Analog.ZDiode

This component extends from OnePort This component extends from ConditionalHeatPort

Usage

TranslatedComponents.Analog.ZDiode(T=293.15, Ids=1.0e-6, Vt=0.04, Maxexp=30, R=100000000, Bv=5.1, Ibv=0.7, Nbv=0.74)

Parameters:

Name	Description	Units	Default value
useHeatPort	= true, if heatPort is enabled	–	false
T	Fixed device temperature if useHeatPort = false	K	293.15
Ids	Saturation current	A	0.000001
Vt	Voltage equivalent of temperature (kT/qn)	V	0.04
Maxexp	Max. exponent for linear continuation	–	30
R	Parallel ohmic resistance	Ω	100000000
Bv	Breakthrough voltage = Zener- or Z-voltage	V	5.1
Ibv	Breakthrough knee current	A	0.7
Nbv	Breakthrough emission coefficient	–	0.74

Connectors

• p - This connector represents an electrical pin with voltage and current as the potential and flow variables, respectively. (Pin)

• n - This connector represents an electrical pin with voltage and current as the potential and flow variables, respectively. (Pin)

• heatPort - Thermal port for 1-dim. heat transfer

This component is translated by DyadAI (HeatPort)

Variables

Name	Description	Units
v	Voltage drop of the two pins (= p.v - n.v)	V
i	Current flowing from pin p to pin n	A
LossPower	Loss power leaving component via heatPort	W
T_heatPort	Temperature of heatPort	K

Behavior

$$\begin{array}{rl}v\left(t\right)& =\mathtt{p}\mathtt{.}\mathtt{v}\left(t\right)-\mathtt{n}\mathtt{.}\mathtt{v}\left(t\right)\\ 0& =\mathtt{n}\mathtt{.}\mathtt{i}\left(t\right)+\mathtt{p}\mathtt{.}\mathtt{i}\left(t\right)\\ i\left(t\right)& =\mathtt{p}\mathtt{.}\mathtt{i}\left(t\right)\\ i\left(t\right)& =ifelse(v\left(t\right)>\mathtt{Maxexp}\mathtt{Vt},\frac{v\left(t\right)}{R}+\mathtt{Ids}(-1+(1-\mathtt{Maxexp}+\frac{v\left(t\right)}{\mathtt{Vt}})e^{\mathtt{Maxexp}}),ifelse(\mathtt{Bv}+v\left(t\right)<-\mathtt{Maxexp}\mathtt{Nbv}\mathtt{Vt},-\mathtt{Ids}+\frac{v\left(t\right)}{R}-\mathtt{Ibv}(1-\mathtt{Maxexp}+\frac{-\mathtt{Bv}-v\left(t\right)}{\mathtt{Nbv}\mathtt{Vt}})e^{\mathtt{Maxexp}},\frac{v\left(t\right)}{R}-\mathtt{Ibv}{e}^{\frac{-\mathtt{Bv}-v\left(t\right)}{\mathtt{Nbv}\mathtt{Vt}}}+\mathtt{Ids}(-1+e^{\frac{v\left(t\right)}{\mathtt{Vt}}})))\\ \mathtt{LossPower}\left(t\right)& =v\left(t\right)i\left(t\right)\\ \mathtt{T}\mathtt{\_}\mathtt{heatPort}\left(t\right)& =T\end{array}$$

Source

component ZDiode
  extends OnePort
  extends ConditionalHeatPort(T = 293.15)
  # Saturation current
  parameter Ids::Dyad.Current = 1.0e-6
  # Voltage equivalent of temperature (kT/qn)
  parameter Vt::Dyad.Voltage = 0.04
  # Max. exponent for linear continuation
  parameter Maxexp::Real(final min = 1e-10) = 30
  # Parallel ohmic resistance
  parameter R::Dyad.Resistance = 100000000
  # Breakthrough voltage = Zener- or Z-voltage
  parameter Bv::Dyad.Voltage = 5.1
  # Breakthrough knee current
  parameter Ibv::Dyad.Current = 0.7
  # Breakthrough emission coefficient
  parameter Nbv::Real = 0.74
relations
  i = (v > Maxexp * Vt) ? (Ids * (exp(Maxexp) * (1 + v / Vt - Maxexp) - 1) + v / R) : ((v + Bv) < -Maxexp * (Nbv * Vt) ? (-Ids - Ibv * exp(Maxexp) * (1 - (v + Bv) / (Nbv * Vt) - Maxexp) + v / R) : (Ids * (exp(v / Vt) - 1) - Ibv * exp(-(v + Bv) / (Nbv * Vt)) + v / R))
  LossPower = v * i
end

Flattened Source

component ZDiode
  p = Pin()
  n = Pin()
  # Voltage drop of the two pins (= p.v - n.v)
  variable v::Dyad.Voltage
  # Current flowing from pin p to pin n
  variable i::Dyad.Current
  heatPort = TranslatedComponents.HeatTransfer.HeatPort() if useHeatPort
  # = true, if heatPort is enabled
  structural parameter useHeatPort::Boolean = false
  # Fixed device temperature if useHeatPort = false
  parameter T::Dyad.Temperature = 293.15
  # Loss power leaving component via heatPort
  variable LossPower::Dyad.Power
  # Temperature of heatPort
  variable T_heatPort::Dyad.Temperature
  # Saturation current
  parameter Ids::Dyad.Current = 1.0e-6
  # Voltage equivalent of temperature (kT/qn)
  parameter Vt::Dyad.Voltage = 0.04
  # Max. exponent for linear continuation
  parameter Maxexp::Real(final min = 1e-10) = 30
  # Parallel ohmic resistance
  parameter R::Dyad.Resistance = 100000000
  # Breakthrough voltage = Zener- or Z-voltage
  parameter Bv::Dyad.Voltage = 5.1
  # Breakthrough knee current
  parameter Ibv::Dyad.Current = 0.7
  # Breakthrough emission coefficient
  parameter Nbv::Real = 0.74
relations
  v = p.v - n.v
  0 = p.i + n.i
  i = p.i
  if !(useHeatPort)
    T_heatPort = T
  else
    initial heatPort.T = T_heatPort
    initial heatPort.Q_flow = -LossPower
  end
  i = (v > Maxexp * Vt) ? (Ids * (exp(Maxexp) * (1 + v / Vt - Maxexp) - 1) + v / R) : ((v + Bv) < -Maxexp * (Nbv * Vt) ? (-Ids - Ibv * exp(Maxexp) * (1 - (v + Bv) / (Nbv * Vt) - Maxexp) + v / R) : (Ids * (exp(v / Vt) - 1) - Ibv * exp(-(v + Bv) / (Nbv * Vt)) + v / R))
  LossPower = v * i
metadata {}
end

Test Cases

No test cases defined.

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