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  • DRV401: Sensor for DRV 401

    TI Thinks Resolved
    Part Number: DRV401 Which Vacuumschmelze GmbH & Co. KG (VAC) sensor we can used for DRV 401 can guide us?

  • DRV401: Questions of DRV401 schematics design

    TI Thinks Resolved
    Part Number: DRV401 Hi Javier Sir and E2E experts, I meet some problem when designing my circuit schematic using DRV401. Could you please give me some help? 1. My circuit is as below, Can you please help review? The main difference of my circuit to the…
    • Answered

  • DRV401: Recommended magnetic probes

    Resolved
    Part Number: DRV401 Dear Specialists, My customer is considering DRV401 and has a question. I would be grateful if you could advise. --- The DRV401 requires an external magnetic probe. Could you please let us know regarding the commercially available…
    • Resolved
    • Answered

  • RE: DRV401: Some confused questions in DRV401 datasheet

    Resolved
    Hello A_M, Please understand some of the numbers are based on the 250kHz probe oscillating and will change depending on your probe values. Akio Murita said: (1) It seems I can measure the offset duty cycle at point B (as the right of the figure shows…

  • DRV401: About probe excitation and closed-loop accuracy

    TI Thinks Resolved
    Part Number: DRV401 Other Parts Discussed in Thread: DRV411 Hi expert, I'm trying to understand how DRV401 can co-work with my magnetics and probe design. DRV401 offers IS1/IS2 as probe interfaces however it doesn't mention how the probe should be…

  • DRV401: Magnetic field probes

    TI Thinks Resolved
    Part Number: DRV401 Other Parts Discussed in Thread: DRV421 Hi We want to design a hall effect based current transducer using DRV401. Could you please suggest part numbers of magnetic field probes from VAC. You quick response is highly appreciated. Best…
    • Answered

  • DRV401: Input Protection Diodes

    Resolved
    Part Number: DRV401 Hello guys, the basic connection circuit shown in the DRV401 data sheet recommends to use protection diodes at differential input IN2. Why is there no need to protect the other input IN1, too? Best regards Joachim
    • Resolved

  • DRV401: About probe coil

    TI Thinks Resolved
    1. What determines the number of probe turns connected to the chip? How to determine the number of probe coils? 2. Why does the modified width of the amorphous ribbon in the probe coil affect the frequency of the probe? Is there this formula? 3. How to…

  • DRV401: PWM output filter stage

    TI Thinks Resolved
    Part Number: DRV401 Hi Staff, on page 22 in the DRV401 data sheet, a filter stage at the N_PWM output is shown (R3,C3,R4,C4). What kind of filter do the components form and how to choose appropriate values? Best regards Joachim
    • Answered

  • DRV401: latch up test conditions, JESD78

    Resolved
    Part Number: DRV401 Hi all My customer is using the DRV401 and they have below questions. Please review and comment. Best regards Ueli ------------------------------------- What test conditions are used for latch up test ? Are these based on JESD78 ? …
    • Resolved

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