The Simulation Generic Components
library is available from the Components panel and provides access to various simulation-ready components, from RLC passives through discrete semiconductors to digital components in different formats.
When a component from the Simulation Generic Components
library is placed onto your schematics, select it to access its properties using the Properties panel in its Simulation Generic Component mode. The panel includes the Parameters region from where you can define the values of the component parameters.
Select a placed simulation generic component to define its parameters using the Properties panel.
Simulation Generic Components
Use the sections below to find information about the parameters of the components from the Simulation Generic Components
library.
.IC (Initial Condition)
Parameter Name |
Description |
Initial Voltage |
Amplitude of the node voltage (in Volts). |
.NS (Node Set)
Parameter Name |
Description |
Initial Voltage |
Amplitude of the node voltage (in Volts). |
3 Phase Delta (3-Phase Delta Voltage Source)
Parameter Name |
Description |
FREQ |
Frequency (in Hertz). |
V_RMS |
The root mean square (RMS) voltage (in Volts). |
3 Phase Wye (3-Phase Wye Voltage Source)
Parameter Name |
Description |
FREQ |
Frequency (in Hertz). |
V_RMS |
The root mean square (RMS) voltage (in Volts). |
3PDT (Triple-Pole, Double-Throw Switch)
Parameter Name |
Description |
nodesUP_closed |
If nodesUP_closed > 0, the switch closes the circuits in the Up position. Else the switch closes the circuits in the Down position. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
3PST (Triple-Pole, Single-Throw Switch)
Parameter Name |
Description |
closed |
If closed > 0, the switch closes the circuits. Else the switch opens the circuits. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
555 (Timer 555)
No parameter present
AC Current Source
Parameter Name |
Description |
Amp |
Peak amplitude of the sinusoid (in Amps). |
DC |
DC offset current of the signal generator (in Amps). |
Freq |
Frequency of the sinusoidal output current (in Hertz). |
Phase |
Phase shift of the sinusoid at time zero (in degrees). |
AC Motor
Parameter Name |
Description |
J |
Moment of inertia (in kg * m2). |
K |
Coupling factor. |
LR |
Rotor's leakage inductance (in Henrys). |
LS |
Stator's leakage inductance (in Henrys). |
NP |
Number of poles. |
RR |
Rotor's resistance (in Ohms). |
RS |
Stator's resistance (in Ohms). |
AC Voltage Source
Parameter Name |
Description |
Amp |
Peak amplitude of the sinusoid (in Volts). |
Cpar |
Parallel capacitance (in Farads). |
DC |
DC offset voltage of the signal generator (in Volts). |
Freq |
Frequency of the sinusoidal output voltage (in Hertz). |
Phase |
Phase shift of the sinusoid at time zero (in degrees). |
Rser |
Series resistance (in Ohms). |
AM (Amplitude Modulator Voltage Source)
Parameter Name |
Description |
FC |
Carrier frequency (in Hertz). |
KA |
Amplitude sensitivity. |
OFFSET |
DC offset of the signal generator (in Volts). |
VC |
Carrier amplitude (in Volts). |
AtoD (AtoD Bridge)
Parameter Name |
Description |
fall_delay_inst |
Fall delay (in seconds). |
in_high_inst |
Minimum 1-valued analog input (in Volts). |
in_low_inst |
Maximum 0-valued analog input (in Volts). |
rise_delay_inst |
Rise delay (in seconds). |
Battery (Constant Voltage Source)
Parameter Name |
Description |
CPAR |
Parallel capacitance (in Farads). |
DC Magnitude |
DC voltage value (in Volts). |
RSER |
Series resistance (in Ohms). |
BJT NPN 4 GP (Bipolar NPN 4 Pins Transistor Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT NPN 4 MGP (Bipolar NPN 4 Pins Transistor Modified Version of the Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT NPN 4 VBIC (Bipolar NPN 4 Pins Transistor VBIC Model)
Refer to the
8.2.2 VBIC Model and
31.5.2 VBIC - Vertical Bipolar Inter-Company Model sections of the
Ngspice User’s Manual.
BJT NPN VBIC (Bipolar NPN 3 Pins Transistor VBIC Model)
Refer to the
8.2.2 VBIC Model and
31.5.2 VBIC - Vertical Bipolar Inter-Company Model sections of the
Ngspice User’s Manual.
BJT NPN_GP (Bipolar NPN 3 Pins Transistor Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT NPN_MGP (Bipolar NPN 3 Pins Transistor Modified Version of the Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT PNP 4 GP (Bipolar PNP 4 Pins Transistor Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT PNP 4 MGP (Bipolar PNP 4 Pins Transistor Modified Version of the Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT PNP 4 VBIC (Bipolar PNP 4 Pins Transistor VBIC Model)
Refer to the
8.2.2 VBIC Model and
31.5.2 VBIC - Vertical Bipolar Inter-Company Model sections of the
Ngspice User’s Manual.
BJT PNP GP (Bipolar PNP 3 Pins Transistor Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT PNP MGP (Bipolar PNP 3 Pins Transistor Modified Version of the Gummel-Poon Model)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
BJT PNP VBIC (Bipolar PNP 3 Pins Transistor VBIC Model)
Refer to the
8.2.2 VBIC Model and
31.5.2 VBIC - Vertical Bipolar Inter-Company Model sections of the
Ngspice User’s Manual.
