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  • INA821: characteristics of phase vs frequency

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: INA849 , , THP210 Hello. Could you submit the characteristics of phase vs frequency? We observed the phase delay of 45 degree in 800kHz input signal. We want to make sure whethert it is because of less…
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    • Answered

  • INA821: How to choose an LDO for the INA821 with a single supply

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: TPS7A47-Q1 , ADS1256 , REF5050 I have an INA821 instrumentation amplifier, he said his output noise at 0.1-10Hz is 2.5uV (assuming the input signal noise is lower than 2.5uV), I use a single supply of…
    • Resolved

  • INA188: vs INA821: is it possible to adapt VSON footprint

    Part Number: INA188 Other Parts Discussed in Thread: INA821 , Team, INA188 and INA821 seem to be quite close in term of specification: https://www.ti.com/product-folders/compare?familyId=500&parts=INA188,INA821,INA828&lang=en&source=prodfolder…
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  • REF5025: Do I need to add a buffer when connecting the ina821 instrumentation amplifier?

    Resolved
    Part Number: REF5025 Other Parts Discussed in Thread: INA821 , I have 3 ina821 instrumentation amplifiers and I need to provide a 2.5v voltage reference at the ref pin. Do I need to add a buffer when connecting three ina821 instrumentation amplifier ref…
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  • PSPICE-FOR-TI: Convergence occurs when the TPS7A39 powers the INA821.

    Part Number: PSPICE-FOR-TI Other Parts Discussed in Thread: INA821 , TPS7A39 , INA823 I use TPS7A39 to supply +-5V power supply to INA821, when I run Time Domain simulation, he says there is convergence, and it takes 20 seconds to calculate the solution…
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  • INA821: nA measurement using shunt resistor

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: INA818 , INA592 1) We want to measure nA with shunt resistance that can be 100 ohms, 1K or 100K. 2) Current range: 0~1000nA, step 10nA and Accuracy about of 1nA if possible but not required. 3) High…
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  • PSPICE-FOR-TI: Convergence occurs when simulating dual power supplies with the INA821.

    TI Thinks Resolved
    Part Number: PSPICE-FOR-TI Other Parts Discussed in Thread: INA821 , TPS7A39 , INA823 I use TPS7A39 to supply +-5V power supply to INA821, when I run Time Domain simulation, he says there is convergence, and it takes 20 seconds to calculate the solution…

  • INA821-Q1: ina821 simulation

    TI Thinks Resolved
    Part Number: INA281-Q1 Other Parts Discussed in Thread: INA821 , TINA-TI , INA281 TI technical support, hello: When using TINA-TI to simulate the INA821, there is no problem with the dual power supply, but the transient simulation with a single power supply…
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  • INA821: Simulation of CMRR

    Resolved
    Part Number: INA821 Other Parts Discussed in Thread: INA828 , TINA-TI , INA849 Good day, I've got some design requirements that are challenging, and I'm investigating some rather unconventional amplifier configurations to satisfy them. It's the…
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    • Answered

  • INA281-Q1: INA821 orderable partnumber

    Resolved
    Part Number: INA281-Q1 Other Parts Discussed in Thread: INA281 Dear Sir, I have a confusion on the INA281 orderable partnumber. What is the difference between INA281A4QDBVRQ1 and INA281B4QDBVRQ1? Thanks, Billy Xu
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