move a lever via a stepper motor controlled by a Raspberry Pi (following this tutorial) and I will be using a Stepperonline HS1715 motor. I can estimate the angle I will ...
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
42 views

Why is my NEMA 14 stepper motor overheating when idle?

TLDR: motor overheats >200 degF and I don't know why. I have a NEMA 14 stepper motor (14 N-cm) driven by an A4988. The logic is controlled by an ESP-32 WROOM MCU, and the motor is powered by a 24-V ...
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0 answers
44 views

Homemade Darlington for NEMA 23 motor

I'm demonstrating the recycling of e-waste to my local community by mining and recycling parts from entertainment equipment found in thrift stores. As such, PNP transistors are very hard to come by. I ...
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0 answers
43 views

Bipolar stepper motor - can't decide whether its defective or not

I am trying to control a two phase bipolar stepper motor using a TMCM-3212 module. The parameters of the stepper motors are 0.96 A rated current and 2.66 V. When I first ran the Python script of the ...
0 votes
2 answers
1k views

Stepper motor shaft vibrates, and vibrates the load

I am new to the electronics hobby so any help is appreciated. For my application I need a quiet motor that can provide high torque at low speed. I purchased a NEMA 17 stepper motor (model is 17HS4401s)...
0 votes
1 answer
176 views

Can stepper motor drivers switch quickly between full and micro stepping?

I am trying to turn something with a stepper motor very quickly, but have it end up in a very precise spot. I would like to use full stepping to get a lot of torque so it can accelerate quickly, and ...
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1 answer
180 views

UL certification requirements

I'm designing a circuit board for a large industrial product which is intended to be UL certified, so the boss wants as many individual submodules to be UL certified as possible, including mine. The ...
1 vote
0 answers
46 views

EMC considerations when driving stepper motors through cable

I am developing a driving circuit for a pump — essentially a stepper motor. The PWM output signals that drive the windings are connected through a connector on the PCB and an approximately 50cm cable ...
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1 answer
208 views

L298N minimum output current/voltage

Does the L298N have a minimum output voltage? I want to control it such that the output varies from -Vs to +Vs, does it go linearly near 0, or is there a threshold that it passes? I can't tell what ...
0 votes
1 answer
21 views

Can I link two stepper controllers and motors of different types to the same step signal outputs from a control board?

I need stepper motors of different amps and weights to mirror each other to +/- 5% total precision. Can there be problems if I use the same step-signal pins from a control board towards two different ...
0 votes
1 answer
520 views

Reduce the output current from a stepper driver

I have to control 2 stepper motors with a single driver (multiplexing one at a time) and both motors are different, one 1.7A and the other 0.4A, if I set the current to 1.7A the 0.4A motor can burn ...

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