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  • INA821: INA821 vs INA819: How can I choose one

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: INA819 , INA826 , INA827 Tool/software: Hi experts, I am looking for an in-amp that meets the following specifications. I checked TI.com and found that INA821 and INA819 looked good. What are the benefits…
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    • Answered

  • INA819: Output not coming as expected

    Resolved
    Part Number: INA819 Other Parts Discussed in Thread: TINA-TI Tool/software: Dear Team, This is a continuation of this question. I replaced the discrete difference amplifier with an INA. But I am not getting any output. My schematic is attached along…
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    • Answered

  • INA819: Using Digi-Pot for gain resistor

    Resolved
    Part Number: INA819 Other Parts Discussed in Thread: PGA855 Tool/software: Hello, I'm considering using a AD5272 1% digital rheostat for adjusting the gain of INA819 between 10-30. I noticed the AD5272 input leakage current is ~50nA. How significantly…
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  • INA819: The output bias voltage is abnormal

    TI Thinks Resolved
    Part Number: INA819 Tool/software: Hi team： I have a question for you. Conditions of use: INA819 is used in the current sampling line, and the application scheme is high-end current sampling.The related wiring diagram is as follows.Description of the…
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  • INA819: OPA2333AMDREP & INA819ID Amplifier Parameters

    Resolved
    Part Number: INA819 For the OPA2333AMDREP and INA819ID amplifiers I am looking for the following parameters: - Max operating frequency (Hz) - Output (Surge) - Voltage, Reverse Junction (Signal) - Voltage, Reverse Junction (Surge) - Continuous Current (mA) …
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  • ANALOG-ENGINEER-CALC: INA819

    Part Number: ANALOG-ENGINEER-CALC Other Parts Discussed in Thread: INA819 INA819 VCM vs VOUT Plots from Datasheet don't much the graph created by ANALOG ENG CALCULATOR
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  • INA819: Simulation of two INA819 in series fails

    Resolved
    Part Number: INA819 Hi I would like to connect two INA819 amplifiers in series to achieve high bandwidth and high gain. Attached is the Tina simulation. Side notes: R3 and R5 put some load on the OpAmps. I thought at best this was necessary. But it doesn…
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  • INA819: bootstrapping circuit inquiry

    TI Thinks Resolved
    Part Number: INA819 Hi Team, Good day. I am posting this inquiry on behalf of our customer. "I have a bootstrapping circuit. When I calculate the impedance of the bootstrapping circuit I am getting an impedance value of 100Gohm using the formula (R1…
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  • INA819: ina819

    Resolved
    Part Number: INA819 Other Parts Discussed in Thread: OPA191 , INA826 hi, Need your help to understand and fix an unexpected results while using INA819 as amplifier with gain = 6.9 The op amp's power is single 5 volt dc and Gnd It looks very simple…
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  • INA819: Invasive blood pressure monitor

    Part Number: INA819 Other Parts Discussed in Thread: INA321 Hi Team, Our customer is looking for a precision amplifier for invasive blood pressure monitor. He is considering instrumentation amplifiers INA819 and INA321. Can you confirm which one is more…

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