Modelica.Electrical.Spice3.Internal.Rsemiconductor

Information

This package Rsemiconductor contains functions and records with data of the semiconductor resistor model.

Extends from Modelica.Icons.Package (Icon for standard packages).

Package Content

Name	Description
ResistorParams	Resistor device parameters
ResistorModelLineParams	Record for Diode model line parameters
ResistorVariables	Variables for the diode model
resistorRenameParameters	Technology parameter renaming
resistorRenameParametersDev	Device parameter renaming
resistorInitEquations	Initial calculation

Modelica.Electrical.Spice3.Internal.Rsemiconductor.ResistorParams

Information

This record contains the device parameters that are used for the resistor model in SPICE3.

Modelica definition

record ResistorParams "Resistor device parameters"

    Modelica.SIunits.Resistance m_dResist( start=1000) 
    "Device is a resistor model";
    Real m_dResIsGiven "Resistance is given value";
    Modelica.SIunits.Length m_dWidth( start=0) "Width";
    Real m_dWidthIsGiven "Width is given value";
    Modelica.SIunits.Length m_dLength "Length";
    Real m_dLengthIsGiven "Length is given value";
    Boolean m_bSensResist( start = false) 
    "flag to request sensitivity WRT resistance";
    Modelica.SIunits.Temp_C m_dTemp(start = 27) "Resistor device temperature";

end ResistorParams;

Modelica.Electrical.Spice3.Internal.Rsemiconductor.ResistorModelLineParams

Information

This record contains the model line (also called model card) parameters that are used for the resistor model in SPICE3.

Modelica definition

record ResistorModelLineParams 
  "Record for Diode model line parameters"

    Modelica.SIunits.Conversions.NonSIunits.FirstOrderTemperaturCoefficient
    m_dTC1 "First order temp, coefficient";
    Modelica.SIunits.Conversions.NonSIunits.SecondOrderTemperaturCoefficient
    m_dTC2 "Second order temp, coefficient";
    Modelica.SIunits.Resistance m_dRsh "Sheet resistance";
    Real m_dRshIsGiven;
    Modelica.SIunits.Length m_dDefW "Default device width";
    Modelica.SIunits.Length m_dNarrow "Narrowing of resistor";
    Modelica.SIunits.Temp_C m_dTnom "Parameter measurement temperature";

end ResistorModelLineParams;

Modelica.Electrical.Spice3.Internal.Rsemiconductor.ResistorVariables

Information

This record contains the model variables that are used for the resistor model in SPICE3.

Modelica definition

record ResistorVariables "Variables for the diode model"
 Modelica.SIunits.Length m_dWidth;
 Modelica.SIunits.Length m_dLength;
 Modelica.SIunits.Resistance m_dResist;
 Modelica.SIunits.Conductance m_dConduct;
 Modelica.SIunits.Temp_C m_dCond_dTemp;
end ResistorVariables;

Modelica.Electrical.Spice3.Internal.Rsemiconductor.resistorRenameParameters

Information

This function assigns the external (given by the user, e.g., N) technology parameters to the internal parameters (e.g., m_emissionCoeff). It also does the analysis of the IsGiven values.

Inputs

Type	Name	Default	Description
ModelcardR	ex		Modelcard with technologie parameters
SpiceConstants	con		Spice constants

Outputs

Type	Name	Description
ResistorModelLineParams	intern	Output record with resistor model line parameters

Modelica definition

function resistorRenameParameters "Technology parameter renaming"

input ModelcardR ex "Modelcard with technologie parameters";
input SpiceConstants con "Spice constants";

output ResistorModelLineParams intern 
    "Output record with resistor model line parameters";

algorithm 
  intern.m_dTC1 := ex.TC1;
  intern.m_dTC2 := ex.TC2;

  intern.m_dRshIsGiven := if (ex.RSH > -1e40) then 1 else 0;
  intern.m_dRsh := if (ex.RSH > -1e40) then ex.RSH else 0;

  intern.m_dDefW := ex.DEFW;
  intern.m_dNarrow := ex.NARROW;
  intern.m_dTnom := if (ex.TNOM > -1e40) then ex.TNOM + SpiceConstants.CONSTCtoK else 
          300.15;

end resistorRenameParameters;

Modelica.Electrical.Spice3.Internal.Rsemiconductor.resistorRenameParametersDev

Information

This function assigns the external (given by the user, e.g., AREA) device parameters to the internal parameters (e.g., m_area). It also does the analysis of the IsGiven values.

