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  • LMP7721: Who supports LMP7721 and similar femtoampere amplifiers?

    Resolved
    Part Number: LMP7721 Tool/software: Hi, I have a customer looking for a femtoampere amp similar to AD4530-1. Who would be the correct amplifier team applications engineer to loop into an email? Best regards, Samiha PADC Applications Engineer
    • Resolved

  • LMP7721: heating of opamp encountered when providing power

    Part Number: LMP7721 Tool/software: Hi, I was facing the issue of the opamps heating when i just connect the power to it.I tried to test the functionality using it in non inverting mode and it did not show results. Also tried this with mutliple ics, the…

  • LMP7721: OPA928 and LMP7721: feedback cap

    TI Thinks Resolved
    Part Number: LMP7721 Tool/software: I have a trans-impedance circuit with 100M and 2G feedback. I was required to add a capacitor in a limited space. the value would be 1300pF (or 2700pf) and 560pF. I usually select polystyrene, which has been popular…
    • Answered

  • LMP7721:Current noise spectral density

    Resolved
    Part Number: LMP7721 Other Parts Discussed in Thread: OPA928 Tool/software: I am considering a TIA circuit. I am not sure whether to use the OPA928 or the LMP7721 op amp. I would like a graph of the current noise spectral density of the LMP7721 for consideration…
    • Resolved

  • LMP7721: Op Amp Eval Board Cleaning for Femptoamp Bias Currents: the link is not working.

    TI Thinks Resolved
    Part Number: LMP7721 Tool/software: 6] “Op Amp Eval Board Cleaning for Femptoamp Bias Currents,” Texas Instruments Corporation website, online video now available at: http://www.ti.com/general/docs/video/Gallery.tsp?bkg=dark&entryid=0_65zy5r36&lang…

  • LMP7721: LMP7721

    TI Thinks Resolved
    Part Number: LMP7721 Tool/software: Dear, My name is Yangyang Guan and I am from KU Leuven. I am currently conducting noise analysis on my device and interface circuit. Could you please provide me with the input-referred current noise spectrum density…

  • LMP7721: LMP7721 non-inverting input is not equal inverting input

    TI Thinks Resolved
    Part Number: LMP7721 Tool/software: hi, Dear PL engineer one thing need consult associated with LMP7721 as below. my customer want TI propose a circuit to testing x-ray energy. so I propose below charger amplifier. my customer then use LMP7721EVM board…
    • Answered

  • LMP7721: Non-inverting Amplifier Guard Trace Layout

    Resolved
    Part Number: LMP7721 Other Parts Discussed in Thread: LMP7715 Tool/software: Hello, I am using LMP7721 in a non-inverting amplifier configuration with a triaxial connector, as well as LMP7715 to create a guard ring. The triaxial guard and PCB guard…
    • Resolved
    • Answered

  • LMP7721: AN-1852 Designing With pH Electrodes

    Resolved
    Part Number: LMP7721 Tool/software: Hello there, i am designing pH meter and refering https://www.ti.com/lit/an/snoa529a/snoa529a.pdf?ts=1718298362490&ref_url=https%253A%252F%252Fwww.google.com%252F for reference. In the design given in this docum…
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    • Answered

  • LMP7721: Current sensing using

    Resolved
    Part Number: LMP7721 Other Parts Discussed in Thread: INA128 , INA226 , TINA-TI Hello everyone! I have a big problem regarding my schematics... To begin, I am trying to create a circuit that helps me measure the current on a Schottky diode that is polarized…
    • Resolved

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