Bridge Rectifier (Four Diodes Bridge Rectifier)
Capacitor
Parameter Name |
Description |
CPAR |
Equivalent parallel capacitance (in Farads). |
LSER |
Equivalent series inductance (in Henrys). |
RLSHUNT |
Shunt resistance across LSER (in Ohms). |
RPAR |
Equivalent parallel resistance (in Ohms). |
RSER |
Equivalent series resistance (in Ohms). |
TEMP |
Component operating temperature (in °C). |
Value |
Value for the capacitance (in Farads). |
The equivalent circuit for a capacitor.
CCCS (Current Controlled Current Source)
Parameter Name |
Description |
Gain |
Current gain. |
Voltage Source Name |
Name of a voltage source through which the controlling current flows. |
CCCS_4pins (Current Controlled Current Source)
Parameter Name |
Description |
Gain |
Current gain. |
CCCS_Expr (Current Controlled Current Source with an Arbitrary Expression)
Parameter Name |
Description |
Expression |
Expression defining the source waveform. |
CCCS_Poly (Current Controlled Current Source with SPICE POLY function)
Parameter Name |
Description |
Coefficients List |
Polynomial coefficients. |
Order |
The number of dimensions of the polynomial. The number of controlling sources must be equal to the number of dimensions. |
Voltage Source Names |
Controlling voltage sources. Control variable is the current through these sources. |
CCCS_Table (Current Controlled Current Source with Table function)
Parameter Name |
Description |
Expression |
Expression delivering the x-value, which is used to generate a corresponding y-value according to the tabulated value pairs, using linear interpolation. |
Table |
Value pairs. |
CCSW_Hysteresis (Current Controlled Switch with Hysteresis)
Parameter Name |
Description |
IH |
Hysteresis current (in Amps). |
Initial Condition |
The starting point for the switch, either open (OFF) or closed (ON). |
IT |
Threshold current (in Amps). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
CCSW_Smooth_Trans (Current Controlled Switch with Smooth Transition)
Parameter Name |
Description |
IOFF |
Control current for OFF state (in Amps). |
ION |
Control current for ON state (in Amps). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
CCVS (Current Controlled Voltage Source)
Parameter Name |
Description |
Gain |
Transresistance (in Ohms). |
Voltage Source Name |
The name of a voltage source through which the controlling current flows. |
CCVS_4pins (Current Controlled Voltage Source)
Parameter Name |
Description |
Gain |
Transresistance (in Ohms). |
CCVS_Expr (Current Controlled Voltage Source with an Arbitrary Expression)
Parameter Name |
Description |
Expression |
Expression defining the source waveform. |
CCVS_Poly (Current Controlled Voltage Source with SPICE POLY function)
Parameter Name |
Description |
Coefficients List |
Polynomial coefficients. |
Order |
The number of dimensions of the polynomial. The number of controlling sources must be equal to the number of dimensions. |
Voltage Source Names |
Controlling voltage sources. Control variable is the current through these sources. |
CCVS_Table (Current Controlled Voltage Source with Table function)
Parameter Name |
Description |
Expression |
Expression delivering the x-value, which is used to generate a corresponding y-value according to the tabulated value pairs, using linear interpolation. |
Table |
Value pairs. |
Comparator (Ideal Comparator)
Parameter Name |
Description |
VHIGH |
Output upper limit (in Volts). |
VHYS |
Hysteresis width (in Volts). |
VLOW |
Output lower limit (in Volts). |
Coupled Inductors (Pair of Coupled Inductors)
Parameter Name |
Description |
Coupling_Factor |
Coefficient of coupling, must be greater than 0 and less than or equal to 1. |
L1 |
Inductance of the 1st discrete inductor (in Henrys). |
L2 |
Inductance of the 2nd discrete inductor (in Henrys). |
Crystal
Parameter Name |
Description |
F0 |
Nominal output frequency of the crystal (in Hertz). |
Q |
Quality factor of the equivalent electrical circuit model for the crystal. |
R |
Resistance exhibited by the crystal at the series resonant frequency (in Ohms). |
D Flip-Flop
Parameter Name |
Description |
clk_delay_inst |
Delay from clk (in seconds). |
clk_load_inst |
Clk load value (in Farads). |
data_load_inst |
Data load value (in Farads). |
fall_delay_inst |
Fall delay (in seconds). |
reset_delay_inst |
Delay from reset (in seconds). |
reset_load_inst |
Reset load (in Farads). |
rise_delay_inst |
Rise delay (in seconds). |
set_delay_inst |
Delay from set (in seconds). |
set_load |
Set load value (in Farads). |
D Latch (Digital D Latch)
Parameter Name |
Description |
data_delay_inst |
Delay from data (in seconds). |
data_load_inst |
Data load (in Farads). |
enable_delay_inst |
Delay from enable (in seconds). |
enable_load_inst |
Enable load value (in Farads). |
fall_delay_inst |
Fall delay (in seconds). |
reset_delay_inst |
Delay from RESET (in seconds). |
reset_load_inst |
Reset load (in Farads). |
rise_delay_inst |
Rise delay (in seconds). |
set_delay_inst |
Delay from SET (in seconds). |
set_load_inst |
Set load value (in Farads). |
Darlington BJT NPN (Darlington NPN Bipolar Transistor)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
Darlington BJT PNP (Darlington PNP Bipolar Transistor)
Refer to the
8.2.1 Gummel-Poon Models and
31.5.1 BJT - Bipolar Junction Transistor sections of the
Ngspice User’s Manual.
