Version 4
SHEET 1 6492 3376
WIRE 384 -48 256 -48
WIRE 384 -32 384 -48
WIRE 256 -16 256 -48
WIRE 192 32 80 32
WIRE 80 112 80 32
WIRE 256 112 256 80
FLAG 256 192 0
FLAG 80 112 0
FLAG 384 48 0
SYMBOL current 256 112 R0
WINDOW 0 24 88 Left 0
WINDOW 3 24 0 Left 0
WINDOW 123 24 -28 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName I1
SYMATTR Value 1
SYMBOL voltage 384 -48 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value 3
SYMBOL npn 192 -16 R0
SYMATTR InstName Q1
SYMATTR Value {n}
TEXT 80 304 Left 0 !.dc i1 10m 3 10m
TEXT 464 -112 Left 0 !.MODEL 1 NPN(IS=1.62181E-13 ISE=1.75416E-11 ISC=4.36516E-14 XTI=3 BF=83.6 BR=20.607 IKF=6.98433 IKR=0.997156 XTB=1.5301 VAF=110.5 VAR=159.374 VJE=0.636 VJC=0.408 RE=0.56 RC=0.96 RB=164.793 RBM=0.100291 IRB=1.24287E-7 CJE=4.77E-10 CJC=7.29E-11 XCJC=0.589205 FC=0.5 NF=0.9899 NR=0.989511 NE=1.95 NC=1.014 MJE=0.327 MJC=0.339 TF=2.3733E-8 TR=1.0000E-8 ITF=1 VTF=10 XTF=10 EG=1.1605 KF=0 AF=1 VCEO=100 ICRATING=3 MFG=TEXAS)\n \n.MODEL 2 NPN(IS=1.62181E-13 ISE=1.75416E-11 ISC=4.36516E-14 XTI=3\n+ BF=80 BR=20.607 IKF=6.98433 IKR=0.997156 XTB=1.5301\n+ VAF=110.5 VAR=159.374 VJE=0.636 VJC=0.408\n+ RE=0.56 RC=0.96 RB=164.793 RBM=0.100291 IRB=1.24287E-7\n+ CJE=4.77E-10 CJC=7.29E-11 XCJC=0.589205 FC=0.5\n+ NF=0.9899 NR=0.989511 NE=1.95 NC=1.014 MJE=0.327 MJC=0.339\n+ TF=2.3733E-8 TR=1.0000E-8 ITF=1 VTF=10 XTF=10\n+ EG=1.1605 KF=1E-9 AF=1\n+ VCEO=100 ICRATING=3 MFG=NSC-FAIRCHILD)\n \n.MODEL 3 npn\n+IS=9.19839e-10 BF=250.29 NF=1.31842 VAF=10\n+IKF=1 ISE=4.03997e-12 NE=1.58322 BR=8.46109\n+NR=1.31301 VAR=3.24511 IKR=10 ISC=6.24955e-13\n+NC=3.90627 RB=5.04225 IRB=0.1 RBM=0.1\n+RE=0.032857 RC=0.164285 XTB=0.1 XTI=1\n+EG=1.05 CJE=3.22574e-10 VJE=0.606555 MJE=0.541469\n+TF=1e-08 XTF=7.90432 VTF=10.4888 ITF=0.00100001\n+CJC=3.09833e-10 VJC=0.735177 MJC=0.469501 XCJC=0.799758\n+FC=0.8 TR=2.59407e-07 PTF=0 \n \n.model 4   NPN(Is=2.447p Xti=3 Eg=1.11 Vaf=100 Bf=208.2 Ise=70.69p\n+               Ne=1.565 Ikf=.9743 Nk=.6134 Xtb=1.5 Br=12.59 Isc=11.68n\n+               Nc=1.835 Ikr=3.86 Rc=.4685 Cjc=142p Mjc=.4353 Vjc=.75 Fc=.5\n+               Cje=188.5p Mje=.4878 Vje=.75 Tr=194.2n Tf=19.85n Itf=164.1\n+               Xtf=5.945 Vtf=10 Rb=.1)\n*                               National Semiconductor\n*                               Transistor Databook, 1982, process 4F, pg 9-13\n*                               30 Nov 90       pwt             creation\n \n* From Motorola DL111 Rev 5. FT from NS Discretes 1978\n.model 5 npn ( IS=2.48E-13 VAF=100.0 BF=300 IKF=0.2889 NE=1.6246\n+    ISE=1.300E-11 IKR=0.1 ISC=1.50E-08 NC=1.9 NR=1 BR=10 RC=0.05 CJC=3.00E-10\n+    FC=0.5 MJC=0.45 VJC=0.75 CJE=3.15E-10 MJE=0.51 VJE=0.6 TF=2.30E-08\n+    ITF=25 VTF=10 XTF=0.5 RE=0.12 TR=2.00E-07)\n \n\n.model 6 npn\n+ IS=17.573p\n+ BF=195\n+ VAF=80\n+ IKF=0.7\n+ ISE=2.12E-9\n+ NE=2.098\n+ BR=0.248\n+ VAR=50\n+ IKR=1.0\n+ NC=1.0\n+ RB=1.413\n+ RBM=1.413\n+ RE=0.014\n+ RC=0.1336\n+ CJE=350p\n+ VJE=0.12\n+ MJE=0.264\n+ TF=19.89n\n+ XTF=0.5\n+ VTF=1\n+ ITF=1E-3\n+ CJC=328p\n+ VJC=0.32\n+ MJC=0.3324\n+ XCJC=0.5\n+ TR=368E-8\n+ XTB=1.413\n+ XTI=3.0\n+ FC=0.5 \n \n.MODEL  7  NPN           \n+ BR     = 14.3          \n+ CJE    = 4.24831E-10               \n+ EG     = 1.11          \n+ FC     = 0.5           \n+ IKF    = 5.24          \n+ IKR    = 0.326         \n+ IRB    = 0.0592        \n+ IS     = 1.74E-11      \n+ ISC    = 8.69E-16      \n+ ISE    = 1.1E-14       \n+ ITF    = 0.001         \n+ KF     = 0             \n+ MJC    = 0.317302      \n+ MJE    = 0.326176                           \n+ NE     = 1.41          \n+ NF     = 1.2           \n+ NR     = 1.19          \n+ PTF    = 0             \n+ RB     = 0.782         \n+ RBM    = 0.01          \n+ RE     = 0.095                    \n+ VAF    = 179           \n+ VAR    = 46.9          \n+ VJC    = 0.338336      \n+ VJE    = 0.530843      \n+ VJS    = 0.75          \n+ VTF    = 1             \n+ XCJC   = 1             \n+ XTB    = 0             \n+ XTI    = 3             \n+ BF     = 5.790000E+01  \n+ CJC    = 9.981190E-11  \n+ RC     = 9.500000E-02  \n+ TF     = 1.000000E-08 \n+ XTF    = 1.000000E+00 \n \n.MODEL 8 NPN\n+ IS=25.253E-12\n+ BF=385.52\n+ VAF=100\n+ IKF=5.7048\n+ ISE=2.5219E-9\n+ NE=1.7614\n+ BR=2\n+ VAR=100\n+ IKR=10.010E-3\n+ ISC=25.253E-12\n+ NK=2.0136\n+ CJE=2.0000E-12\n+ CJC=2.0000E-12\n+ TF=10.000E-9\n+ XTF=10\n+ VTF=10\n+ ITF=1\n+ TR=10.000E-9
TEXT 64 368 Left 0 !.step param n 1 8 1
TEXT 168 -192 Left 0 ;Comparison of the models TIP31C.