<@U04M6NBNPMM> These models are BSIM4, you won’t f...
# gf180mcua
Amro Tork
02/07/2023, 9:26 PM@Stanley Lin These models are BSIM4, you won’t find the gm, gds, c…., you need to find that by OP or DC simulations in NGSpice, but keep in mind some of those values might not be accurate from the simulation
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Stanley Lin
02/07/2023, 9:33 PMThank you for your help. To be honest I am not quite familiar with BSIM4. I will dig into it.
Stanley Lin
02/07/2023, 9:36 PMI just realized that BSIM4 is for MOSFET. How about the BJT if I want to check the gm, gds of those devices. I actually saved the gds of the BJT in OP simulation and I got 0.
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Amro Tork
02/07/2023, 9:37 PMAmro Tork
02/07/2023, 9:38 PMAmro Tork
02/07/2023, 9:41 PMFor BJT, I don’t remember the LEVEL value
Amro Tork
02/07/2023, 9:41 PMI’ll let you know tomorrow
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Stanley Lin
02/07/2023, 9:43 PMThank you so much. This is very helpful
Stanley Lin
02/07/2023, 10:19 PMI just found those parameters in ngspice-38-manual Chapter 31. It turns out the
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