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  • TIDA-00639: TIDA-00639

    TI Thinks Resolved
    Part Number: TIDA-00639 Other Parts Discussed in Thread: OPA333 Hi all, the sense resistor needs to be small in comparison to R1 and others of the OPA333 circuitry. But what if I need to increase the sense resistor, if it is needed to measure small load…
    • Answered

  • Non-isolated voltage or current measurement for high voltage application

    Resolved
    Other Parts Discussed in Thread: TIDA-00639 Hello, I understand that when we have high voltages in the circuit, isolated V and I measurement is necessary because of regulatory/safety requirements. However, still i could see some references suggesting non…
    • Resolved

  • Looking for current sense / power amp capable of measuring 1nA to 1mA with +- 100pA resolution

    TI Thinks Resolved
    Other Parts Discussed in Thread: TIDA-00639 , INA226 , OPA333 , ISO224 , OPA2180 , INA2180 , INA821 , INA111 , ISO1541 Hi, I have a quirky academic device to design, I will be be passing 0-150V at 1nA to 1mA through a piece of organic tissue. I need to measure…

  • OPA333: Reference design quesiton

    TI Thinks Resolved
    Part Number: OPA333 Other Parts Discussed in Thread: TIDA-00639 Hello, Below is TIDA-00639 600-V Unidirectional Current sensing design. But I have one question as block diagram. Does OPA333 support 600V common mode range? Why 600V DC bus input OPA333…
    • Answered

  • RE: [FAQ] What are some resources for understanding current sense amplifiers and current shunt monitors?

    Resolved
    The are many ways to measure current and Texas Instruments has a diverse portfolio to do exactly that! Here are a few links to get you started measuring current with TI products: If you don't know where to start with your current measurement design,…

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