;(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