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  • DRV8461: Default state of units shipped from ti

    Resolved
    Part Number: DRV8461 I would like to know the default state of new product. Is there a version of the EVM with a socket so that I caould program them before Surface mount assembly? If not, is there any reason why I couldn't attach a fixture to the…
    • Resolved

  • DRV8461: Gain margin and Phase margin

    Part Number: DRV8461 Hi team, When designing the silent step PI controller (KP, KI) using a Bode plot of the open-loop transfer function, what are the recommended values for gain margin and phase margin? The datasheet recommends 200 Hz for UGB, but…
    • Answered

  • DRV8461: STALL detection function

    Resolved
    Part Number: DRV8461 Dear , Motor drivers suport Team. Our design team is testing the STALL detection function of the DRV8461SPWPR, but it's not detecting STALLs as expected. Could you please tell us if our usage or understanding of the specifications…
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    • Answered

  • DRV8461: High current capability

    Resolved
    Part Number: DRV8461 Tool/software: Hi, Staff I am planning to drive a 3A motor. The DRV8461 is specified for a peak current of 4.8A and a full-scale current of 3A. I think the peak current is affected by the overcurrent protection function flowing…
    • Resolved

  • DRV8461: DRV8461, DRV8461S RTM

    TI Thinks Resolved
    Part Number: DRV8461 Hi, When will DRV8461SPWPR and DRV8461PWPR be available for order?

  • DRV8461: Motion Controller with Trapezoidal Or S-Curve Algo

    TI Thinks Resolved
    Part Number: DRV8461 Tool/software: Hello Team, To generate Pulse Stream of 3-Axis with Trapezoidal / S-Curve implementation we are using TMC429 ( Analog Device ) which is 3 Axis Stepper controller. Can you suggest Such Chip from Texas Instrument…
    • Answered

  • DRV8461: Overcurrent protection

    Resolved
    Part Number: DRV8461 Other Parts Discussed in Thread: DRV8711 Tool/software: Dear Support Team. We are investigating whether our customer can set the current limit value of the DRV8461 arbitrarily. As far as I read in the data sheet, there is no resistor…
    • Resolved

  • DRV8461: Coil Current Calculation

    Part Number: DRV8461 Hi team, I have a customer with the below question. Let me know what you think and thanks in advance for your help! "Please explain how to use DRV8461 INDEX4/INDEX5 registers to calculate coil A current. What current in amps does…

  • DRV8461: Indexer Micro stepping vs. Automatic Microstepping

    Part Number: DRV8461 Dear team, Can I know the difference between Microstepping vs. Automatic Microstepping? This is my understanding, please correct me if I was wroung. Microstepping is set by MICROSTEP_MODE register up to 1/256. - It divides the…

  • DRV8461: 7.3.11 Current Sensing with External Resistor

    Part Number: DRV8461 Does the placement of an external sense resistor affect the PWM current regulation? Also, what is the resistance value of the internal current detection?

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