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  1. LTSpice ( how to import a component ) | All About Circuits

    Apr 15, 2025 · Hello all, can someone give me a hand importing a bjt transistor pnp? I downloaded the file which is in .txt ( see the file ) At this point i dragged it into ltspice and what …

  2. LTSpice regulators - LM7812 and LM7912. - All About Circuits

    Aug 11, 2024 · Does anyone have an LTSpice component model/symbol combo for the LM7812 and LM7912 regulators or know of an equivalent component that's already in the library? TIA

  3. 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 …

  4. 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 …

  5. 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 …

  6. how to add OP amp 741 to LT spice - All About Circuits

    Aug 17, 2017 · hello everyone Can anyone tell me how to add OP amp 741 to LT spice simulation tool

  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. LTSPICE - How to specify capacitor initial condition

    Feb 13, 2010 · How do I specify the initial charge voltage of C4 like that of C3? Right clicks on C3 & C4 both popup the same menu with options like capacitance values and Rser(ESR). On C3, …

  9. 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 …

  10. Time-Controlled Switch in LTSpice - Forum for Electronics

    Jun 19, 2024 · Hello, so in the voltage regulator circuit below, I want to show in the simulation that circuit shows soft-start which I think can be done if the circuit is opened mid-simulation for …