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Showing 20 results View by: Thread Post Sort by
  • DRV421EVM: Sensor sensitivity

    Marvin Gasis Arcangel
    Marvin Gasis Arcangel
    TI Thinks Resolved
    Part Number: DRV421EVM Other Parts Discussed in Thread: DRV421 Hi Team, Our customer would like to know the sensitivity of this sensor. And in addition, the customer would also like to understand the point why the coil wires are connected to the PCB board…
    • over 1 year ago
    • Sensors
    • Sensors forum
  • Answered
  • DRV421EVM: Could you provide gerber file of DRV421EVM?

    Downey Kim
    Downey Kim
    Resolved
    Part Number: DRV421EVM Hi TI experts, Could you provide gerber file of DRV421EVM? Thanks Downey Kim.
    • Resolved
    • over 2 years ago
    • Sensors
    • Sensors forum
  • DRV421EVM: Expected noise floor for this chip?

    Nigel Vezeau
    Nigel Vezeau
    TI Thinks Resolved
    Part Number: DRV421EVM Other Parts Discussed in Thread: DRV421 , DRV425 I'm working with the DRV421 evaluation module, attempting to measure a relatively low current of ~50 mA. I'm able to read the signal, but there is also significant noise in the…
    • over 2 years ago
    • Sensors
    • Sensors forum
  • Answered
  • DRV421EVM: Core design in very small current measurements (1uA to 5mA)

    Jacob Darnell1
    Jacob Darnell1
    Resolved
    Part Number: DRV421EVM Other Parts Discussed in Thread: DRV421 , DRV425 Hello, I'm trying to test the idea of measuring a very small current signal through a toroid of some sort. I do not want to use a shunt. The current would be on the order of 5 to…
    • Resolved
    • over 2 years ago
    • Sensors
    • Sensors forum
  • DRV421EVM: Improvement of substrate

    SATOMI FUJIOKA
    SATOMI FUJIOKA
    TI Thinks Resolved
    Part Number: DRV421EVM We purchase about ten of DRV421EVM and are examining a current sensor. From the business and technical aspects, I would like to discuss directly with the person in charge. I would like to talk directly about the content beyond this…
    • over 3 years ago
    • Sensors
    • Sensors forum
  • DRV421EVM: Suitability for LMG3411

    Sam Ref
    Sam Ref
    TI Thinks Resolved
    Part Number: DRV421EVM Other Parts Discussed in Thread: DRV421 , INA253EVM , , DRV425 , INA253 , AMC1300 , AMC1200 , DRV5053 , AMC1301EVM , DRV425EVM Hello, We have LMG3411EVM-18 daughter boards and we want to use them in closed current loop mode. We found 2 EVMs…
    • over 4 years ago
    • Sensors
    • Sensors forum
  • DRV421EVM: DRV421EVM

    Rajiv Pandit
    Rajiv Pandit
    TI Thinks Resolved
    Part Number: DRV421EVM Other Parts Discussed in Thread: DRV421 Hi, Am developing a residual current sensor 1-20mA AC/DC and having issues with magnetic shielding as well as the minimum sensitivity of the sensor. 1. The Earth's magnetic field causes the…
    • over 5 years ago
    • Amplifiers
    • Amplifiers forum
  • RE: DRV421: Very high offset drift compared to typical value in datasheet

    Javier Contreras4
    Javier Contreras4
    Hello CSC, The instability could change more than the offset as this is a closed loop system it could start oscillating and give invalid results. This can change with temperature or vary from device to device. I placed some documents below and highlighted…
    • 1 month ago
    • Sensors
    • Sensors forum
  • Answered
  • DRV421EVM functionality problem

    Ankit Jain
    Ankit Jain
    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
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • magnetic core module used with DRV421EVM

    HIRATA MITSUO
    HIRATA MITSUO
    Resolved
    Other Parts Discussed in Thread: DRV421EVM , DRV421 HI The middle of this link has magnetic core module used with DRV421EVM. www.tij.co.jp/.../nw69_drv421.page Coil [ SC2912] of Sumida corporation is used in this module. Do you know why this coil is selected…
    • Resolved
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
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