**** 02/28/07 15:43:08 ******* PSpice 10.3.0 (Jan 2004) ******* ID# 1111111111 
 ** Profile: "TL431-based type 3 manual-TL431 type-3 manual"  [ D:\Christophe\Livres\Spice simus 2\Chapter3\Simulation examples\PSpic


 ****     CIRCUIT DESCRIPTION


******************************************************************************




** Creating circuit file "TL431 type-3 manual.cir" 
** WARNING: THIS AUTOMATICALLY GENERATED FILE MAY BE OVERWRITTEN BY SUBSEQUENT SIMULATIONS

*Libraries: 
* Profile Libraries :
* Local Libraries :
* From [PSPICE NETLIST] section of d:\OrCAD\OrCAD_10.3\tools\PSpice\PSpice.ini file:
.lib "D:\Christophe\Livres\Spice simus 2\Chapter2\Simulation examples\PSpice\UC384X.lib" 
.lib "D:\Christophe\Livres\Spice simus 2\Chapter2\Simulation examples\PSpice\pwmswitch.lib" 
.lib "D:\Christophe\Livres\Spice simus 2\Chapter2\Simulation examples\PSpice\power456.lib" 
.lib "D:\Christophe\Livres\Spice simus 2\Chapter2\Simulation examples\PSpice\copec.lib" 
.lib "D:\Christophe\Livres\Spice simus 2\Chapter2\Simulation examples\PSpice\application.lib" 
.lib "nom.lib" 

*Analysis directives: 
.AC DEC 100 10 100k
.PROBE V(alias(*)) I(alias(*)) 
.INC "..\TL431-based type 3 manual.net" 



**** INCLUDING "TL431-based type 3 manual.net" ****
* source CHAPTER3_2
R_R23         N885124 0  1k  
V_V7         N884552 0 {R2}
V_V13         N885136 0 {Cpole2}
X_U12         N885560 0 N885474 TL431 
R_R22         N884572 0  1k  
R_R33         N885136 0  1k  
X_U10         N884702 N884620 OPAMP AMPSIMP PARAMS:  POLE=10Meg GAIN=1k VHIGH=4
+  VLOW=10mV
R_Rlower2         0 N885474  10k  
R_R25         N884566 0  1k  
R_R34         N885148 0  1k  
E_E3         N884044 0 VALUE { V(ac)+4.988 }
C_C7         N884080 N8840621  {Cpz}  
C_C1         OPAMP N8847881  {C1}  
V_V10         N884596 0 {C3}
V_V14         N885148 0 {Rpz}
V_V17         N893772 0 {Cpz}
R_Rupper         N884620 N884152  {Rupper}  
R_Rupper2         N885474 N884044  {Rupper}  
V_V9         N884566 0 {C2}
V_V15         N885124 0 {Czero1}
R_R2         N8847881 N884620  {R2}  
R_R37         N893772 0  1k  
C_C5         N885560 N885474  {Czero1}  
V_V12         AC 0 DC 0Vdc AC 1Vac 
R_R30         N884596 0  1k  
R_R3         N884628 N884152  {R3}  
G_G1         TL431 0 VALUE { I(V_VLED)*{CTR} }
V_VLED         N884080 N885560 DC 1 AC 0 
R_R26         N884552 0  1k  
R_Rlower         0 N884620  10k  
R_R31         N884608 0  1k  
C_C3         N884620 N884628  {C3}  
R_R36         N8840621 N884044  {Rpz}  
C_C6         0 TL431  {Cpole2}  
E_E1         N884152 0 VALUE { V(ac)+4.995 }
V_Vref         N884702 0 2.5
V_V11         N884608 0 {R3}
R_R32         TL431 N885598  {Rpullup}  
R_R29         N884080 N884044  {RLED}  
V_V16         N885220 0 {Rled}
V_V8         N884572 0 {C1}
C_C2         OPAMP N884620  {C2}  
V_Vbias         N885598 0 5V
R_R35         N885220 0  1k  
.PARAM  C2={1/(2*pi*(fp1)*R2)} Gfc=-20 C3={1/(2*pi*fz1*Rupper)} R2=
+ {sqrt(c/a)*G*fc*R3/fp1} R3={1/(2*pi*fp2*C3)} G={10**(-Gfc/20)} fp1=26k Czero1=
+ {1/(2*pi*fz1*Rupper)} Rpullup=2.2k fp2=26k pfc=-165 Rpz={1/(2*pi*Fp1*Cpz)}
+  Cpole2={1/(2*pi*Fp2*Rpullup)} Rled=
+ {(sqrt(d)/e)*Rpullup*CTR*fp1*fp2/(fz2*fc*G)} Cpz=
+ {(fp1-fz1)/(2*fz1*fp1*Rled*pi)} pi=3.14159 fz1=590 a=
+ {fc**4+fc**2*fz1**2+fc**2*fz2**2+fz1**2*fz2**2} Fc=10k fz2=590 c=
+ {fp2**2*fp1**2+fc**2*fp2**2+fc**2*fp1**2+fc**4} pm=70 Rupper=10k d=
+ {(fp1**2+fc**2)*(fc**2+fz1**2) * (fp2**2+fc**2)*(fc**2+fz2**2)} e=
+ {fp1**2*fp2**2+fp2**2*fc**2+fc**2*fp1**2+fc**4} C1={1/(2*pi*fz2*R2)}

**** RESUMING "TL431 type-3 manual.cir" ****
.END

ERROR -- Undefined parameter: CTR