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*ZETEX ZLLS500 Spice Model v2.0 Last revision 24/05/2007
    *
    *This simple model has limitations with respect to temperature
    *best fit of forward characteristitics with temperature EG=0.63
    *best fit of reverse characteristitics with temperature EG=0.85
    *
    .MODEL ZLLS500 D IS=6.1e-7 N=1.03 ISR=1.4E-6 NR=2 IKF=0.32 BV=42 IBV=2E-4
    +RS=0.27 TT=3e-9 CJO=71e-12 VJ=0.6 M=0.36 EG=0.63 XTI=2 TRS1=4e-3
    *
    *$
    *