/*************************************************************************** bjtsub.cpp ------------ begin : Sat Jul 17 2004 copyright : (C) 2004 by Michael Margraf email : michael.margraf@alumni.tu-berlin.de ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * ***************************************************************************/ #include "bjtsub.h" #include "node.h" #include "extsimkernels/spicecompat.h" Basic_BJT::Basic_BJT() { // this must be the first property in the list !!! Props.append(new Property("Type", "npn", true, QObject::tr("polarity")+" [npn, pnp]")); Props.append(new Property("Is", "1e-16", true, QObject::tr("saturation current"))); Props.append(new Property("Nf", "1", true, QObject::tr("forward emission coefficient"))); Props.append(new Property("Nr", "1", false, QObject::tr("reverse emission coefficient"))); Props.append(new Property("Ikf", "0", false, QObject::tr("high current corner for forward beta"))); Props.append(new Property("Ikr", "0", false, QObject::tr("high current corner for reverse beta"))); Props.append(new Property("Vaf", "0", true, QObject::tr("forward early voltage"))); Props.append(new Property("Var", "0", false, QObject::tr("reverse early voltage"))); Props.append(new Property("Ise", "0", false, QObject::tr("base-emitter leakage saturation current"))); Props.append(new Property("Ne", "1.5", false, QObject::tr("base-emitter leakage emission coefficient"))); Props.append(new Property("Isc", "0", false, QObject::tr("base-collector leakage saturation current"))); Props.append(new Property("Nc", "2", false, QObject::tr("base-collector leakage emission coefficient"))); Props.append(new Property("Bf", "100", true, QObject::tr("forward beta"))); Props.append(new Property("Br", "1", false, QObject::tr("reverse beta"))); Props.append(new Property("Rbm", "0", false, QObject::tr("minimum base resistance for high currents"))); Props.append(new Property("Irb", "0", false, QObject::tr("current for base resistance midpoint"))); Props.append(new Property("Rc", "0", false, QObject::tr("collector ohmic resistance"))); Props.append(new Property("Re", "0", false, QObject::tr("emitter ohmic resistance"))); Props.append(new Property("Rb", "0", false, QObject::tr("zero-bias base resistance (may be high-current dependent)"))); Props.append(new Property("Cje", "0", false, QObject::tr("base-emitter zero-bias depletion capacitance"))); Props.append(new Property("Vje", "0.75", false, QObject::tr("base-emitter junction built-in potential"))); Props.append(new Property("Mje", "0.33", false, QObject::tr("base-emitter junction exponential factor"))); Props.append(new Property("Cjc", "0", false, QObject::tr("base-collector zero-bias depletion capacitance"))); Props.append(new Property("Vjc", "0.75", false, QObject::tr("base-collector junction built-in potential"))); Props.append(new Property("Mjc", "0.33", false, QObject::tr("base-collector junction exponential factor"))); Props.append(new Property("Xcjc", "1.0", false, QObject::tr("fraction of Cjc that goes to internal base pin"))); Props.append(new Property("Cjs", "0", false, QObject::tr("zero-bias collector-substrate capacitance"))); Props.append(new Property("Vjs", "0.75", false, QObject::tr("substrate junction built-in potential"))); Props.append(new Property("Mjs", "0", false, QObject::tr("substrate junction exponential factor"))); Props.append(new Property("Fc", "0.5", false, QObject::tr("forward-bias depletion capacitance coefficient"))); Props.append(new Property("Tf", "0.0", false, QObject::tr("ideal forward transit time"))); Props.append(new Property("Xtf", "0.0", false, QObject::tr("coefficient of bias-dependence for Tf"))); Props.append(new Property("Vtf", "0.0", false, QObject::tr("voltage dependence of Tf on base-collector voltage"))); Props.append(new Property("Itf", "0.0", false, QObject::tr("high-current effect on Tf"))); Props.append(new Property("Tr", "0.0", false, QObject::tr("ideal reverse transit time"))); Props.append(new Property("Temp", "26.85", false, QObject::tr("simulation temperature in degree Celsius"))); Props.append(new Property("Kf", "0.0", false, QObject::tr("flicker noise coefficient"))); Props.append(new Property("Af", "1.0", false, QObject::tr("flicker noise exponent"))); Props.append(new Property("Ffe", "1.0", false, QObject::tr("flicker noise frequency exponent"))); Props.append(new