DC Current Source
Parameter Name |
Description |
DC |
Amplitude of the source current (in Amps). |
DC Motor
Parameter Name |
Description |
BM |
Viscous friction (in N * m / (rad * s)). |
JM |
Moment of inertia (in kg * m2). |
KE |
Back EMF constant (in V * s / rad). |
KT |
Torque constant (in N * m / A). |
LA |
Armature inductance (in Henrys). |
RA |
Armature resistance (in Ohms). |
TL |
Load torque (in N * m). |
Delay Line
Parameter Name |
Description |
DELAY |
Time delay (in seconds). |
DIAC (DIAC Thyristor)
Parameter Name |
Description |
RS |
Series resistance (in Ohms). |
VK |
Breakdown voltage (in Volts). |
Digital 0 (Digital Zero Generator)
Parameter Name |
Description |
adc_fall_delay_inst |
Fall delay (in seconds). |
adc_rise_delay_inst |
Rise delay (in seconds). |
Digital 1 (Digital One Generator)
Parameter Name |
Description |
adc_fall_delay_inst |
Fall delay (in seconds). |
adc_rise_delay_inst |
Rise delay (in seconds). |
Digital AND (Digital AND Gate)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital Buff (Digital Buffers)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital Clock
Parameter Name |
Description |
adc_fall_delay_inst |
Fall delay (in seconds). |
adc_in_high_inst |
Minimum 1-valued analog input (in Volts). |
adc_in_low_inst |
Maximum 0-valued analog input (in Volts). |
adc_rise_delay_inst |
Rise delay (in seconds). |
period |
Period (in seconds). |
phase |
Phase of the pulse signal (in degrees). |
pwidth |
Pulse width (in seconds). |
tdelay |
Delay time (in seconds). |
tfall |
Fall time (in seconds). |
trise |
Rise time (in seconds). |
vhigh |
Pulsed value (in Volts). |
vlow |
Initial value (in Volts). |
Digital Inverter
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital NAND (Digital NAND Gate)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital NOR (Digital NOR Gate)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital NOT (Digital NOT Gate)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital OR (Digital OR Gate)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital XNOR (Digital XNOR Gate)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Digital XOR (Digital XOR Gate)
Parameter Name |
Description |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
input_load_inst |
The capacitance of one or all digital inputs (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
Diode
DPDT Relay (Double-Pole, Double-Throw Relay)
Parameter Name |
Description |
IOFF |
Control current for OFF state (in Amps). |
ION |
Control current for ON state (in Amps). |
L_C |
Coil inductance (in Henrys). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
R_C |
Coil resistance (in Ohms). |
DPDT SW (Double-Pole, Double-Throw Switch)
Parameter Name |
Description |
nodesUP_closed |
If nodesUP_closed > 0, the switch closes the circuits in the Up position. Else the switch closes the circuits in the Down position. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
DPST Push Button (Double-Pole, Single-Throw Button)
Parameter Name |
Description |
closed |
If closed > 0, the button closes the circuits. Else the button opens the circuits. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
DPST Relay (Double-Pole, Single-Throw Relay)
Parameter Name |
Description |
IOFF |
Control current for OFF state (in Amps). |
ION |
Control current for ON state (in Amps). |
L_C |
Coil inductance (in Henrys). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
R_C |
Coil resistance (in Ohms). |
DPST SW (Double-Pole, Single-Throw Switch)
Parameter Name |
Description |
closed |
If closed > 0, the switch closes the circuits. Else the switch opens the circuits. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
DtoA (DtoA Bridge)
Parameter Name |
Description |
input_load_inst |
Input load (in Farads). |
out_high_inst |
1-valued analog output (in Volts). |
out_low_inst |
0-valued analog output (in Volts). |
out_undef_inst |
Undefined valued analog output (in Volts). |
t_fall_inst |
Fall time 1->0 (in seconds). |
t_rise_inst |
Rise time 0->1 (in seconds). |
Dual Diode
FSK (Frequency-Shift Keying Modulator)
Parameter Name |
Description |
NC0 |
Number of cycles of the output waveform that will occur in the duration of a single zero bit of the input waveform. |
NC1 |
Number of cycles of the output waveform that will occur in the duration of a single one bit of the input waveform. |
TB |
Duration of a single bit (in seconds). |
WMAG |
Magnitude of the output waveform (in Volts). |
Function Current Source (Functional Current Source)
Parameter Name |
Description |
Expression |
Expression defining the source waveform. |
Functional Voltage Source
Parameter Name |
Description |
Expression |
Expression defining the source waveform. |
Fuse
Parameter Name |
Description |
CURRENT |
Fuse current (in Amps). |
RESISTANCE |
Internal resistance (in Ohms). |
Gyrator
Parameter Name |
Description |
G |
Gyration conductance (in mhos). |
Inductor
Parameter Name |
Description |
CPAR |
Equivalent parallel capacitance (in Farads). |
DTEMP |
Component operating temperature difference (in °C). |
Initial Current |
Time-zero current flowing through inductor (in Amps). |
M |
Number of parallel units. |
RPAR |
Equivalent parallel resistance (in Ohms). |
RSER |
Equivalent series resistance (in Ohms). |
TC1 |
First order temperature coefficient. |
TC2 |
Second order temperature coefficient. |
TEMP |
Component operating temperature (in °C). |
Value |
Value for the inductance (in Henrys). |
Note that the T_REL_LOCAL
parameter is not used in this component.
