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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…
    • Answered

  • DRV8825: Variation in resistance measured between VCP and VM

    Resolved
    Part Number: DRV8825 Hi, A 1 Mohm resistor is connected between VCP pin 3 and VM pin 4 on a board using the DRV8825PWPR. With the board unpowered, the resistance is measured across the 1 Mohm resistor in circuit. Depending on the device lot, the…
    • Resolved
    • Answered

  • DRV8825: Part2: Variation in resistance measured between VCP and VM

    Resolved
    Part Number: DRV8825 Hi, This is a follow-up question to the thread below. DRV8825: Variation in resistance measured between VCP and VM https://e2e.ti.com/support/motor-drivers-group/motor-drivers/f/motor-drivers-forum/1677117/drv8825-variation…
    • Resolved

  • DRV8825: Product differences between MALAYSIA and TAIWAN Assembly sites

    Part Number: DRV8825 Dear TI Engineer, We recently received a 100% defect in DRV8825PWPR with Assembly sites for MALAYSIA. We tested the ground resistance of each pin for Assembly sites TAIWAN and MALAYSIA and found significant differences. The test…

  • 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

  • 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…

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