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  • OPA391: Direct Replacement

    Resolved
    Part Number: OPA391 Tool/software: Hi all, I am working on a design that I've recently added a negative supply rail to the OPA391 (now operating at +/- 3V instead of 3V). The OPA391 datasheet states the maximum operating voltage at 6V and suggested…
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  • OPA391: Voltage output swing from rail

    Resolved
    Part Number: OPA391 Other Parts Discussed in Thread: TLV333 , LM7705 , OPA340 Tool/software: Hi, Customer is looking for an OPAMP that can input and output very small voltages with a gain of 1 using a single power supply. Normally, I think you would…
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    • Answered

  • OPA391: Question about Discrete Electrochemical Signal Chain

    Resolved
    Part Number: OPA391 Other Parts Discussed in Thread: LMP91000 , LMP7721 , OPA928 , , LMP91000EVM Tool/software: Hello, I was looking a Technical Article about the LMP91000 AFE and saw this circuit that enables the connection between a 3-Lead Electrochemical…
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    • Answered

  • OPA391: accuracy

    Resolved
    Part Number: OPA391 Other Parts Discussed in Thread: OPA325 , OPA387 , OPA388 , OPA369 We have a problem with the OPA391DCKR. Simply used as a voltage follower, we sometimes get (scattered over several patterns) such characteristic curves: …
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  • OPA391: Request info for the datasheet change SBOS925B (TI PCN20221110000.0 // Plexus PCN0006985-390-857 ; CPN:M946766A001-857)

    TI Thinks Resolved
    Part Number: OPA391 Hi TI team, we have some enquiries for the updated datasheet SBOS925B, please help to check and revert: Highlighted item2: Is it refer to “Absolute Maximum Ratings” ? Highlighted item4: Is it the change as below? SBOS925A…
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  • OPA391: Release in SOT-23 package?

    Resolved
    Part Number: OPA391 Team- will you please consider releasing OPA391 in SOT-23 package to cross AD8603AUJZ? thanks!
    • Resolved

  • OPA391: Hot swappable not inverting input

    TI Thinks Resolved
    Part Number: OPA391 Other Parts Discussed in Thread: LMP7721 Hi E2E, Our customer would like to use the op-amp in a buffer configuration to condition the output of a high impedance source. They required the probe to be hot-swappable, where the non-inverting…
    • Answered

  • OPA391: Compensating for rail to rail limitation on negative supply

    Resolved
    Part Number: OPA391 Other Parts Discussed in Thread: LM7705 Hello Experts! I'm working on a project where I use an op amp to gain a strain gauge signal into an ADC. The OPA391 is my top pick for my ADC preamp. A rough block diagram: For this…
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    • Answered

  • OPA391: What does "Output short circuit" absmax mean and what does "continuous" capability mean?

    Resolved
    Part Number: OPA391 Hi team, What does "Output short circuit" absmax mean and what does "continuous" capability mean? OPA391 shows its absmax output short circuit as "min: continuous" and "max: continuous". On the other hand, TLV900x says absmax output…
    • Resolved

  • TLV9001: TLV9001 schematic

    TI Thinks Resolved
    Part Number: TLV9001 Other Parts Discussed in Thread: OPA391 , OPA396 Tool/software: Hi Team, I want to check with you whether we could replace MAX40100 by using TLV9001IDPWR in the following schematic as voltage follower? Thanks. BRs…

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