Questions tagged [parameters]

The tag has no usage guidance.

Filter by
Sorted by
Tagged with
0
votes
0answers
43 views

How to simulate a short on LTspice

I'm trying to simulate two scenarios in LTspice. One is when things are ok. The second is when a short happens. As you can imagine I'm a beginner with LTspice. At first I was just putting a resistor ...
0
votes
1answer
19 views

Where are document options in altium 2020

I switched to altium 2020 and I can't find the document options dialog that was previously available in "design / document options". I want to set parameters like in the screenshot (altium ...
0
votes
0answers
39 views

How to calculate \$Z_1, Z_2\$ and \$Z_3\$ in two-port circuit?

I should calculate \$Z_1, Z_2\$ and \$Z_2\$, where \$a_{11} = 1.8, a_{12} = 2kΩ, a_{21} = 1*10^{-3}S\$ and \$a_{22} = 5/3\$? Also, all impedances are resistive, i.e. resistors. I have no idea how to ...
1
vote
0answers
42 views

What is the (typical) value of SPICE parameter ISS for a (vertical) npn transistor?

SPICE gives a default value for the (collector) substrate leakage saturation current ISS. The default is ISS=0 but I would like to know the real value for an integrated vertical npn transistor. The ...
0
votes
0answers
27 views

Transmission Parameters for a 2nd order butterworth bandpass filter

I am trying to find the transmission parameters (ABCD parameters) for the above circuit. $$a_{11}= \frac{V_1}{V_2} |I_2=0$$ $$a_{12}= -\frac{V_1}{I_2} |V_2=0$$ $$a_{21}= \frac{I_1}{V_2} |I_2=0$$ $$a_{...
0
votes
0answers
53 views

Magic number in TI white paper “Estimating MOSFET Parameters from the Data Sheet”

I'm reading through a white paper titled Estimating MOSFET Parameters from the Data Sheet (PDF), published by Texas Instruments in 2002, and in section "A3. Gate threshold and Miller plateau ...