The equivalent circuit for an inductor.
ISRC (Current Source)
JFET N-ch Level1 (N-channel Junction gate Field-Effect Transistor Level1)
Refer to the
9.2.2 JFET level 1 model with Parker Skellern modification section of the
Ngspice User’s Manual.
JFET N-ch Level2 (N-channel Junction gate Field-Effect Transistor Level2)
JFET P-ch Level1 (P-channel Junction gate Field-Effect Transistor Level1)
Refer to the
9.2.2 JFET level 1 model with Parker Skellern modification section of the
Ngspice User’s Manual.
JFET P-ch Level2 (P-channel Junction gate Field-Effect Transistor Level2)
JK Flip-Flop
Parameter Name |
Description |
clk_delay_inst |
Delay from clk (in seconds). |
clk_load_inst |
Clk load value (in Farads). |
fall_delay_inst |
Fall delay (in seconds). |
jk_load_inst |
J,K load values (in Farads). |
reset_delay_inst |
delay from reset (in seconds). |
reset_load_inst |
Reset load (in Farads). |
rise_delay_inst |
Rise delay (in seconds). |
set_delay_inst |
Delay from set (in seconds). |
set_load_inst |
Set load value (in Farads). |
LED (Light-Emitting Diode)
Linear Voltage Regulator (Adjustable) (Positive Adjustable Voltage Regulator)
No parameter present
Linear Voltage Regulator (Fixed) (Positive Fixed Voltage regulator)
Parameter Name |
Description |
Av_feedback |
Av*Feedback factor (Av_feedback = 1665 for Vout = 5V (default); Av_feedback = 694 for Vout = 12V; Av_feedback = 550 for Vout = 15V). |
R1_Value |
Value of R1 (in Ohms) (R1_Value = 1020 for Vout = 5V (default); R1_Value = 2448 for Vout = 12V; R1_Value = 3060 for Vout = 15V). |
MOSFET N-ch Lev1 (N-channel MOS1 MOSFET Shichman and Hodges Model)
Refer to the
11.2.1 MOS Level 1 and
31.6.1 MOS1 - Level 1 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET N-ch Lev2 (N-channel MOSFET MOS2 Grove-Frohman Model)
Refer to the
11.2.2 MOS Level 2 and
31.6.2 MOS2 - Level 2 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET N-ch Lev3 (N-channel MOSFET MOS3 Model)
Refer to the
11.2.3 MOS Level 3 and
31.6.3 MOS3 - Level 3 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET N-ch Lev4 (N-channel MOSFET BSIM1 Model)
Refer to the
11.2.8 BSIM1 model (level 4) and
31.6.6 BSIM1 - Berkeley Short Channel IGFET Model sections of the
Ngspice User’s Manual.
MOSFET N-ch Lev5 (N-channel MOSFET BSIM2 Model)
Refer to the
11.2.9 BSIM2 model (level 5) and
31.6.7 BSIM2 - Berkeley Short Channel IGFET Model sections of the
Ngspice User’s Manual.
MOSFET N-ch Lev6 (N-channel MOSFET MOS6 Model)
Refer to the
11.2.4 MOS Level 6 and
31.6.4 MOS6 - Level 6 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET N-ch Lev8 (N-channel MOSFET BSIM3v0 v3.0 Model)
MOSFET N-ch Lev8_1 (N-channel MOSFET BSIM3v1 v3.1 Model)
MOSFET N-ch Lev8_2 (N-channel MOSFET BSIM3v32 v3.2 - 3.2.4 Model)
MOSFET N-ch Lev8_3 (N-channel MOSFET BSIM3v3 v3.3.0 Model)
MOSFET N-ch Lev9 (N-channel MOSFET MOS9 Model)
MOSFET N-ch Lev10 (N-channel MOSFET BSIM4SOI v4.3.1 Model)
MOSFET N-ch Lev14 (N-channel MOSFET BSIM4v5 v4.0 - 4.5 Model)
MOSFET N-ch Lev14_1 (N-channel MOSFET BSIM4v6 v4.6.5 Model)
MOSFET N-ch Lev14_2 (N-channel MOSFET BSIM4v7 v4.7.0 Model)
MOSFET N-ch Lev14_3 (N-channel MOSFET BSIM4v7 v4.7.0 Model)
MOSFET N-ch Lev55 (N-channel MOSFET BSIM3SOI_FD Model)
MOSFET N-ch Lev56 (N-channel MOSFET BSIM3SOI_DD Model)
MOSFET N-ch Lev57 (N-channel MOSFET BSIM3SOI_PD Model)
MOSFET N-ch Lev68 (N-channel MOSFET HISIM2 v2.8.0 Model)
MOSFET N-ch Lev73 (N-channel MOSFET HISIM_HV1 v1.2.4 Model)
MOSFET N-ch Lev73_1 (N-channel MOSFET HISIM_HV2 v2.2.0 Model)
MOSFET N-ch VDMOS (N-channel Power MOSFET VDMOS Model)
MOSFET P-ch Lev1 (P-channel MOS1 MOSFET Shichman and Hodges Model)
Refer to the
11.2.1 MOS Level 1 and
31.6.1 MOS1 - Level 1 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET P-ch Lev2 (P-channel MOSFET MOS2 Grove-Frohman Model)
Refer to the
11.2.2 MOS Level 2 and
31.6.2 MOS2 - Level 2 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET P-ch Lev3 (P-channel MOSFET MOS3 Model)
Refer to the
11.2.3 MOS Level 3 and
31.6.3 MOS3 - Level 3 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET P-ch Lev4 (P-channel MOSFET BSIM1 Model)
Refer to the
11.2.8 BSIM1 model (level 4) and
31.6.6 BSIM1 - Berkeley Short Channel IGFET Model sections of the
Ngspice User’s Manual.
