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Questions tagged [model]

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What parameters give unlinear torque model of induction motor?

I want to realize factors which give nonlinear model of torque toward speed with power consumption in induction motor. I tried find math model induction motor. But usually, I had same charts: As we ...
Alex F's user avatar
  • 1
0 votes
1 answer
65 views

LTspice sofware Zener diode model 3bdc missing [closed]

I cannot find any models for LTspice for Zener diode breakdown voltage of 3 V. I need Zener diode because I am trying to get simple voltage stabilizer and my load cannot handle more than 3 V. I cannot ...
hhsting's user avatar
  • 45
0 votes
1 answer
115 views

Trying to make a Pip-Boy like game with LED buttons on a breadboard

I'm new to making electronics and I'm having a hard time of going about this. I have had a little help but I'm stuck. The way I'm wanting to have the circuit work is there are 3 LEDs with 3 switches ...
Tonto's user avatar
  • 1
0 votes
1 answer
69 views

LTSpice Unknown SPICE device type "N" [closed]

I try to use the model for the BFR106 transistor in LTSpice, which I got from here https://www.infineon.com/cms/en/product/rf/rf-transistor/high-linearity-rf-transistors/bfr106/?tab=~%...
TheButterMineCutter's user avatar
0 votes
5 answers
113 views

Find a model with transfer function and real data

I am currently trying to create a model using a transfer function and my data. Here is my schematic: Here is my transfer function: My input signal is 2.5V for 10s, after which I decrease the voltage ...
Hally's user avatar
  • 1
0 votes
1 answer
31 views

Why is there a difference between the model primary and physical primary in a forward converter, but not between the secondary or tertiary windings?

In a forward converter, the current through the physical primary winding is the sum of the current through the magnetizing inductor and the current through the model primary winding. However, the ...
elvishpotato's user avatar
0 votes
1 answer
40 views

Is it possible to have a C language model of design in same simulation as the RTL itself and compare their outputs?

Assume that an algorithm exists in C language. It needs to be implemented in VHDL. One way to compare the two is to apply stimulus from file to model using another program or script and then store the ...
gyuunyuu's user avatar
  • 2,103
0 votes
1 answer
81 views

Determining the current carrying capability of a hollow cylinder

How can one analyze, to some approximation, the current-carrying capability of a hollow cylinder with a diameter of 3 inches and a length of 6 inches, made from 100 μm thick copper with a resistance ...
user510's user avatar
  • 235
2 votes
1 answer
150 views

LTspice model file for new component

I would like to add some new components to the LTspice library. I have never done this before. The online SPICE forum discusses 3rd party component steps. It says I have to download the SPICE model ...
David Ab's user avatar
  • 129
2 votes
1 answer
244 views

How can I add an LM567 in LTspice? [duplicate]

From searching the web it seems it is not included with the installation of LTspice, so I will have to add it as a 3rd-party model. I am fairly new to LTspice and I'm not sure how to do this as I ...
Jason Crosby's user avatar
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0 answers
53 views

One of the nodes of a SPICE model is not explicitly used. What is this node connected to? (Trying to simulate VOM1271T)

I am using the following SPICE model. In the .SUBCKT VOM1271T, what is -out connected to? ...
Etwus's user avatar
  • 171
0 votes
3 answers
107 views

Characteristic of a Resistor/Diode Simple Circuit in LTSpice

Our teacher in class instructed us to experiment with a resistor/diode circuit in LTspice. The goal is to display the I-V characteristic of the resistor, as well as that of the diode, and test them ...
c.leblanc's user avatar
  • 339
3 votes
9 answers
826 views

What's the formula for an idealized diode?

How do I mathematically describe the curve of an idealized diode? I want to express the dependency of i and v in one expression. Is it possible?
vincirist's user avatar
1 vote
0 answers
68 views

Flyback Average Model

I wanted to try the PWM switch model to make a bode plot from the transfer function of the flyback with fixed duty cycle in LTspice. I had already a working transient model which give me the correct ...
daniel's user avatar
  • 31
0 votes
0 answers
29 views

LED/Resistor set up for a model display

I am currently making a scaled model display that uses 16 LED in a series and I would like to wire it up to be on one switch, so I need a single power supply to connect them to. I have various ...
Micah Riordan's user avatar

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