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  • OPA1688: load issue

    TI Thinks Resolved
    Part Number: OPA1688 Other Parts Discussed in Thread: OPA1622 , Tool/software: Hi ti team， When the OPA1622 operates at a volume level of -4dB with no load: The OPA1688 has an input voltage of 1.173 V and a THD+N (Total Harmonic Distortion + Noise…

  • OPA1688: The new design for audio amplifier

    TI Thinks Resolved
    Part Number: OPA1688 Tool/software: Hi, We need to choose the audio amplifier for the c ustomer customization requirements, and they consider to use the Line out 5V RMS@ 100ohm, the load power is about 500mW; the OPA1688 is not available for our design…

  • OPA1688: Substrate PAD of 2 package

    TI Thinks Resolved
    Part Number: OPA1688 Tool/software: Hi expert, Is there an exposed substrate pad on the bottom of the OPA1688 SOIC-8 package? Can the WSON-8 substrate PAD be connected to GND?
    • Answered

  • OPA1688: Simulation model clipping

    Resolved
    Part Number: OPA1688 Tool/software: I am using the simulation model for OPA1688ID rev E, when I put it in voltage follower configuration I get clipping at 3V with a 5V supply, is this supposed to happen?
    • Resolved

  • OPA1688: Single and Differential OPAMPs for MEMS MIC output

    TI Thinks Resolved
    Part Number: OPA1688 Other Parts Discussed in Thread: OPA1678 , OPA1637 , , OPA344 Tool/software: Hi Team, Customer is trying to design the OPAMPs circuit for MEMS MIC output, and they are looking for a lot of OPAMPs for this design. So please review…
    • Answered

  • OPA2172: OPA2172 vs OPA1688 headphone amp performance

    Resolved
    Part Number: OPA2172 Other Parts Discussed in Thread: OPA1688 , Hi, i read the OPA1688 is very close to the OPA2172. in an output buffer application for an headphone amp, can I expect the same results with the 2172 compare to the 1688 when driving…
    • Resolved
    • Answered

  • OPA1652: OPA1652 VS OPA1688

    Resolved
    Part Number: OPA1652 Other Parts Discussed in Thread: OPA1688 Hi TIer What about the different between OPA1652 and OPA1688. Is these two chip can drop in replace by each other? If can not , which parameter we need pay more attention to ? Thank…
    • Resolved
    • Answered

  • OPA1688: Current-generator stage oscillates, but not in simulation

    Resolved
    Part Number: OPA1688 Other Parts Discussed in Thread: OPA992 , TINA-TI Hi, I developed a current-generator stage using the OPA1688 device. The goal is to generate a current proportional to a analog voltage I can control. The current is driven to a 60…
    • Resolved

  • OPA1688: Drift in DC output of a precision full-wave rectifier

    TI Thinks Resolved
    Part Number: OPA1688 Other Parts Discussed in Thread: OPA210 , OPA192 Hi everyone, I'm utilizing a precision full-wave rectifier ( www.ti.com/.../tidu030.pdf using OPA1688 and CUS10S40H3F) with post amplification ( non-inverting opamp using OPA210) to…
    • Answered

  • OPA1688: Is the OPA1689 still enroute to release?

    Resolved
    Part Number: OPA1688 Almost done with the updates from 2015 forward, another one that shows up in a datasheet with no web folder, If the OPA1689 is almost there, what is the min 1k price in the web folder, This was from some time ago, https://e2e…
    • Resolved

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