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  • DRV8812: Driving DRV8812 with a PWM Signal

    TI Thinks Resolved
    Part Number: DRV8812 Hello, I wanted to confirm something about the DRV8812, and any other GPIO Logic Motor Controller. I understand that when the enable pin is HIGH, then the motor runs at 100% PWM. Would it be possible, and acceptable to send a PWM…

  • DRV8812: Internal pull-up or pull-down resistors on nFAULT and nRESET?

    TI Thinks Resolved
    Part Number: DRV8812 Does the DRV8812 have internal pull-up or pull-down resistors on the 'nSLEEP', and 'nRESET' inputs?

  • DRV8812: Device functional query

    TI Thinks Resolved
    Part Number: DRV8812 Hi Team, My customer is planning to use DRV8812 in one of the medical project and having below queries to proceed. Can you please help address below queries. 1) Does the pins (AI1, AI0, BI1, and BI0) control the motor current as well…

  • DRV8812: DRV8812 brake function

    TI Thinks Resolved
    Part Number: DRV8812 Other Parts Discussed in Thread: DRV8814 Hi Team, Due to the lead time issue, the customer is planning using DRV8812 to replace DRV8814. When the customer using DRV8814, the control of our Drcay pin is Low, so when the motor Enable…

  • DRV8812: DRV8812 shake

    TI Thinks Resolved
    Part Number: DRV8812 Other Parts Discussed in Thread: DRV8428 dear DRV8812 shake for a few momnets ，Is there have new PN drv8428 to solve this problem？thank in advance

  • DRV8812: DRV8812 vibration

    Part Number: DRV8812 dear The drive is a 2-phase stepping motor, which is driven by 64 subdivision. When the input PWM remains unchanged, the motor will vibrate slightly. Have any friends ever encountered this problem, how to solve it? When the motor…
    • Answered

  • DRV8812: Motor Driver for capacitive type devices

    Resolved
    Part Number: DRV8812 Hi Team, I am using a blower in one of my designs. I was initially planning to use the motor driver DRV8812PWPR to drive the blower. But my blower is capacitive load type. If my understanding is correct, the chip uses current regulations…
    • Resolved
    • Answered

  • DRV8812: Designing with motor driver, Decay mode

    Resolved
    Part Number: DRV8812 Other Parts Discussed in Thread: DRV8426 , DRV8436 , DRV8424 Hi Team, I am using DRV8812 in one of our products. 3.3V will be out I/O logic. The VM will be 40V generated from a boost converter. The boost converter will be stepping the voltage…
    • Resolved

  • DRV8812: nFAULT and OCP

    TI Thinks Resolved
    Part Number: DRV8812 Hi team, Could you please answer the following questions about nFAULT and OCP of DRV8812? Question: Q1. Is it possible to enable the nFAULT pin other than OCP and TSD? Q2. Why are overcurrents detected at two locations, VM pin side and…

  • DRV8812: DRV8812 drive motor produce jitter

    Part Number: DRV8812 Other Parts Discussed in Thread: DRV8412 , DRV8841 , , DRV8872 dear 1, APHASE/BPHASE pin input PWM signal frequency 20KHZ, when the input PWM signal duty cycle is unchanged, the output AOUTx/BOUTx is changing, which shows that when the…

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