Contents
How do I connect variable resistor in LTspice?
Try LTspice – Making a Variable Resistor
- Prepare voltage source V1 and set the node voltage.
- The voltage value of the voltage source V1 is assumed to be the resistance value.
- Set the value of resistor R1 to R = V(VR).
- Run the simulation by applying voltage source V2 (here, 5V) to the Tran analysis setup and resistance.
How do I get voltage source in Ltspice?
Add other components – Press “F2” or click the component button to insert a component. A “Select Component Symbol” window will open. Take a minute to browse through the list of available components. Note that sources are labeled as “current” and “voltage”.
How is LTspice used to control resistor value?
LTspice allows you to access simulation time value through the the internal variable “time” and use it to control resistor value. Case A in figure 1 shows an example where R= f (time) Resistance as a generic function of measured quantities
Is there a way to download LTspice tutorials?
Sometimes in your simulations you want to use a resistance that is varying with time or some other quantity, LTspice gives you different ways to do it. Let’s have a look at them. If you want to experiment with the circuits shown in the figures below while you are reading the tutorial they can be downloaded as a zip file here .
Can a temperature parameter be stepped in LTspice?
LTspice’s internally defined parameter “temp” (temperature) can be stepped as well. Case A and B in figure 2 shows an example where Rx is stepped linearly from 1 to 3 with a step increment of 1.
How to create a frequency dependent resistance in Excel?
NB2: The semicolon in front of the .step list command ( figure 2 ) prevents it from being executed during simulation thus it is possible to change the type of step by moving the semicolon in front of the command that you want to exclude. A frequency dependent resistance can be created using the Laplace command.