PNP

PNP transistor

Block Screenshot

Contents

• `PNP transistor`_ +

  • Palette
  • Description
  • Dialog box
  • Default properties
  • Interfacing function
  • Modelica model
  • See also

Palette

• Electrical.cosf - Electrical toolbox

Description

This model is a simple model of a bipolar PNP junction transistor according to Ebers-Moll.

Dialog box

Parameter Default value Description Bf 50 Forward beta Br 0.1 Reverse beta Is 1.e-16 Transport saturation current [A] Vak 0.02 Early voltage (inverse), 1/Volt [1/V] Tauf 0.12e-9 Ideal forward transit time [s] Taur 5e-9 Ideal reverse transit time [s] Ccs 1e-12 Collector- substrat(ground) cap. [F] Cje 0.4e-12 Base-emitter zero bias depletion cap. [F] Cjc 0.5e-12 Base-coll. zero bias depletion cap. [F] Phie 0.8 Base-emitter diffusion voltage [V] Me 0.4 Base-emitter gradation exponent Phic 0.8 Base-collector diffusion voltage [V] Mc 0.333 Base- collector gradation exponent Gbc 1e-15 Base-collector conductance [S] Gbe 1e-15 Base-emitter conductance [S] Vt 0.02585 Voltage equivalent of temperature [V] EMin -100 if x < EMin, the exp(x) function is linearized EMax 40 if x > EMax, the exp(x) function is linearized

Default properties

• Inputs :

  • Modelica variable name : ‘B’ Implicit variable.

• Outputs :

  • Modelica variable name : ‘C’ Implicit variable.
  • Modelica variable name : ‘E’ Implicit variable.

• Parameters :

  • Modelica parameter name : ‘Bf’ Default value : 50 Is a state variable : no.
  • Modelica parameter name : ‘Br’ Default value : 0.1 Is a state variable : no.
  • Modelica parameter name : ‘Is’ Default value : 0 Is a state variable : no.
  • Modelica parameter name : ‘Vak’ Default value : 0.02 Is a state variable : no.
  • Modelica parameter name : ‘Tauf’ Default value : 1.200E-10 Is a state variable : no.
  • Modelica parameter name : ‘Taur’ Default value : 5.000E-09 Is a state variable : no.
  • Modelica parameter name : ‘Ccs’ Default value : 1.000E-12 Is a state variable : no.
  • Modelica parameter name : ‘Cje’ Default value : 4.000E-13 Is a state variable : no.
  • Modelica parameter name : ‘Cjc’ Default value : 5.000E-13 Is a state variable : no.
  • Modelica parameter name : ‘Phie’ Default value : 0.8 Is a state variable : no.
  • Modelica parameter name : ‘Me’ Default value : 0.4 Is a state variable : no.
  • Modelica parameter name : ‘Phic’ Default value : 0.8 Is a state variable : no.
  • Modelica parameter name : ‘Mc’ Default value : 0.333 Is a state variable : no.
  • Modelica parameter name : ‘Gbc’ Default value : 1.000E-15 Is a state variable : no.
  • Modelica parameter name : ‘Gbe’ Default value : 1.000E-15 Is a state variable : no.
  • Modelica parameter name : ‘Vt’ Default value : 0.02585 Is a state variable : no.
  • Modelica parameter name : ‘EMinMax’ Default value : 40 Is a state variable : no.

• File name of the model : PNP

Interfacing function

• SCI/modules/scicos_blocks/macros/Electrical/PNP.sci

Modelica model

• SCI/modules/scicos_blocks/macros/Electrical/PNP.mo

See also

• NPN - NPN transistor