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  • INA819: INA819 output with temperature

    TI Thinks Resolved
    Part Number: INA819 Hello, I have a INA819ID, the gain resistot is 29.4K 10 ppm/°C. I have a steady input of 831 mV, and getting an output of 2.743 V at room temperature. What is the maximum/minimum expected output at 85°C and 105°C. The supply is …
    • Answered

  • INA819: Using INA819 paired with ADS1115 to read load cells

    Resolved
    Part Number: INA819 Other Parts Discussed in Thread: ADS1115 , TLV9052 , INA592 , OPA191 I need to read several load cells that are excited by +12VDC and read the output using a BeagleBone Black Rev C, preferably with I2C. The Beagle's I2C bus operates…
    • Resolved

  • INA819: Output exception

    Part Number: INA819 Hi Sir : The input waveforms and peak values of the normal and abnormal modules are the same, but the peak value of the output waveform of the abnormal module is approximately three times that of the normal module, and the amplification…
    • Answered

  • INA819: Regarding selection of suitable bias resistors values.

    Resolved
    Part Number: INA819 Other Parts Discussed in Thread: INA121 Hello TI support, We have application where output impedance of the sensor (flow sensor) varies from 100Meg to 1Gohms. Common mode voltage can vary from 1V to 3V. Required accuracy for application…
    • Resolved
    • Answered

  • INA819: Output offset due to motor current.

    Resolved
    Part Number: INA819 I'm using 2X INA819, to read 2 load cells. The system contains also a motor, which installed in proximity with the circuit and LC. I noticed that whenever the motor is operated, even on low current, the amplifiers output has a triangular…
    • Resolved

  • INA819: Inquiry for replacement recommendation for ADI AD8497

    TI Thinks Resolved
    Part Number: INA819 Other Parts Discussed in Thread: ADS124S06 , ADS124S08 , LMT70 , TMP117 , TIPD209 Hello, My customer is looking for a replacement for the ADI AD8497. They are intended for use with K type thermocouples and must have Cold Junction…

  • INA819: Suitable devices recommendation

    TI Thinks Resolved
    Part Number: INA819 Tool/software: Hi expert, We want to promote TI's devices to replace AD8422ARZ (ADI), could you help to recommend TI's suitable devices? Thanks. ADI-AD8422.pdf Best Regards, Ryker
    • Answered

  • INA819: Assistance with signal amplification of electrode sensor

    Resolved
    Part Number: INA819 Other Parts Discussed in Thread: ADC121C027 , , INA826 , INA823 , LM2776 , INA818 Tool/software: Hello, I'm designing a circuit to amplify the signal from a electrode sensor, which presents two signals from a pair of electrodes in…
    • Resolved
    • 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…
    • Resolved
    • 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…
    • Resolved

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