Added palette JFET opamp

2026-07-01 13:27:32 +02:00
parent 15c03659da
commit efc9995164
23 changed files with 1061 additions and 0 deletions
@@ -0,0 +1,99 @@
+;(setq tab-width 4)
+; BF862
+
+define BF862 (D G S)
+
+    ; SOT23 package parasitics
+    L       :Ld     D   1   L=1.1  nH
+    L       :Ls     S   3   L=1.25 nH
+    L       :Lg     G   4   L=0.78 nH
+
+    R       :Rg     4   2   R=0.535
+
+    C       :Cds    D   S   C=0.0001 pF
+    C       :Cgs    G   S   C=0.05   pF
+    C       :Cgd    G   D   C=0.201  pF
+
+
+
+
+    JBF862  :J1     1   2   3       ; 
+    
+    model JBF862 JFET               \
+        PFET    =   0               \
+        NFET    =   1               \
+        Vto     = -0.7              \
+        Beta    =  0.035            \
+        Lambda  =  0.035            \
+        Rd      =   5               \
+        Rs      =   5               \
+        Cgs     =   3.5E-12         \
+        Cgd     =   1.8E-12         \
+        Kf      =   5.0E-16         \
+        Af      =   1.0
+
+;    model JBF862 JFET               \
+;        PFET    =   0               \
+;        NFET    =   1               \
+;        Vto     =  -0.57093         \
+;        Beta    =  47.800E-3        \
+;        Lambda  =  37.300E-3        \
+;        Rd      =   0.8             \
+;        Rs      =   7.5000          \
+;        Cgs     =   8.2890E-12      \
+;        Cgd     =   7.4002E-12      \
+;        Pb      =   0.5             \
+;        Is      = 424.60E-12        \
+;        M       =   0.6015          \
+;        Kf      =  87.5E-18         \
+;        Af      =   1               \
+;        Fc      =   0.5             \
+;        Betatce =  -0.5             \
+;        Vtotc   =  -2.0000E-3       \
+;        Isr     =   2.995p          \
+;        N       =   1               \
+;        Nr      =   2               \
+;        Xti     =   3               \
+;        Alpha   =  -1.0000E-3       \
+;        Vk      =  69.97 
+
+;   model JBF862    tom1_va         \
+;       Af      =   1.0             \
+;       Alpha   =   1.0e-3          \
+;       Area    =   1.0             \
+;       Beta    =  47.8e-3          \
+;       Betace  =  -0.5             \
+;       Cgs     =   8.2890e-12      \
+;       Cgd     =   7.4002e-12      \
+;       Fc      =   0.5             \
+;       Is      = 424.60e-12        \
+;       Kf      =  87.5e-18         \
+;       M       =   0.6015          \
+;       N       =   1.0             \
+;       Rd      =   0.8             \
+;       Rs      =   7.5             \
+;       Vto     =  -0.57093         \
+;       Vtotc   =  -2.0e-3
+
+;   model JBF862    jfetva                                                          \
+;       NJF     =   1                                                               \
+;       PJF     =   0                                                               \
+;       Level   =   2                                                               \
+;       Vto     =  -0.57093         ; Rhreshold voltage [V]                         \
+;       Beta    =  47.8e-3          ; Transconductancia                             \
+;       Lambda  =  37.3e-3          ; Channel-length modulation                     \
+;       Lambda1 =   50.0            ; Channel-length modulation                     \
+;       Rd      =   0.8             ; Drain ohmic resistance [ohm]                  \
+;       Rs      =   7.5             ; Source ohmic resistance [ohm]                 \
+;       Cgs     =   8.2890e-12      ; Zero-bias G-S junction capacitance [F]        \
+;       Cgd     =   7.4002e-12      ; Zero-bias G-D junction capacitance [F]        \
+;       Pb      =   0.5             ; Gate juntion potential [V]                    \
+;       Is      = 424.6e-12         ; Gate junction saturation current [A]          \
+;       B       =   1.0             ; Doping tail                                   \
+;       M       =   0.6015          ; Gate p-n grading coefficient                  \
+;       Kf      =  87.5e-18         ; Flicker noise coefficient                     \
+;       Af      =   1.0             ; Flicker noise exponent                        \
+;       Fc      =   0.5             ; Forward bias depletion cap coefficient        \
+;       Tnom    =  27
+
+end BF862