MOSFET P-ch Lev5 (P-channel MOSFET BSIM2 Model)
Refer to the
11.2.9 BSIM2 model (level 5) and
31.6.7 BSIM2 - Berkeley Short Channel IGFET Model sections of the
Ngspice User’s Manual.
MOSFET P-ch Lev6 (P-channel MOSFET MOS6 Model)
Refer to the
11.2.4 MOS Level 6 and
31.6.4 MOS6 - Level 6 MOSFET model with Meyer capacitance model sections of the
Ngspice User’s Manual.
MOSFET P-ch Lev8 (P-channel MOSFET BSIM3v0 v3.0 Model)
MOSFET P-ch Lev8_1 (P-channel MOSFET BSIM3v1 v3.1 Model)
MOSFET P-ch Lev8_2 (P-channel MOSFET BSIM3v32 v3.2 - 3.2.4 Model)
MOSFET P-ch Lev8_3 (P-channel MOSFET BSIM3v3 v3.3.0 Model)
MOSFET P-ch Lev9 (P-channel MOSFET MOS9 Model)
MOSFET P-ch Lev10 (P-channel MOSFET BSIM4SOI v4.3.1 Model)
MOSFET P-ch Lev14 (P-channel MOSFET BSIM4v5 v4.0 - 4.5 Model)
MOSFET P-ch Lev14_1 (P-channel MOSFET BSIM4v6 v4.6.5 Model)
MOSFET P-ch Lev14_2 (P-channel MOSFET BSIM4v7 v4.7.0 Model)
MOSFET P-ch Lev14_3 (P-channel MOSFET BSIM4v8 v4.8.1 Model)
MOSFET P-ch Lev55 (P-channel MOSFET BSIM3SOI_FD Model)
MOSFET P-ch Lev56 (P-channel MOSFET BSIM3SOI_DD Model)
MOSFET P-ch Lev57 (P-channel MOSFET BSIM3SOI_PD Model)
MOSFET P-ch Lev68 (P-channel MOSFET HISIM2 Model)
MOSFET P-ch Lev73 (P-channel MOSFET HISIM_HV1 v1.2.4 Model)
MOSFET P-ch Lev73_1 (P-channel MOSFET HISIM_HV2 v2.2.0 Model)
MOSFET P-ch VDMOS (P-channel Power MOSFET VDMOS Model)
Mutual Inductance (Mutual Inductance with List of inductors)
Parameter Name |
Description |
Coupling Factor |
Coefficient of coupling. |
Inductor List |
Names of the coupled inductors. |
OpAmp (Ideal Operational Amplifier)
Parameter Name |
Description |
GAIN |
Voltage gain. |
OpAmp with power terminals (Ideal Operational Amplifier)
Parameter Name |
Description |
GAIN |
Voltage gain. |
Pentode
Parameter Name |
Description |
CCG |
Input (grid 1 to cathode) capacitance (in Farads). |
CCP |
Output (plate to cathode) capacitance (in Farads). |
CPG1 |
Miller (grid 1 to plate) capacitance (in Farads). |
EX |
Exponent. |
KG1 |
Parameter inversely proportional to overall plate current. |
KG2 |
Inverse screen grid current sensitivity. |
KP |
Parameter that affects the plate currents for large plate voltages and large negative grid voltages. |
KVB |
Knee parameters (in Volts). |
MU |
Amplification factor. |
RGI |
Grid-to-cathode resistance (in Ohms). |
VCT |
Contact potential (in Volts). |
Photodiode
Parameter Name |
Description |
BV |
Reverse breakdown voltage (in Volts). |
CJO |
Zero-bias junction capacitance (in Farads). |
IS |
Saturation current (in Amps) |
N |
Emission coefficient. |
RESP |
Sensitivity (in Amps / Watt). |
Rint |
Internal resistance (in Ohms). |
PID Controller
Parameter Name |
Description |
KD |
Derivative scale value. |
KI |
Integral scale value. |
KP |
Proportional scale value. |
Potentiometer
Parameter Name |
Description |
position |
The position of the wiper along the resistors' track. The value can be in the range 0 (fully left/anti-clockwise) to 1 (fully right/clockwise), with 0.5 being the halfway point, with equal resistance on both sides. |
value |
Maximum resistance value (in Ohms). |
PSK (Phase-Shift Keying Modulator)
Parameter Name |
Description |
NC |
Number of cycles of the output waveform that will occur in the duration of one bit of the input waveform. |
TB |
Duration of a single bit (in seconds). |
WMAG |
Magnitude of the output waveform (in Volts). |
PSPICE AND (PSPICE AND logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE AND3 (PSPICE tristate AND logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE BUF (PSPICE digital buffer)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE BUF3 (PSPICE tristate digital buffer)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE INV (PSPICE digital invertor)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE INV3 (PSPICE tristate digital invertor)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE NAND (PSPICE NAND logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE NAND3 (PSPICE tristate NAND logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE NOR (PSPICE NOR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE NOR3 (PSPICE tristate NOR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE NXOR (PSPICE NXOR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE NXOR3 (PSPICE tristate NXOR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE OR (PSPICE OR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE OR3 (PSPICE tristate OR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE STIM (PSPICE digital stimulus generator)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
