Search tips
Showing 234 results View by: Thread Post Sort by

  • OPA277: Output impedance of OPA277 at 300MHz

    TI Thinks Resolved
    Part Number: OPA277 Hello, this is Moon. I am currently using the OPA277 as a buffer. The datasheet provides the output impedance only up to 1 MHz, but I would like to know the output impedance around 200 MHz. My rough estimation is in the range of…
    • Answered

  • OPA277: OPA277

    Resolved
    Part Number: OPA277 Tool/software: Please check the below part, we received marking - not sure it's correct marking. CPN: COB24-205189-277 PO SPO016220 Assembly site code : A = ? Assembly site code : K = ? Spec datasheet: OPA 277U A…
    • Resolved
    • Answered

  • OPA277: Noise calculator excel

    Resolved
    Part Number: OPA277 I downloaded the Noise Calculator from the TI website to calculate the noise of a non-inverting amplifier. I also watched the TI Precision Labs Noise videos. In the video, it is explained that to obtain the output noise voltage,…
    • Resolved

  • OPA277: OPA277P - OFFSET TRIM VS OFFSET NULL PIN

    TI Thinks Resolved
    Part Number: OPA277 Could you clarify the difference between the OPA277P’s two “ Offset Trim ” pins and a traditional “ Offset Null ” pin? Specifically, are “offset trim” and “offset null” equivalent terms that can be used interchangeably on schematic…
    • Answered

  • OPA277: Behavior of a voltage follower with a floating non-inverting input

    Resolved
    Part Number: OPA277 Hi exparts, Could you tell me the behavior of a voltage follower circuit of OPA277 with non-inverting input? Settle at a certain voltage, become undefinded, or oscillate and so on. Regards, Hiromu
    • Resolved
    • Answered

  • OPA277: OPA277 or LM741

    Resolved
    Part Number: OPA277 How would you test for this op amp's open loop output impedance vs frequency and dc physically? Are the inductor and capacitor there only for simulation or are small values needed in real life? And how would you apply a current …
    • Resolved
    • Answered

  • LMH6704: LMH6704 Beyond CMIR Behavior and OPA277 Offset Injection Undershoot in High-Speed TIA

    Resolved
    Part Number: LMH6704 Other Parts Discussed in Thread: OPA277 , , OPA855 Hello, I’d like to ask about two TI op amps (LMH6704 and OPA277) and some behaviors I’m observing. There are two main questions. Common system / measurement information - Supply…
    • Resolved

  • OPA277: Suitable devices recommendation

    TI Thinks Resolved
    Part Number: OPA277 Tool/software: Hi expert, We want to promote TI's devices to replace OP177GSZ-REEL7 (ADI), could you help to recommend TI's suitable devices? Thanks. ADI-OP177.pdf Best Regards, Ryker

  • OPA277: OPA277UA/OPA277UA/2K5

    TI Thinks Resolved
    Part Number: OPA277 Tool/software: Hello, We received the part OPA277UA/2K5 from DIGIKEY but the marking is OPA277U K instead of OPA277UA. Can you please let me know what is the “K” and “A” represents In the MPN ? Thank you in advance Best re…
    • Answered

  • OPA277: The SR of OPA277

    Resolved
    Part Number: OPA277 Other Parts Discussed in Thread: OPA211 , OPA210 When testing the slew rate of OPA277, I found that when the output voltage is the same, the input signal is 10V, the SR of the circuit with G=1 is greater than the SR of the circuit…
    • Resolved

Didn't find what you are looking for? Post a new question.