https://reference.wolfram.com/system-modeler/libraries/Modelica/Modelica.Electrical.Analog.Sources.TableCurrent.html
Modelica: Electrical.Analog.Sources.TableCurrent - System Modeler Documentation
Current source by linear interpolation in a table
analog sourcessystem modelermodelicaelectricaldocumentation
https://reference.wolfram.com/system-modeler/libraries/Modelica/Modelica.Electrical.Analog.Sources.PulseCurrent.html
Modelica: Electrical.Analog.Sources.PulseCurrent - System Modeler Documentation
Pulse current source
analog sourcessystem modelermodelicaelectricaldocumentation
https://reference.wolfram.com/system-modeler/libraries/Modelica/Modelica.Electrical.Analog.Sources.SineCurrentVariableFrequencyAndAmplitude.html
Modelica: Electrical.Analog.Sources.SineCurrentVariableFrequencyAndAmplitude - System Modeler...
Sine current source with variable frequency and amplitude
analog sourcesmodelicaelectricalsystemmodeler