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Showing 25 results View by: Thread Post Sort by

  • OPA4191: Looking for thermal specifications for WQFN package

    TI Thinks Resolved
    Part Number: OPA4191 Tool/software: OPA4191IRUM, WQFN package: there are no RthetaJC (or similar) specifications in the datasheet and I have not located any package data for this part on the forums. Is it possible to get this data? Pdiss(max) is also…

  • OPA4191: Connect the Thermal Pad

    Answer Suggested
    Part Number: OPA4191 Hello, where do I connect the thermal pad? Greeting

  • OPA4191: OPA4191IRUMR Thermal Pad Connection

    TI Thinks Resolved
    Part Number: OPA4191 Th QFN package of OPA4191 (MPN: OPA4191IRUMR) contains a thermal pad. As the datasheet, there is no information that whether shall we connect this thermal pad to negative supply (VSS) or leave it floating? Please help in providing…
    • Answered

  • OPA4191: OPA4191 in Filter Dezign Tool

    Resolved
    Part Number: OPA4191 Other Parts Discussed in Thread: OPA191 , OPA1678 , TINA-TI , TLV170 Dear sir, please, answer I made calculation in Filter Dezign Tool for band-pass filter, please, see attach. I set Fc=1873 Hz, but program made incorrect calculation…
    • Resolved
    • Answered

  • OPA4191: OPA4191 RUM

    Resolved
    Part Number: OPA4191 The data sheet for OPAx191 does not specify how the thermal pad of the WQFN-16 package option should be connected. Should it be grounded, floated, or connected to one of the supplies?
    • Resolved
    • Answered

  • OPA4191: protection on incorrect connection on output

    Resolved
    Part Number: OPA4191 Other Parts Discussed in Thread: TINA-TI Hi, I'm simulating a corrent loop isolated circuit with output settable between -20mA/+20mA, -10mA/+10mA or +20mA. The circuit is also used as a voltage generator by inserting a 500R shunt…
    • Resolved

  • OPA4191: DC bias diode in the input node is needed ?

    TI Thinks Resolved
    Part Number: OPA4191 Hi , As OPA4191 has high input impedance, does it require DC bias diode? In the datasheet, 8.3.1 says something that I don't need DC bias diode or it is something else? Regards, Jaehoon
    • Answered

  • OPA4191: RUM(WQFN) pacakge CAD (*.bxl) file

    Resolved
    Part Number: OPA4191 Hi, I would like to request the cad file of OPA4191IRUMR. It is not in the website or product folder. I am using Altium to design schematic. Thanks in advance.
    • Resolved
    • Answered

  • PGA, +/-10V output, attenuation down to 0.1

    Resolved
    Other Parts Discussed in Thread: DAC11001A , PGA202 , PGA103 , PGA280 , PGA281 , OPA4182 , OPA4191 , OPA1604 I am looking for a PGA for the output from DAC11001A to be able to output up to +/-10V, but also take a 5V output down to 0.5V. Do you have any devices…
    • Resolved

  • TLC2274: TLV2274 rail to rail consult.

    TI Thinks Resolved
    Part Number: TLC2274 Other Parts Discussed in Thread: OPA4191 , LM7705 TLV2274.TSC Hi teams, Hope you are doing well. I want to build a PV voltage sensing circuit with TLC2274. However, with simulation, I found that when with single power supply, output …
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