signal |
Time and value pairs. The first number in each pair specifies the time (in seconds) for the new value (0, 1, X, or Z). |
PSPICE XOR (PSPICE XOR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
PSPICE XOR3 (PSPICE tristate XOR logic gate)
Parameter Name |
Description |
IO_LEVEL |
Defines what level of interface subcircuit model the simulator must use for a digital part that is connected to an analog part:
-
0 = circuit-wide default
-
1 = AtoD1 and DtoA1
-
2 = AtoD2 and DtoA2
-
3 = AtoD3 and DtoA3
-
4 = AtoD4 and DtoA4
|
MNTYMXDLY |
Defines the digital propagation delay level that the simulator must use for a digital part:
-
0 = circuit-wide default
-
1 = minimum
-
2 = typical
-
3 = maximum
-
4 = worst-case (min/max)
|
Push Button NC (Push Button Normally Closed)
Parameter Name |
Description |
closed |
If closed > 0, the button closes the circuit. Else the button opens the circuit. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
Push Button NO (Push Button Normally Opened)
Parameter Name |
Description |
closed |
If closed > 0, the button closes the circuit. Else the button opens the circuit. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
PUT (PUT Thyristor)
Parameter Name |
Description |
DVDT |
Critical rate of rise of off-state voltage (in Volts / second). |
IGT |
Gate trigger current (in Amps). |
IH |
DC holding current (in Amps). |
K1 |
Tweak factor for DVDT. |
K2 |
Tweak factor for TQ. |
TON |
Turn-on time (in seconds). |
TQ |
Turn-off time (in seconds). |
VDRM |
Maximum repetitive peak off-state voltage (in Volts). |
VTMIN |
Minimum anode to cathode on-state voltage (in Volts). |
PWM (Pulse Width Modulation Generator)
Parameter Name |
Description |
MODFREQ |
Frequency of the modulating waveform (in Hertz). |
MODHIGH |
High voltage value of the modulating waveform (in Volts). |
MODLOW |
Low voltage value of the modulating waveform (in Volts). |
PWMHIGH |
High voltage value of the PWM output (in Volts). |
PWMLOW |
Low voltage value of the PWM output (in Volts). |
PWM Generator (Pulse Width Modulation Generator)
Parameter Name |
Description |
MODFREQ |
Frequency of the modulating waveform (in Hertz). |
MODHIGH |
High voltage value of the modulating waveform (in Volts). |
MODLOW |
Low voltage value of the modulating waveform (in Volts). |
PWMHIGH |
High voltage value of the PWM output (in Volts). |
PWMLOW |
Low voltage value of the PWM output (in Volts). |
QAM (Quadrature Amplitude Modulation Generator)
Parameter Name |
Description |
F0 |
Carrier frequency (in Hertz). |
Resistor
Parameter Name |
Description |
DTEMP |
Component operating temperature difference (in °C). |
TC |
Comma-separated list of polynomial coefficients that define temperature dependence of the resistance. For example, when four polynomial coefficients are given (a, b, c, d ), the resistance R will be:
R = R0 * (1 + a * dt + b * dt2 + c * dt3 + d * dt4) ,
where R0 is the resistance at the nominal temperature and dt is the difference between the resistor's temperature and the nominal temperature.
Note that when defined, the TC1 and TC2 parameters override the TC parameter. To use the TC parameter, clear values of TC1 and TC2 .
|
TC1 |
First order temperature coefficient. |
TC2 |
Second order temperature coefficient. |
TEMP |
Component operating temperature (in °C). |
Value |
Value for the resistance (in Ohms). |
Note that the T_REL_LOCAL
parameter is not used in this component.
