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  • OPA892: Offset voltage drift

    Resolved
    Part Number: OPA892 Dear Team, My customer is considering to use the OPA892, and is checking the electrical characteristics of it now. Can you please provide the offset drift (voltage, current) distribution data for the OPA892? OPA892 only contains…
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  • OPA892: Input voltage swinging problem

    Part Number: OPA892 Tool/software: Hello, I need to use the OPA 892D for building an amplifier circuit. My questions are listed below: 1. The datasheet does not provide sufficient information regarding how to determine the resistance value for input…
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  • OPA892: Gain less than 10V/V

    Resolved
    Part Number: OPA892 Tool/software: Hi expart, Can I use OPA892 by setting gain as 1V/V (or 1~9V/V)? Regards, Hiromu
    • Resolved

  • OPA892: Issues with AC Coupled TIA Circuit Design

    Part Number: OPA892 Tool/software: Hello, I am currently designing an AC-coupled TIA circuit for my application. Application Specifications: Transimpedance gain: ~40kΩ Signal bandwidth: 4–6 MHz optical signal To prevent saturation due to DC…

  • OPA892: Bias voltage dropping out

    TI Thinks Resolved
    Part Number: OPA892 Other Parts Discussed in Thread: OPA847 Tool/software: I am using the OAP 89s to act as a high gain transimpedance amplifier (50k ohm transimpedance gain with 0.3pf feedback cap) but am having some problems in biasing amplifier. …

  • RE: JFE2140: OPA892

    The forum seems picky on which type of files can be attached. I renamed my JFEx140.asy to JFEx140.asy.txt to allow attachment. I use the ASY file as the symbol and then the jfex140.lib as the model with the LTspice statement ".include jfex140.lib". …
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  • OPA892: Different frequency sinusoidal input signals to the amplifier give different output waveform distortions

    Resolved
    Part Number: OPA892 Other Parts Discussed in Thread: OPA891 Tool/software: The circuit schematic is shown below: The physical PCB board is shown below: The two RF connecting wires are used to test only the two-stage amplification constructed with…
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    • Answered

  • OPA892: How to analyze the phase margin of a TIA circuit including a buffer?

    Resolved
    Part Number: OPA892 Other Parts Discussed in Thread: THS3091 Tool/software: Hello, I am currently designing a TIA circuit with a bandwidth of approximately 10 MHz. The circuit is as follows: Previously, in a circuit without a buffer, I was able to…
    • Resolved

  • OPA891: OPA891 and OPA892

    Part Number: OPA891 Other Parts Discussed in Thread: OPA892 , , OPA2892 Hello Experts, This board will be used for designing a probe for measuring switching currents of a high-speed SOC. The input voltage range is expected as 250uV to 7.5mV. OPA891…
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  • OPA891: opa891 bandwidth issue

    Resolved
    Part Number: OPA891 Other Parts Discussed in Thread: OPA892 , OPA814 , OPA810 Hi TI expert The attachment shows the function of adder amplification. Vg2 is a 20 MHz sine wave . The bandwidth of opa891 is 180MHz. The simulation results show that the…
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