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  • OPA656: I want to check the specs of OPA656U/2K5 and OPA656UB/2K5

    Resolved
    Part Number: OPA656 Other Parts Discussed in Thread: OPA814 , Hi TI team, I noticed something strange when it checked the Datasheet. www.ti.com/.../opa656.pdf OPA656UB/2K5 is a Hi-Grede model of OPA656U/2K5, but the spec below seems like OPA656UB…
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    • Answered

  • OPA656: About 'Acl (MHz) 500' on the product page

    Resolved
    Part Number: OPA656 Hi, On the OPA656's page, it states: GBW (typ) (MHz) 230 BW at Acl (MHz) 500 Why BW > GBW? How 500MHz derived here? Thanks. 即刻收集 即刻收集
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  • OPA656: Amplifier runs very hot

    TI Thinks Resolved
    Part Number: OPA656 Hello. I have designed in the OPA656N amplifier and am quite pleased with the performance. Except for the excessive heat generated by the part. We are entering production and I am under a great deal of pressure to get this solved…
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  • OPA656: opa656 simulation error

    Resolved
    Part Number: OPA656 Other Parts Discussed in Thread: PSPICE-FOR-TI The simulation prompts an error, what should I do? See the attachment for the simulation program. , test-opa656.rar
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  • OPA656: Floating inputs and output

    Answer Suggested
    Part Number: OPA656 Hello, My customer was using a few different configurations of a PCB and had a situation where the passives around the OPA656 (R2, C10, and R5) were not populated, but the device was populated and supplied with ±5V. On one board…

  • OPA656: OPA656 oscillation

    Part Number: OPA656 Hi, Have the below circuit with OPA656, without or with input, have the below interesting issue. ----30M oscillation when C34 is 220pf, Oscillation disappear when C34 is 12pf. Why? Change R35 can't help. --I select other FET…

  • OPA656: OPA656N Usage description and analysis requirements

    TI Thinks Resolved
    Part Number: OPA656 TI brand chips, OPA656N and SOT23-5 are used in one board of our batch products; The principle is shown in the figure below: When a batch of boards are used, the instrument test performance is poor, as shown in the figure below…

  • OPA656: Transimpedance amplifier

    TI Thinks Resolved
    Part Number: OPA656 Other Parts Discussed in Thread: OPA657 , LMH6609 Hi Experts, Good day. Seeking your advise on this. I am having problems with your OPA656 transimpedance amplifier. I am using the amplifier as a convertor for a photodiode. The…
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  • OPA692: Using of OPA656 in a noninverting level shift circuit

    Resolved
    Part Number: OPA692 Other Parts Discussed in Thread: OPA656 , TINA-TI Thanks for your suggestion in the previous answer. The rise time of my signal is 30 ns and OPA656 looks very good for my application. I also tried to use it for a level shift. I defined…
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  • OPA656: Why does the working temperature rise to around 50C?

    Resolved
    Part Number: OPA656 Other Parts Discussed in Thread: OPA657 , Hi I'm testing a tanspidence circuit and find that the temperature at the case of OPA657/OPA656 rises to around 51~52C. The ambient temperature is around 25C. The OPAmp is supplied by…
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