Resonator
Parameter Name |
Description |
F0 |
Center frequency (in Hertz). |
Lin |
Value of inductance (in Henrys). |
Q0 |
Quality factor. |
SCR (SCR Thyristor)
Parameter Name |
Description |
DVDT |
Critical rate of rise of off-state voltage (in Volts / second). |
IGT |
Gate trigger current (in Amps). |
IH |
DC holding current (in Amps). |
K1 |
Tweak factor for DVDT. |
K2 |
Tweak factor for TQ. |
TON |
Turn-on time (in seconds). |
TQ |
Turn-off time (in seconds). |
VDRM |
Maximum repetitive peak off-state voltage (in Volts). |
VTMIN |
Minimum anode to cathode on-state voltage (in Volts). |
Schottky Diode
Snubber
Parameter Name |
Description |
CSNUB |
Parallel capacitance value (in Farads). |
RSNUB |
Parallel resistance value (in Ohms). |
Sparkgap (Spark Gap)
Parameter Name |
Description |
CARC |
Arc capacitance (in Farads). |
CPAR |
Gap capacitance (in Farads). |
ISUS |
Sustaining current under which the arc is stopped (in Amps). |
LPL |
Lead inductance (in Henrys). |
RNEG |
Negative resistance once struck (in Ohms). |
RPL |
Flux loss associated with LPL (in Ohms). |
VARC |
Voltage across the spark-gap once struck (in Volts). |
VTHRES |
Voltage at which the spark-gap strikes (in Volts). |
SPDT Relay (Single-Pole, Double-Throw Relay)
Parameter Name |
Description |
IOFF |
Control current for OFF state (in Amps). |
ION |
Control current for ON state (in Amps). |
L_C |
Coil inductance (in Henrys). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
R_C |
Coil resistance (in Ohms). |
SPDT SW (Single-Pole, Double-Throw Switch)
Parameter Name |
Description |
nodeUP_closed |
If nodeUP_closed > 0, the switch closes the circuit in the Up position. Else the switch closes the circuit in the Down position. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
SPST Relay NC (Single-Pole, Single-Throw Normally Closed Relay)
Parameter Name |
Description |
IOFF |
Control current for OFF state (in Amps). |
ION |
Control current for ON state (in Amps). |
L_C |
Coil inductance (in Henrys). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
R_C |
Coil resistance (in Ohms). |
SPST Relay NO (Single-Pole, Single-Throw Normally Opened Relay)
Parameter Name |
Description |
IOFF |
Control current for OFF state (in Amps). |
ION |
Control current for ON state (in Amps). |
L_C |
Coil inductance (in Henrys). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
R_C |
Coil resistance (in Ohms). |
SPST SW (Single-Pole, Single-Throw Switch)
Parameter Name |
Description |
closed |
If closed > 0, the switch closes the circuit. Else the switch opens the circuit. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
SR Flip-Flop
Parameter Name |
Description |
clk_delay_inst |
Delay from clk (in seconds). |
clk_load_inst |
Clk load value (in Farads). |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
reset_delay_inst |
Delay from reset (in seconds). |
reset_load_inst |
Reset load (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
set_delay_inst |
Delay from set (in seconds). |
set_load_inst |
Set load value (in Farads). |
sr_load_inst |
Set/reset loads (in Farads). |
SR Latch (Digital SR Latch)
Parameter Name |
Description |
enable_delay_inst |
Delay from enable (in seconds). |
enable_load_inst |
Enable load value (in Farads). |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
reset_delay_inst |
Delay from RESET (in seconds). |
reset_load_inst |
Reset load (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
set_delay_inst |
Delay from SET (in seconds). |
set_load_inst |
Set load value (in Farads). |
sr_delay_inst |
Delay from s or r input change (in seconds). |
sr_load_inst |
S & r input loads (in Farads). |
Stepper Motor
Parameter Name |
Description |
HARDNESS |
Unitless factor which sets stop hardness. |
JLOAD |
Rotational inertia of motor shaft (in kg * m2). |
JMOTOR |
Rotational inertia of motor load (in kg * m2). |
K |
Motor constant (in V * s / rad). |
KD |
Damping torque (in N * m / (rad * s)). |
LIMIT |
Hard stop position (in radians). |
LS |
Stator Coil Inductance (in Henrys). |
RS |
Stator Coil Resistance (in Ohms). |
STEP_ANGLE |
Angle width of one full step (in degrees). |
TD |
Detent torque (in N * m). |
TLOAD |
Load torque (in N * m). |
Suppressor Dual
Suppressor Single
SW NC (Switch Normally Closed)
Parameter Name |
Description |
closed |
If closed > 0, the switch closes the circuit. Else the switch opens the circuit. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
SW NO (Switch Normally Opened)
Parameter Name |
Description |
closed |
If closed > 0, the switch closes the circuit. Else the switch opens the circuit. |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
Switching Capacitor
Parameter Name |
Description |
CVALUE |
Value for the capacitance (in Farads). |
FSAMPLE |
Switching frequency (in Hertz). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
T Flip-Flop (Digital T Flip-Flop)
Parameter Name |
Description |
clk_delay_inst |
Delay from clk (in seconds). |
clk_load_inst |
Clk load value (in Farads). |
fall_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital zero (in seconds). |
reset_delay_inst |
Delay from reset (in seconds). |
reset_load_inst |
Reset load (in Farads). |
rise_delay_inst |
The delay time between a change in a model’s internal state, as driven by its inputs, and a change in output to digital one (in seconds). |
set_delay_inst |
Delay from set (in seconds). |
set_load_inst |
Set load value (in Farads). |
t_load_inst |
Toggle load value (in Farads). |
Tetrode
Parameter Name |
Description |
CCG |
Input (grid 1 to cathode) capacitance (in Farads). |
CCP |
Output (plate to cathode) capacitance (in Farads). |
CPG1 |
Miller (grid 1 to plate) capacitance (in Farads). |
EX |
Exponent. |
KG1 |
Parameter inversely proportional to overall plate current. |
KG2 |
Inverse screen grid current sensitivity. |
KP |
Parameter that affects the plate currents for large plate voltages and large negative grid voltages. |
KVB |
Knee parameters (in Volts). |
MU |
Amplification factor. |
RGI |
Grid-to-cathode resistance (in Ohms). |
Time Controlled SW (Time Controlled Switch)
Parameter Name |
Description |
Rclosed |
Closed state resistance (in Ohms). |
Ropen |
Open state resistance (in Ohms). |
tSwitch |
Time at which the switch begins to switch (in seconds). |
ttran |
Time required to switch the state (in seconds).
