Search tips
Showing 17 results View by: Thread Post Sort by
    Answered

  • OPA3S2859-EP: OPA3S2859-EP harmonic distortion specs

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: ADS52J65 , OPA855-Q1 , OPA3S2859 Dear Support team, While reading through the OPA3S2859-EP datasheet, I did not see specs included for second and third order harmonic distortion (HD2/HD3)…
    • Resolved
    • Answered

  • OPA3S2859-EP: OPA3S2859-EP: Clarification for datasheet specs

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: OPA3S2859 Hello TI experts, I'm interested in using in the OPA3S2859 but need a few clarifications based on the datasheet specs: Question 1 . The datasheet is referring to three internal…
    • Resolved
    • Answered

  • OPA3S2859-EP: OPA3S2859-EP

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: OPA3S2859 , TINA-TI Hi, I have built the board according ref design. 10k, 100k branches work as expected but 1k branch oscillates at 80 MHz. If I input 500 kHz current I have this signal…
    • Resolved

  • OPA3S2859-EP: Input Current Noise Specification?

    TI Thinks Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: OPA3S2859 , OPA859 Hello, What is the input current-noise specification for the OPA3S2859? We were unable to locate it in the datasheet and want to understand it's contribution to the overall…
    • Answered

  • OPA3S2859-EP: OPA3S2859-EP

    Resolved
    Part Number: OPA3S2859-EP Hi, I just got a new board with OPA3S2859-EP. I do not see output on VOUT_A p19 when I put 20mV from 50 Ohm signal generator at 500 kHz I use single pole power supply of 5V. INA+ and INB+ connected to 2.5V with bypass cap. There…
    • Resolved
    • Answered

  • OPA3S2859-EP: OPA3S2859-EP

    Resolved
    Part Number: OPA3S2859-EP Other Parts Discussed in Thread: TINA-TI Hi I checked three boards and all behave the same wave: SEL0 SEL1 0 0 high gain Rfb 100k 0 1 lower gain Rfb 10k 1 0 oscillation Rfb 1k This is the picture of the output. …
    • Resolved

  • OPA3S2859-EP: Getting 600 mV output Voltage and 120 mA current all the time

    Part Number: OPA3S2859-EP Hello, This is my first time posting in this forum. I am attempting to design a high-speed transimpedance amplifier circuit using the schematic provided in the datasheet. However, after assembling all the components, the…

  • OPA3S2859-EP: Using the COM_A input vs INA

    Part Number: OPA3S2859-EP Page 1 of the datasheet shows the OPA3S2850 used as transimpedance amplifier with a photo diode connected at the COM_A input and hence allowing the selection of LO, MID and HI gain by programming the internal switches. So far…

  • OPA3S2859-EP: TIA: Gain switching Saturation Issue

    TI Thinks Resolved
    Part Number: OPA3S2859-EP Hi, We are using the OPA3S2859-EP for our application. Earlier I had created a thread to discuss about the switching options and simulation results. We mad our own board now and whenever we a provide a pulse, Output will…
    • Answered

  • OPA3S2859-EP: Output of the amplifier problem. The voltage is between 100 mV and 600mV max.

    Resolved
    Part Number: OPA3S2859-EP Hi, I have a problem with the OPA3S2859-EP (Programmable Gain Transimpedance Amplifier) device. The configuration used is the one shown in the figure where: Vin=+5V -Vbias=-5V Supply voltage (VS+ - VS-)= 5V - 0V Output…
    • Resolved

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