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ngspice
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4853 Commits

Author SHA1 Message Date
Holger Vogt 73db0477c0 vdmosdist.c, white spaces 2018-05-04 20:35:16 +02:00
Holger Vogt 68fbc49216 vdmos.c, sort parameters 2018-05-04 20:35:14 +02:00
Holger Vogt 285de59446 enable alternative weak inversion model if parameter subslope is given 2018-05-04 20:35:11 +02:00
Holger Vogt 93e34540b8 introduce parameter ksubthres, compatible to LTSPICE 2018-05-04 20:35:10 +02:00
Holger Vogt a0867ff1a3 bugfix: collapse the correct nodes if RB is zero or not given 2018-05-04 20:35:09 +02:00
Holger Vogt 2474c28a54 Alternative simple weak inversion model 
according to https://www.anasoft.co.uk/MOS1Model.htm.
Fits existing LTSPICE models by adapting the slope parameter.
 2018-05-04 20:35:08 +02:00
Holger Vogt 0ece0d0c1c make breakdown voltage internally always positive 2018-05-04 20:35:07 +02:00
Holger Vogt 63be243f72 Add a simple quasi saturation model according to V. d'Alessandro e.a., 2001 2018-05-04 20:35:07 +02:00
Holger Vogt 72e03e7eab replace parameter name subthres by subslope 2018-05-04 20:35:06 +02:00
Holger Vogt 5ba25a8716 change parameter to scalef when calculating n empirical compromise between smooth curve and reduction of Id slightly above threshold 2018-05-04 20:35:05 +02:00
Holger Vogt 3ee3ab39a9 Choose better interpolation and default parameters 2018-05-04 20:35:04 +02:00
Holger Vogt 729eac4e84 cweakinv, add model parameter model->VDMOSsubshift 2018-05-04 20:35:03 +02:00
Holger Vogt f0d131fb8a cweakinv, introduce sine scaling fucntion scalef() 2018-05-04 20:35:02 +02:00
Holger Vogt 284f68765d frontend/vectors.c, readability of warning message 2018-05-04 20:35:01 +02:00
Holger Vogt 68125ea3cf allow reading LTSPICE ascii raw files with 'load' command 
by discarding 'Offset:'
 2018-05-04 20:35:00 +02:00
Holger Vogt 43a6339071 rename VDMOS_CGS, VDMOS_CGD, VDMOS_CDS to VDMOS_CAPGS, VDMOS_CAPGD, VDMOS_CAPDS C: current, CAP: capacitance, V: voltage, G: conductance, Q: charge 2018-05-04 20:34:59 +02:00
Holger Vogt b4b6e3ebf8 Add the bulk diode to the ac calculation 2018-05-04 20:34:58 +02:00
Holger Vogt 87e8b366ad Add gate resistor to AC calculation 2 
Add matrix entries for gate resistor
 2018-05-04 20:34:56 +02:00
Holger Vogt 5d6e3348c9 Add gate resistor to AC calculation 1 
Replace g (gate) by gp (gate prime) in existing matrix loading
 2018-05-04 20:34:54 +02:00
Holger Vogt 570aacbf02 Remove VDMOS_CBS, VDMOS_CBD, VDMOS_CB 2018-05-04 20:34:52 +02:00
Holger Vogt 2b444a3423 remove unused parameters VDMOS_VBS/VBD and VDMOS_CAPBD/BS/GS/GD/GB 2018-05-04 20:34:51 +02:00
Holger Vogt 33a68b7321 return only half of the capacitance cgs and cgd 2018-05-04 20:34:50 +02:00
Holger Vogt 62297b2450 add weak inversion current capability 
calibration of parameter subthres with LTSPICE is still missing.
 2018-05-04 20:34:47 +02:00
rlar ce2e704f56 up, where to ? fixme, there are more ... 2018-05-04 20:34:45 +02:00
rlar ede0fb1caa cleanup 2018-05-04 20:34:44 +02:00
Holger Vogt 4a3c707036 add parallel resistor rds (between outer drain and source nodes, parallel to bulk diode) 2018-05-04 20:34:42 +02:00
Holger Vogt b7c6145f5e rename the device multiplier m to mu, not to mix it up with the Body diode grading coefficient m 2018-05-04 20:34:41 +02:00
Holger Vogt c5f47d3c1b Error message and exit if a vdmos device instance 
has different source and bulk node (have to be the same).
 2018-05-04 20:34:40 +02:00
Holger Vogt b13675ea44 remove unused code to calculate bulk-source and bulk-drain capacitors has been replaced already by capacitor from parallel bulk diode 2018-05-04 20:34:39 +02:00
Holger Vogt f9b66af074 add the mtriode parameter scale the triode region independently from saturation current 2018-05-04 20:34:36 +02:00
Holger Vogt 40fe11db07 Body diode grading coefficient is m, not mj 2018-05-04 20:34:34 +02:00
Holger Vogt 2f719f7401 function 'inp_vdmos_model' to process vdmos model lines towards ngspice compatibility 2018-05-04 20:34:32 +02:00
Holger Vogt f3478d7f13 re-format code 2018-05-04 20:34:31 +02:00
Holger Vogt 9d00a9e28d re-format code (whitespace only) 2018-05-04 20:34:31 +02:00
Holger Vogt 45f52c859b enable breakdown capability of parallel bulk diode 2018-05-04 20:34:30 +02:00
Holger Vogt 2bf70fa259 add matrix entries for bulk diode 2018-05-04 20:34:29 +02:00
Holger Vogt bfec119e5b Use better name for some parameters, cosmetics 2018-05-04 20:34:27 +02:00
Holger Vogt 4ac7a641ec diode model for bulk diode added code taken from dio.c etc. capacitance calculation for vdmos bulk cap removed, is now completely with the diode. An internal node added for series diode resistance RB 
matrix entries not yet done!
 2018-05-04 20:34:26 +02:00
Holger Vogt 1ce7fef519 missing model parameters added 2018-05-04 20:34:25 +02:00
Holger Vogt a4dc84ae35 missing model parameters added 2018-05-04 20:34:24 +02:00
Holger Vogt 0dc0aa06c4 re-introdeuce parameter phi Resulting temperature dependency of vto still not available 2018-05-04 20:34:24 +02:00
Holger Vogt 5b8c8072f3 mobility and substrate related parameters and equations removed 2018-05-04 20:34:22 +02:00
Holger Vogt 9df45731e9 depl cap calculation removed 2018-05-04 20:34:21 +02:00
Holger Vogt 0a213bea1a more on removing the sidewall capacitance 2018-05-04 20:34:20 +02:00
Holger Vogt ef547eb8ff sidewall capacitance calculation removed 2018-05-04 20:34:19 +02:00
Holger Vogt 7df59a750e useful parameter declarations moved to stay 2018-05-04 20:34:18 +02:00
Holger Vogt 0ebb7348ca remove drain and source resistance contributions 2018-05-04 20:34:18 +02:00
Holger Vogt 84005efe8b lateral diffusion and overlap capacitance removed 2018-05-04 20:34:17 +02:00
Holger Vogt e0ddc38519 default transconductance parameter kp set to 1 2018-05-04 20:34:16 +02:00
Holger Vogt e9e621de07 remove effective channel length, replace by l 2018-05-04 20:34:15 +02:00