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  • DRV8825: Confirmation on DRV8825 Support for Full-Step Two-Phase Excitation

    Resolved
    Part Number: DRV8825 Other Parts Discussed in Thread: DRV8434 Dear TI Team, I would like to operate a bipolar stepper motor using full-step mode with two-phase excitation (i.e., both phases energized simultaneously). Kindly confirm whether the DRV8825…
    • Resolved

  • DRV8825: Where to connect flyback diode in DRV8825

    Part Number: DRV8825 Other Parts Discussed in Thread: DRV8436 , DRV8434 , DRV8424 Hello i am integrating DRV8825 to my circuit where should i add flyback diode to my circuit.I am using a neem 23 stepper motor.Is flyback diode recomended there is no mention…

  • DRV8825: DRV8825 mis-step and new chip suggestion

    Part Number: DRV8825 Other Parts Discussed in Thread: DRV8434 , DRV8452 , DRV8434S , DRV8434A , Description: Hi Team, I am working with a customer who is currently using the DRV8434 in their motion control system. They are encountering step-loss issues…
    • Answered

  • DRV8825: DRV8825 low cost version

    Resolved
    Part Number: DRV8825 Other Parts Discussed in Thread: DRV8426 Tool/software: Hi Team do we have any low cost solution to replace DRV8825 for below application? BRs Brian
    • Resolved

  • DRV8825: DRV8825 output waveform has discontinuties

    Part Number: DRV8825 Tool/software: Hi, I have a standard bipolar stepper being driven by DRV8825 using a prebuilt bought module. The STEP input is a solid 1Kz signal, set to full 1/32 microstep (though I tried with other microstep values). The output…

  • DRV8825: Connect to the ISEN terminal of the DRV8825 Current Limiting Resistors

    TI Thinks Resolved
    Part Number: DRV8825 Tool/software: Connect to the ISEN terminal of the DRV8825 What is the allowable power dissipation of the current limiting resistor? Please let me know if there is a formula
    • Answered

  • DRV8825: ISENA waveform

    Resolved
    Part Number: DRV8825 Tool/software: Hi Team, Customer is verifying DRV8825 on their board, but they found that ISENA waveform is not linear. Is it normal waveform? If yes, please explain me on it. If not, please let me know how to improve it. DRV8825…
    • Resolved

  • DRV8825: Idle time on DRV8825

    Part Number: DRV8825 Tool/software: We have been using the DRV8825 for about 7 years in decent volume under Polulu part 2982 The polulu part just adds a few resistors and capacitors. We started to notice recently, that in very limited number events…

  • DRV8825: Can I use the OvercurrentProtection feature in DRV8825 to detect/check a grounded motor coil (stepper motor) during power up routine

    Part Number: DRV8825 Tool/software: I am trying to build a motor control board for a stepper motor. I wish to incorporate a power up routine feature, where in the during the power up, the control should be able to detect a grounded motor coil. Can I use…
    • Answered

  • DRV8825: I have no 3V3 reference voltage.

    Resolved
    Part Number: DRV8825 Tool/software: Ijust recently switched to this motor driver from the A4988. I have my populated PCB and i am not getting my driver circuit to work. There is 0V on the 3V3 out, and i have sleep tied to that through a pullup resistor…
    • Resolved

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