Koda: |
*
.MODEL QBC817-40 NPN( + IS = 6.286E-14 + NF = 0.9917 + ISE = 4.53E-15 + NE = 1.774 + BF = 416.3 + IKF = 0.4913 + VAF = 98.08 + NR = 0.9895 + ISC = 1.877E-13 + NC = 1.3 + BR = 24.49 + IKR = 0.203 + VAR = 25 + RB = 1 + IRB = 1000 + RBM = 1 + RE = 0.2256 + RC = 0.143 + XTB = 0 + EG = 1.11 + XTI = 3 + CJE = 3.568E-11 + VJE = 0.726 + MJE = 0.3721 + TF = 4.826E-10 + XTF = 120 + VTF = 3.654 + ITF = 5.104 + PTF = 0 + CJC = 1.296E-11 + VJC = 0.3241 + MJC = 0.3742 + XCJC = 0.455 + TR = 7E-11 + CJS = 0 + VJS = 0.75 + MJS = 0.333 + FC = 0.8662) * |
Koda: |
*
.MODEL BC817-40 NPN + IS = 6.286E-14 NF = 0.9917 ISE = 4.53E-15 NE = 1.774 BF = 416.3 IKF = 0.4913 + VAF = 98.08 NR = 0.9895 ISC = 1.877E-13 NC = 1.3 BR = 24.49 IKR = 0.203 + VAR = 25 RB = 1 IRB = 1000 RBM = 1 RE = 0.2256 RC = 0.143 XTB = 0 EG = 1.11 + XTI = 3 CJE = 3.568E-11 VJE = 0.726 MJE = 0.3721 TF = 4.826E-10 XTF = 120 + VTF = 3.654 ITF = 5.104 PTF = 0 CJC = 1.296E-11 VJC = 0.3241 MJC = 0.3742 + XCJC = 0.455 TR = 7E-11 CJS = 0 VJS = 0.75 MJS = 0.333 FC = 0.8662 * |
Koda: |
.SUBCKT 12AT7 1 2 3 ; P G C; NEW MODEL
+ PARAMS: MU=60 EX=1.35 KG1=460 KP=300 KVB=300 RGI=2000 + CCG=2.3P CGP=2.2P CCP=1.0P ; ADD .7PF TO ADJACENT PINS; .5 TO OTHERS. E1 7 0 VALUE= +{V(1,3)/KP*LOG(1+EXP(KP*(1/MU+V(2,3)/SQRT(KVB+V(1,3)*V(1,3)))))} RE1 7 0 1G G1 1 3 VALUE={(PWR(V(7),EX)+PWRS(V(7),EX))/KG1} RCP 1 3 1G ; TO AVOID FLOATING NODES IN MU-FOLLOWER C1 2 3 {CCG} ; CATHODE-GRID; WAS 1.6P C2 2 1 {CGP} ; GRID-PLATE; WAS 1.5P C3 1 3 {CCP} ; CATHODE-PLATE; WAS 0.5P D3 5 3 DX ; FOR GRID CURRENT R1 2 5 {RGI} ; FOR GRID CURRENT .MODEL DX D(IS=1N RS=1 CJO=10PF TT=1N) .ENDS |
Koda: |
prva vrstica je vedno komentar, SPICE bo tole ignoriral
Vnap 1 0 10V R1 1 2 1k R2 2 0 1kohm |
LTSpice-help je napisal/a: |
Note: It is better to use a G source shunted with a resistance to approximate an E source than to use an E source. A voltage controlled current source shunted with a resistance will compute faster and cause fewer convergence problems than a voltage controlled voltage source. Also, the resultant nonzero output impedance is more representative of a practical circuit. |
Koda: |
* test knjiznica
* potenciometer * 1=ccw 3=w 5=cw 6=+ 7=- .subckt POT 1 3 5 6 7 V1 5 4 0 G1 3 4 value={(1-V(6,7))*{Rpot}*I(V1)/{Rsh}} R1 4 3 {Rsh} R2 3 2 {Rsh} G2 2 3 value={V(6,7)*{Rpot}*I(V2)/{Rsh}} V2 2 1 0 .ends |
gumby je napisal/a: |
Drug način spreminjanja parametrov je uporaba naključnih vrednosti. Določimo nazivno vrednost in toleranco, v vsaki simulaciji bo vrednost parametra drugačna. Ta princip se imenuje "monte-carlo", pojma nimam zakaj. |