Property("Kb", "0.0", false, QObject::tr("burst noise coefficient"))); Props.append(new Property("Ab", "1.0", false, QObject::tr("burst noise exponent"))); Props.append(new Property("Fb", "1.0", false, QObject::tr("burst noise corner frequency in Hertz"))); Props.append(new Property("Ptf", "0.0", false, QObject::tr("excess phase in degrees"))); Props.append(new Property("Xtb", "0.0", false, QObject::tr("temperature exponent for forward- and reverse beta"))); Props.append(new Property("Xti", "3.0", false, QObject::tr("saturation current temperature exponent"))); Props.append(new Property("Eg", "1.11", false, QObject::tr("energy bandgap in eV"))); Props.append(new Property("Tnom", "26.85", false, QObject::tr("temperature at which parameters were extracted"))); Props.append(new Property("Area", "1.0", false, QObject::tr("default area for bipolar transistor"))); Props.append(new Property("UseGlobTemp", "yes", false, QObject::tr("Use global SPICE temperature")+" [yes,no]")); Name = "T"; } BJTsub::BJTsub() { Description = QObject::tr("bipolar junction transistor with substrate"); Simulator = spicecompat::simAll; createSymbol(); tx = x2+4; ty = y1+4; Model = "BJT"; SpiceModel ="Q"; } // ------------------------------------------------------- Component* BJTsub::newOne() { BJTsub* p = new BJTsub(); p->Props.front()->Value = Props.front()->Value; p->recreate(0); return p; } // ------------------------------------------------------- Element* BJTsub::info(QString& Name, char* &BitmapFile, bool getNewOne) { Name = QObject::tr("npn transistor"); BitmapFile = (char *) "npnsub"; if(getNewOne) return new BJTsub(); return 0; } // ------------------------------------------------------- Element* BJTsub::info_pnp(QString& Name, char* &BitmapFile, bool getNewOne) { Name = QObject::tr("pnp transistor"); BitmapFile = (char *) "pnpsub"; if(getNewOne) { BJTsub* p = new BJTsub(); p->Props.front()->Value = "pnp"; p->recreate(0); return p; } return 0; } // ------------------------------------------------------- void BJTsub::createSymbol() { Lines.append(new qucs::Line(-10,-15,-10, 15,QPen(Qt::darkBlue,3))); Lines.append(new qucs::Line(-30, 0,-10, 0,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line(-10, -5, 0,-15,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line( 0,-15, 0,-30,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line(-10, 5, 0, 15,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line( 0, 15, 0, 30,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line( 9, 0, 30, 0,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line( 9, -7, 9, 7,QPen(Qt::darkBlue,3))); if(Props.front()->Value == "npn") { Lines.append(new qucs::Line( -6, 15, 0, 15,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line( 0, 9, 0, 15,QPen(Qt::darkBlue,2))); } else { Lines.append(new qucs::Line( -5, 10, -5, 16,QPen(Qt::darkBlue,2))); Lines.append(new qucs::Line( -5, 10, 1, 10,QPen(Qt::darkBlue,2))); } Ports.append(new Port(-30, 0)); Ports.append(new Port( 0,-30)); Ports.append(new Port( 0, 30)); Ports.append(new Port( 30, 0)); x1 = -30; y1 = -30; x2 = 30; y2 = 30; } QString BJTsub::spice_netlist(spicecompat::SpiceDialect dialect /* = spicecompat::SPICEDefault */) { QString s = spicecompat::check_refdes(Name,SpiceModel); QList pin_seq; pin_seq<<1<<0<<2<<3; // Pin sequence: CBE // output all node names for (int pin : pin_seq) { QString nam = Ports.at(pin)->Connection->Name; if (nam=="gnd") nam = "0"; s += " "+ nam; // node names } QStringList spice_incompat,spice_tr; spice_incompat<<"Type"<<"Area"<<"Temp"<<"Ffe"<<"Kb"<<"Ab"<<"Fb"<<"UseGlobTemp"; // spice-incompatible parameters spice_tr.clear(); // parameters that need convertion of names QString par_str = form_spice_param_list(spice_incompat,spice_tr); const bool isDialectCDL(dialect == spicecompat::CDL); if (getProperty("UseGlobTemp")->Value == "yes" || isDialectCDL) { s += QStringLiteral(" QMOD_%1 %2=%3\n").arg(Name).arg(isDialectCDL ? "$EA" : "AREA").arg(getProperty("Area")->Value); } else { s += QStringLiteral(" QMOD_%1 AREA=%2 TEMP=%3\n").arg(Name).arg(getProperty("Area")->Value) .arg(getProperty("Temp")->Value); } if (!isDialectCDL) { s += QStringLiteral(".MODEL QMOD_%1 %2 (%3)\n").arg(Name).arg(getProperty("Type")->Value).arg(par_str); } return s; } QString BJTsub::cdl_netlist() { return spice_netlist(spicecompat::CDL); }