🚀 go-pugleaf

in article <881@keele.keele.ac.uk>, csx18@seq1.keele.ac.uk (C.M. Yearsley) says:
> 
> I've just started using SPICE and would greatly appreciate any
> standard subcircuits people could point me to. Specifically I
> need to simulate a TL072 op-amp, among other things. I'm using
> version 2G5 if that makes any difference.
> 
> -- 
> ----------------------------------------------------------------------------
> Chris Yearsley                                JANET:  csx18@uk.ac.keele.seq1
>                                               USENET: csx18@seq1.keele.ac.uk

Here is a model from TI. They have a DOS disk full of them, along with a
data book. Get in touch with them at:

Texas Instruments Inc.
Literature Response Center
P.O. Box 809066
Dallas 75380-9066

The name of the box and disk is "Linear Circuits - Operational Amplifier
Macromodels"

* TL072 operational amplifier "macromodel" subcircuit
* created using Parts release 4.01 on 06/16/89 at 13:08
* (REV N/A)
* connections:   non-inverting input
*                | inverting input
*                | | positive power supply
*                | | | negative power supply
*                | | | | output
*                | | | | |
.subckt TL072	 1 2 3 4 5
*
  c1   11 12 3.498E-12
  c2    6  7 15.00E-12
  dc    5 53 dx
  de   54  5 dx
  dlp  90 91 dx
  dln  92 90 dx
  dp    4  3 dx
  egnd 99  0 poly(2) (3,0) (4,0) 0 .5 .5
  fb    7 99 poly(5) vb vc ve vlp vln 0 4.715E6 -5E6 5E6 5E6 -5E6
  ga    6  0 11 12 282.8E-6
  gcm   0  6 10 99 8.942E-9
  iss   3 10 dc 195.0E-6
  hlim 90  0 vlim 1K
  j1   11  2 10 jx
  j2   12  1 10 jx
  r2    6  9 100.0E3
  rd1   4 11 3.536E3
  rd2   4 12 3.536E3
  ro1   8  5 150
  ro2   7 99 150
  rp    3  4 2.143E3
  rss  10 99 1.026E6
  vb    9  0 dc 0
  vc    3 53 dc 2.200
  ve   54  4 dc 2.200
  vlim  7  8 dc 0
  vlp  91  0 dc 25
  vln   0 92 dc 25
.model dx D(Is=800.0E-18)
.model jx PJF(Is=15.00E-12 Beta=270.1E-6 Vto=-1)
.ends