This value must be realistic, not 0.
|
TL Lossless (Lossless Transmission Line)
Parameter Name |
Description |
Char. Impedance |
Characteristic impedance (in Ohms). |
Frequency |
Frequency (in Hertz). |
Initial Current 1 |
Time-zero current at port 1 of the transmission line (in Amps). |
Initial Current 2 |
Time-zero current at port 2 of the transmission line (in Amps). |
Initial Voltage 1 |
Time-zero voltage at port 1 of the transmission line (in Volts). |
Initial Voltage 2 |
Time-zero voltage at port 2 of the transmission line (in Volts). |
Normalised Length |
Normalized electrical length of the transmission line with respect to the wavelength in the line, at the specified frequency. |
Transmission Delay |
Transmission delay (in seconds). |
Transformer Ideal (Ideal Transformer)
Parameter Name |
Description |
GAIN |
Voltage gain. |
Transformer Wideband (Wideband Transformer)
Parameter Name |
Description |
FH |
High frequency breakpoint (in Hertz). |
FL |
Low frequency breakpoint (in Hertz). |
N |
Number of turns. |
RS |
Primary series resistance (in Ohms). |
Transformer With Central Tap Ideal (Ideal Transformer With Central Tap)
Parameter Name |
Description |
L1 |
Primary inductance (in Henrys). |
L2 |
Secondary inductance 1 (in Henrys). |
L3 |
Secondary inductance 2 (in Henrys). |
TRIAC (TRIAC Thyristor)
Parameter Name |
Description |
DVDT |
Critical rate of rise of off-state voltage (in Volts / second). |
IGT |
Gate trigger current (in Amps). |
IH |
DC holding current (in Amps). |
K1 |
Tweak factor for DVDT. |
K2 |
Tweak factor for TQ. |
TON |
Turn-on time (in seconds). |
TQ |
Turn-off time (in seconds). |
VDRM |
Maximum repetitive peak off-state voltage (in Volts). |
VTMIN |
Minimum anode to cathode on-state voltage (in Volts). |
Triode
Parameter Name |
Description |
CGC |
Grid to cathode capacitance (in Farads). |
CGP |
Grid to plate capacitance (in Farads). |
CPC |
Plate to cathode capacitance (in Farads). |
K |
Tube constant k. |
MU |
Tube constant mu. |
Varactor
VCCS (Voltage Controlled Current Source)
Parameter Name |
Description |
Gain |
Transconductance (in mhos). |
VCCS_Expr (Voltage Controlled Current Source with an Arbitrary Expression)
Parameter Name |
Description |
Expression |
Expression defining the source waveform. |
VCCS_Poly (Voltage Controlled Current Source with SPICE POLY function)
Parameter Name |
Description |
Coefficients List |
Polynomial coefficients. |
Node Names |
Set of controlling voltages. |
Order |
The number of dimensions of the polynomial. The number of pairs of controlling nodes must be equal to the number of dimensions. |
VCCS_Table (Voltage Controlled Current Source with Table function)
Parameter Name |
Description |
Expression |
Expression delivering the x-value, which is used to generate a corresponding y-value according to the tabulated value pairs, using linear interpolation. |
Table |
Value pairs. |
VCO (Voltage Controlled Oscillator)
Parameter Name |
Description |
F0 |
Center frequency (in Hertz). |
KF |
Sensitivity (in Hz/V). |
VP |
Amplitude (in Volts). |
VCO Square (Voltage Controlled Square Wave Oscillator)
Parameter Name |
Description |
F0 |
Center frequency (in Hertz). |
KF |
Sensitivity (in Hz/V). |
VH |
Peak output high value (in Volts). |
VL |
Peak output low value (in Volts). |
VCSW_Hysteresis (Voltage Controlled Switch with Hysteresis)
Parameter Name |
Description |
Initial Condition |
The starting point for the switch, either open (OFF) or closed (ON). |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
VH |
Hysteresis voltage (in Volts). |
VT |
Threshold voltage (in Volts). |
VCSW_Smooth_Trans (Voltage Controlled Switch with Smooth Transition)
Parameter Name |
Description |
ROFF |
OFF state resistance (in Ohms). |
RON |
ON state resistance (in Ohms). |
VOFF |
Control voltage for OFF state (in Volts). |
VON |
Control voltage for ON state (in Volts). |
VCVS (Voltage Controlled Voltage Source)
Parameter Name |
Description |
Gain |
Voltage gain. |
VCVS_Expr (Voltage Controlled Voltage Source with an Arbitrary Expression)
Parameter Name |
Description |
Expression |
Expression defining the source waveform. |
VCVS_Poly (Voltage Controlled Voltage Source with SPICE POLY function)
Parameter Name |
Description |
Coefficients List |
Polynomial coefficients. |
Node Names |
Set of controlling voltages. |
Order |
The number of dimensions of the polynomial. The number of pairs of controlling nodes must be equal to the number of dimensions. |
VCVS_Table (Voltage Controlled Voltage Source with Table function)
Parameter Name |
Description |
Expression |
Expression delivering the x-value, which is used to generate a corresponding y-value according to the tabulated value pairs, using linear interpolation. |
Table |
Value pairs. |
Voltage Difference
No parameter present
Voltage Multiplier
No parameter present
Voltage Sum (Voltage Adder)
No parameter present
VSRC (Voltage Source)
Zener Diode