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  1. Can't rotate components in LTSpice | All About Circuits

    Dec 28, 2022 · Since yesterday I don't seem to be able to rotate or swap components in LTSpice using Crl+R or Ctrl-E. When I press those keys the component doesn't move. What might be happening …

  2. LTSpice model for LM393 - All About Circuits

    Jan 22, 2017 · Anyone know of a LTSpice model for the LM393? As I am sure you are aware the LM393, requires an external pullup. A native LTSpice model I grabbed at random does not seem to …

  3. Crystal controlled oscillator modelling in LTSpice

    Aug 24, 2024 · I am trying to model a 16 MHz crystal controlled oscillator in LTSpice. The attached circuit oscillates but I cannot see the output waveform spread out in the plotted output file. I have …

  4. Good tutorial how to create new model in ltspice

    Jun 7, 2021 · Hi everyone, I have been looking for some tutorial or book where I can find information how to create my own LTSpice model. I would like to understand what symbol in the model mean. …

  5. PMOS LTSpice issue - All About Circuits

    Mar 9, 2025 · Started clean by uninstalling ltspice, erasing all ltspice related folder in program files, documents, and mike\AppData\Local\LTSpice. reinstalled LTspice and added the FQP27P06 model …

  6. LTSpice - floating components? - All About Circuits

    Apr 24, 2025 · I have downloaded ltspice and built the circuit and it will not give me the same result as reality so that I am confident in simulations. I asked on analog devices and someone told me they …

  7. LTSpice - How to add new Diode - All About Circuits

    Mar 4, 2014 · I need to add a new Diode to LTSpice to perform some academic simulations but i don't know how to do it. Adding just a Spice Directive looks like it's not enough...

  8. General purpose CMOS Op Amp and PMOS & NMOS from LTSpice …

    May 4, 2025 · Hi, I want to run some simulations in LTSpice with op amps. Can anyone pls suggest any general purpose CMOS Op amp from the LTSpice library which I can use to try out circuits pls? On …

  9. OP AMP SIMULATION - LTSPICE - All About Circuits

    Dec 11, 2024 · I tried to simulation this op amp circuit in LTspice, but I dont really understand the pin V+ and V- of op amp, are these pins must be connected to an external dc source and the dc source …

  10. LTspice - How to simulate switches closing at different time

    Nov 16, 2020 · Hi guys! I need to model a RCL circuit with two switching that are closing at different time. How can I do it? I tried computing initial conditions but is very time consuming. Is there another …