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  • OPA2991-Q1: OPAMP with high input impedance in unpowered state

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    Part Number: OPA2991-Q1 Other Parts Discussed in Thread: TPSI3050-Q1 , OPA2991 , LM2904B-Q1 , OPA310 , OPA991 , TPSI3050 , CSD19534Q5A , CSD19538Q2 Hello, I am developing an analog voltage measurement 0 .. 10 V that has (besides other) a requirement to have…
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  • RE: OPA991: Design Help

    Hi Ray, Ray Vincent Aranzaso said: Q1. OPA991. We have an application where we'd like to use an OPA991, powered with 5VDC and GND in an unity gain configuration (G=1). The output is connected to a comparator thru a 10K resistor. Input voltage will be 0…

  • [FAQ] Designing with general purpose op amps

    Former Member
    Former Member
    Other Parts Discussed in Thread: TINA-TI , LM324 , LM358 Last Updated: January 3, 2022 This FAQ covers a wide breadth of topics relating to designing with general purpose op amps and provides circuit design ideas and approaches while highlighting some of…

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