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  • OPA211-HT: E2E Engineer Tech stopped responding to my text, despite I announced that my issue has not been resolved.

    Part Number: OPA211-HT Other Parts Discussed in Thread: OPA2333-HT We have purchased OPA211-HT & OPA2333-HT to evaluate and characterize for our new R&D project. During test, I found that Vos and IB were not per datasheet. I brought up the issue in E2E…
    • Answered

  • OPA211: OPA211IDGKT Maximum AC Output Current Question

    Resolved
    Part Number: OPA211 Tool/software: Hello, Texas Instruments ticket number CS2703458 had discussed a question that I had regarding the maximum AC output current of part number OPA211IDGKT. Some back and forth discussion had occurred within the ticket…
    • Resolved

  • OPA211: OPA211IDGKR / OPA211IDGKT - Lead Finish

    TI Thinks Resolved
    Part Number: OPA211 Tool/software: Hello, Looking to confirm lead finish on terminals of OPA211IDGKR / OPA211IDGKT. Datasheet says to contact TI. Thank you!
    • Answered

  • OPA211: The input offset voltage Vos and offset current IB of OPA211

    Resolved
    Part Number: OPA211 Hello, I measured the input offset voltage and offset current on the EVM board according to the video of TI Precision Lab. The measurement circuit is a two-stage co-amplification circuit. The input of the first stage is zero, and the…
    • Resolved
    • Answered

  • OPA211: Circuit for Inputting Negative Voltage to a Single-Supply Inverting Amplifier Circuit

    Resolved
    Part Number: OPA211 Other Parts Discussed in Thread: OPA197 , Tool/software: Please explain the following two points: 1. **First Point:** In the attached single-supply inverting amplifier circuit, the output behavior differs when using "OPA211AID" and…
    • Resolved
    • Answered

  • OPA211: I cannot see a marking for pin 1

    Resolved
    Part Number: OPA211 I cannot see which end of the OPA211 SO-8 chip is pin 1 and 8, and which end is pin 4 and 5? See attached photo.
    • Resolved
    • Answered

  • OPA211: AAJ 3Q 2009 differential input, single ended output MFB 2nd order LPF filter

    Resolved
    Part Number: OPA211 Tool/software: Hello, I would like to filter signal from a differential output of an ADC to a SE. I found yous Analog Application Journal (page 37 of AAJ 3Q 2009) describing a MFB configuration implemented in a difference amplifier…
    • Resolved
    • Answered

  • OPA211-HT: Op Amp application in very high temperature (250 C)

    Resolved
    Part Number: OPA211-HT Tool/software: Hi, This is related to my previous thread on OPA211-HT I have the following questions: 1. Since Ios at 210 C is 150 nA(max) and I am using this op amp at 210C, with gain of about 700, should I be concerned…
    • Resolved

  • OPA211-HT: Op Amp application in very high temperature (250 C)

    TI Thinks Resolved
    Part Number: OPA211-HT Tool/software: We intend to use this op amp (OPA211-HT) in our pressure transducer, which needs to operate at around 250 C temperature. The parameters such as: open loop gain, Vos, Ib are reasonable (compared to other high temp…

  • OPA211: Operational Amplifier Vout issue at 0V input voltage applied.

    TI Thinks Resolved
    Part Number: OPA211 Other Parts Discussed in Thread: OPA205 , OPA192 Hi TI Team, In my design, we are using Precision Operational Amplifier OPA211AIDR. At 0V input voltage Vout is - 0.24V and current is -21.34 mA . Kindly review below circuit and suggest…

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