Inputs

Type	Name	Default	Description
Resistance	R		Resistance [Ohm]
Length	W		Width [m]
Length	L		Length [m]
Temp_C	TEMP		Temperature [degC]
Boolean	SENS_AREA		Parameter for sensitivity analyses, not implemented yet
SpiceConstants	con		Spice constants

Outputs

Type	Name	Description
ResistorParams	intern	Output record with resistor parameters

Modelica definition

function resistorRenameParametersDev "Device parameter renaming"

  input Modelica.SIunits.Resistance R "Resistance";
  input Modelica.SIunits.Length W "Width";
  input Modelica.SIunits.Length L "Length";
  input Modelica.SIunits.Temp_C TEMP "Temperature";
  input Boolean SENS_AREA 
    "Parameter for sensitivity analyses, not implemented yet";

 input SpiceConstants con "Spice constants";

 output ResistorParams intern "Output record with resistor parameters";

algorithm 
   intern.m_dResIsGiven := if 
                             (R > -1e40) then 1 else 0;
   intern.m_dResist := if 
                         (R > -1e40) then R else 0;

   intern.m_dWidthIsGiven := if 
                               (W >-1e40) then 1 else 0;
   intern.m_dWidth := if 
                        (W > -1e40) then W else 0;

   intern.m_dLengthIsGiven := if 
                               (L >-1e40) then 1 else 0;
   intern.m_dLength := if 
                        (L > -1e40) then L else 0;
   intern.m_bSensResist := SENS_AREA;
  intern.m_dTemp := if (TEMP > -1e40) then TEMP + SpiceConstants.CONSTCtoK else 
          300.15;

end resistorRenameParametersDev;

Modelica.Electrical.Spice3.Internal.Rsemiconductor.resistorInitEquations

Information

In this function some initial calculations for the resistor model are done, especially concerning the handling of the breakthrough voltage.

Inputs

Type	Name	Default	Description
ResistorParams	in_p		Input record with resistor parameters
ResistorModelLineParams	in_p2		Input record with resistor model line parameters

Outputs

Type	Name	Description
ResistorVariables	out	Output record with resistor variables

Modelica definition

function resistorInitEquations "Initial calculation"
 input ResistorParams in_p "Input record with resistor parameters";
 input ResistorModelLineParams in_p2 
    "Input record with resistor model line parameters";
 output ResistorVariables out "Output record with resistor variables";

algorithm 
out.m_dWidth := in_p.m_dWidth;
  if ( in_p.m_dResIsGiven < 0.5) then
      if (abs(in_p.m_dLength)>1e-8) and (abs(in_p2.m_dRsh)>1e-25) then
          if (not (in_p.m_dWidthIsGiven > 0.5)) then
              out.m_dWidth :=in_p2.m_dDefW;
          end if;

      (out.m_dResist) :=
        Modelica.Electrical.Spice3.Internal.Functions.resDepGeom(
              in_p2.m_dRsh,
              out.m_dWidth,
              in_p.m_dLength,
              in_p2.m_dNarrow);
       else
            out.m_dResist :=1000;
       end if;
  end if;
  if 
    (in_p.m_dResist < 1e-12) and (in_p.m_dResIsGiven > 0.5) then
      out.m_dResist :=1e-12;
  end if;
 if (in_p.m_dResist > 1e-12) and (in_p.m_dResIsGiven > 0.5) then
    out.m_dResist := in_p.m_dResist;
 end if;

end resistorInitEquations;