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  • DRV421EVM functionality problem

    Resolved
    Other Parts Discussed in Thread: DRV421EVM , DRV421 Hi, I observed two problems during testing of DRV421EVM. 1) As shown in below figure if I connect let say S2 (in kit) to CL2 (compensation coil over core) and S1 to CL1, board takes 10mA while on interchanging…
    • Resolved
    • Answered

  • RE: DRV421: DRV421 for 400A DC current

    Resolved
    Hello Mohamed, All we have is the DRV421EVM that you can order. This does not include the compensation coil but it does have a Shunt resistor that may need to be adjusted for you current levels.
    • Answered

  • DRV425EVM: Table 2 in SLOU410A is incorrect

    Resolved
    Part Number: DRV425EVM Other Parts Discussed in Thread: DRV421EVM Table 2 in SLOU410A is incorrect. You can tell by examining the traces in Figure 5, or Figure 6, that the pin assignments shown in that table are not correct. Additional comments: -- Seems…
    • Resolved

  • DRV401: what evm to use?

    TI Thinks Resolved
    Part Number: DRV401 Other Parts Discussed in Thread: DRV421 , DRV421EVM , Hello, customer wants to evaluate the DRV401. I couldn't find an evm on the webpage. What evm should he use for evaluation? Regards, Holger

  • DRV425: Open loop vs closed loop design considerations

    TI Thinks Resolved
    Part Number: DRV425 Other Parts Discussed in Thread: DRV421 , , DRV421EVM Hi, From a customer of mine I received the question what the design trade offs are between an open loop vs a closed loop configuration. Devices in question are the DRV421 and the…

  • DRV401: On improving driving output capability Application problem

    TI Thinks Resolved
    Part Number: DRV401 Other Parts Discussed in Thread: TIPD184 , DRV411 , DRV421EVM , INA240 , DRV421 , DRV8837C When using DRV401, in the EXTERNAL COMPENSATION COIL DRIVER of the data sheet, it is introduced that the driver capability can be improved by adding…
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  • RE: DRV421: test result for samples with DRV421 was not right

    Resolved
    i have two PCB with one magnetic core. please see the schematic diagram, it is basically the same thing with a DRV421EVM.
    • Answered

  • DRV421: Recommended coil

    Resolved
    Part Number: DRV421 Hello, What is the recommended coil to evaluate DRV421EVM? Best regards, Seishin
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    • Answered

  • DRV401-Q1: Some questions about DRV401-Q1

    Resolved
    Part Number: DRV401-Q1 Other Parts Discussed in Thread: DRV401 , DRV421 , DRV411 , DRV421EVM , TPS7A19 , TL720M05-Q1 Hello, According to DRV401-Q1 overview material, it is designed for VAC sensor. Does it mean that DRV401-Q1 can only be used with VAC sensor…
    • Resolved

  • Current range to be detected by DRV421

    Other Parts Discussed in Thread: DRV421 What is the maximum current and minimum current of the example which shown in figure3 of DRV421EVM Users Guide . Best Regards, Taki

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