PNP
PNP transistor
Block Screenshot
Description
This model is a simple model of a bipolar PNP junction transistor according to Ebers-Moll.
Parameters
| 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
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