SPICE-Simulation using LTspice IV

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1SPICE- simulation usingLTspice IV Tutorial for successful simulation of electronic circuits with the free full version of LTspice IV (before named SwitcherCAD ), available at Linear Technologies ( ). Version by Gunthard Kraus, Elektronikschule Tettnang, Germany,Guest Lecturer at the DHBW (Duale Hochschule Baden-Wuerttemberg), Friedrichshafen, Germany Email: or ~krausgDecember 15th, 2010 2Contents Page1. Introduction 5 2. Installation 5 3. Exercises with the included Example Astable Multivibrator 5 using Schematic and simulation 5 Presentation of simulation Results 7 Deleting Curves 8 Changing Curve Colours 9 Changing the simulation Time 10 Changing Current- or Voltage Ranges

10.2.2. Simulation using the selfmade OPA355 Subcircuit Model 64 10.3. Usage of Labels 67 11. Project 7: DC-DC Converters 69 11.1. Model for the Power-MOSFET „IRFZ44N“ 69 11.2. The Step Up Converter 71 11.3. The Flyback Converter 73 11.4.

  Model, Simulation