public void When_ParallelMultiplierTransient_Expect_Reference()
{
// Create circuit
// WARNING: We simulate both possibilities together, because the
// timestep varies if we split them due to different timestep truncation.
var ckt = new Circuit(
new VoltageSource("V1r", "inr", "0", new Pulse(1, 5, 1e-6, 1e-9, 0.5e-6, 2e-6, 6e-6)),
new VoltageSource("Vsupplyr", "vddr", "0", 5),
new Resistor("R1r", "outr", "0", 1.0e3),
CreateMOS3("M1r", "outr", "inr", "vddr", "vddr", "DMOS")
.SetParameter("w", 1e-6)
.SetParameter("l", 1e-6),
CreateMOS3("M2r", "outr", "inr", "vddr", "vddr", "DMOS")
.SetParameter("w", 1e-6)
.SetParameter("l", 1e-6),
new VoltageSource("V1a", "ina", "0", new Pulse(1, 5, 1e-6, 1e-9, 0.5e-6, 2e-6, 6e-6)),
new VoltageSource("Vsupplya", "vdda", "0", 5),
new Resistor("R1a", "outa", "0", 1.0e3),
CreateMOS3("M1a", "outa", "ina", "vdda", "vdda", "DMOS")
.SetParameter("w", 1e-6)
.SetParameter("l", 1e-6)
.SetParameter("m", 2.0),
CreateMOS3Model("DMOS", false, "VTO = -0.7 KP = 3.8E+1 THETA = .25 VMAX = 3.5E5 KF=1e-24"));
// Create simulation
var tran = new Transient("tran", 1e-9, 10e-6);
tran.BiasingParameters.Gmin = 0.0; // May interfere with comparison
var v_ref = new RealVoltageExport(tran, "outr");
var v_act = new RealVoltageExport(tran, "outa");
tran.ExportSimulationData += (sender, args) =>
{
var tol = Math.Max(Math.Abs(v_ref.Value), Math.Abs(v_act.Value)) * CompareRelTol + CompareAbsTol;
Assert.AreEqual(v_ref.Value, v_act.Value, tol);
};
tran.Run(ckt);
v_ref.Destroy();
v_act.Destroy();
}
public void When_MultipliersTransient_Expect_Reference()
{
/*
* Pulsed voltage source towards a resistive voltage divider between 0V and 5V
* Output voltage is expected to behavior like the reference
*/
// Build circuit
var model = CreateDiodeModel("1N914", "Is = 2.52e-9 Rs = 0.568 N = 1.752 Cjo = 4e-12 M = 0.4 tt = 20e-9");
var ckt = new Circuit(
new VoltageSource("V1r", "inr", "0", new Pulse(0, 5, 1e-6, 10e-9, 10e-9, 1e-6, 2e-6)),
new VoltageSource("Vsupplyr", "vddr", "0", 5.0),
new Resistor("R1r", "vddr", "outr", 10.0e3),
new Resistor("R2r", "outr", "0", 10.0e3),
new VoltageSource("V1a", "ina", "0", new Pulse(0, 5, 1e-6, 10e-9, 10e-9, 1e-6, 2e-6)),
new VoltageSource("Vsupplya", "vdda", "0", 5.0),
new Resistor("R1a", "vdda", "outa", 10.0e3),
new Resistor("R2a", "outa", "0", 10.0e3),
model,
new Diode("D1", "ina", "outa", model.Name)
.SetParameter("m", 3.0)
.SetParameter("n", 2.0));
ParallelSeries(ckt, name => new Diode(name, "", "", model.Name), "inr", "outr", 3, 2);
// Create simulation
var tran = new Transient("tran", 1e-9, 10e-6);
tran.BiasingParameters.Gmin = 0.0; // May interfere with comparison
var v_ref = new RealVoltageExport(tran, "outr");
var v_act = new RealVoltageExport(tran, "outa");
tran.ExportSimulationData += (sender, args) =>
{
var tol = Math.Max(Math.Abs(v_ref.Value), Math.Abs(v_act.Value)) * CompareRelTol + CompareAbsTol;
Assert.AreEqual(v_ref.Value, v_act.Value, tol);
};
tran.Run(ckt);
v_ref.Destroy();
v_act.Destroy();
}