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  • OPA855DSGEVM: OPA855DSGEVM

    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA858 , OPA855 Tool/software: I am using the OPA855 in a TIA circuit. The input is a capacitive sensor with a capacitance of approximately 50pf with resulting currents estimated around 50pAmps…

  • OPA855DSGEVM: Current flowing In+ node in testing OPA855DSGEVM

    TI Thinks Resolved
    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA855 Tool/software: I am testing OPA855DSGEVM as TIA presented in the OPA855 datasheet. Supply voltages are connected in single-supply mode, VCC is set to 5V positive supply voltage, and VEE…

  • OPAMP-NOISECALC: Requesting OPA855DSGEVM STEP file

    TI Thinks Resolved
    Part Number: OPAMP-NOISECALC Other Parts Discussed in Thread: OPA855DSGEVM Hello Could you please send STEP file(CAD file) for the OPA855DSGEVM, as I am trying to incorporate in my design. Regards
    • Answered

  • OPA855DSGEVM: Help with test measurement setup according to User's Guide

    Resolved
    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA858DSGEVM , Tool/software: Hi there, I recently purchased a OPA855DSGEVM and OPA858DSGEVM to evaluate the amplifier. For both boards, I have the following setup Vcc = +2.5V GND = 0…
    • Resolved

  • OPA855DSGEVM: Layout a PCB with 4 OPA855, how to handle the power plane or layers

    TI Thinks Resolved
    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA855 I am designing a board with 4 OPA855 on a 4 layer board. Looking at the evaluation board layout, it split the power plane and used the upper half for the positive(VS+) and the bottom…
    • Answered

  • OPA855DSGEVM: Gerber file issues

    Resolved
    Part Number: OPA855DSGEVM Hey there, I am about to design an OPAmp TIA board with the OPA8551. I have found the gerber files here and a wanted to double-check my own design with them. Unfortunately, I do not quite understand on which copper layers the…
    • Resolved

  • OPA855DSGEVM: Power and Resistor Value

    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA855 , OPA859 , OPA856 , OPA861 , TLV3603E Hello E2E Experts, Good day. I am interested in powering a laser diode. It is a simple design, I have a clock generator that outputs +7dBm of power…

  • OPA855DSGEVM: Discrepancy between the measured gain bandwidth of OPA855 Evaluation Board and the product manual

    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA855 Hi, team, We bought an OPA855 evaluation board from TI and built a circuit network based on Page 8 of the product manual (VS+ = 2.5 V, VS– = –2.5 V, VIN+ = 0 V, RF = 453 Ω, Gain = 7…

  • OPA855DSGEVM: offset voltage effected by capacitor on IN+

    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA855 , Dear team, When we try to develop our own EVM to evaluate the performance of OPA855 in our TOF Lidar application, we found that the measurement results of offset voltage is very easy…
    • Answered

  • OPA855DSGEVM: CE/EU Declaration of Conformity (aka EU DoC) required

    Resolved
    Part Number: OPA855DSGEVM Other Parts Discussed in Thread: OPA858DSGEVM , OPA855 Hi Please can you provide the CE/EU Declaration of Conformity for OPA855DSGEVM? The product shows it bears the CE mark however the declaration is not available on the T…
    • Resolved

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