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  • OPA690: Unstable behavior of active filter amplifier using OPA690

    Part Number: OPA690 Tool/software: I am trying to design an amplifier with a second order active filter using OPA690 in a standard configuration shown below. The configuration is similar to the one given in the datasheet of OPA690. If the amplitude…
    • Answered

  • OPA690: Electrical characteristics when supplying the OPA690 with single supply +10V

    Resolved
    Part Number: OPA690 Other Parts Discussed in Thread: TINA-TI Tool/software: Dear TI support Team. I intend to use the OPA690 with a single supply of +10V. The application is 10MHz square signal to sine wave conversion. The filtering is done with…
    • Resolved
    • Answered

  • OPA690: OPA690 - explain the lines above and below the letters and the difference between the two components below

    Resolved
    Part Number: OPA690 Tool/software: Hi, Can you please explain what do the lines above and below the letters mean? what is the difference between the two components below? Thank you!
    • Resolved

  • OPA690: Driver for a laser diode on OPA690

    Part Number: OPA690 Other Parts Discussed in Thread: OPA357 , , LMH13000 Tool/software: Hello team. I have built a driver for a laser diode on OPA690. The control signal is a sine wave 40 kHz, 1.8 V. The thing is that at the output there is only a…

  • OPA690: Regarding the OPA690 design

    TI Thinks Resolved
    Part Number: OPA690 Tool/software: Hi Team, We are currently using OPA690 part in our design. please find the attached schematic design , Here , do we need to keep the disable pin open or to connect to VCC? which is better in performance. Please…

  • OPA690: How to apply OPA690 in load control design?

    Part Number: OPA690 Other Parts Discussed in Thread: TINA-TI Tool/software: HI TI, Currently, I need to design a circuit that can accurately control the load current range and load current slope. How should I use OPA690 to achieve this? Specifically…

  • OPA690: Amplifier

    Part Number: OPA690 Tool/software: I am using OPA690 as summing amplifier with gain -1, will this design work? We gave pull up resistor for disable pin so op amp can work in normal condition, is it correct?
    • Answered

  • OPA690: Question about gain.

    Resolved
    Part Number: OPA690 Other Parts Discussed in Thread: OPA2690 Tool/software: Hi, I want to use OPA2690 op amp in my circuit. I will be giving 12 inputs of 200mV each, which will be summed up to get 2.4V as output. But I want to reduce the gain such that…
    • Resolved
    • Answered

  • OPA690: Designing band pass with opa690

    Resolved
    Part Number: OPA690 Other Parts Discussed in Thread: TMS3705 , Hello Team, We have a requirement that base on the TMS3705 circuit, we need to add a filtered circuit to filter out waveforms below 110Khz and above 139Khz.PN:OPA690IDBVT Do you have…
    • Resolved

  • OPA690: Help with Hardware Comparator Design for Hall Sensor Signal without Negative Supply.

    Part Number: OPA690 Other Parts Discussed in Thread: TINA-TI , TLV3541 , OPA357 , OPA354 Tool/software: Hi, I’m currently designing a hardware comparator circuit that generates a fault signal to the MCU based on current thresholds. The input to this…

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