.model IRF843 NMOS(Level=3 Gamma=0 Delta=0 Eta=0 Theta=0 Kappa=0.2 Vmax=0 Xj=0 + Tox=100n Uo=600 Phi=.6 Rs=6.382m Kp=20.85u W=.68 L=2u Vto=3.879 + Rd=.8203 Rds=2MEG Cbd=1.415n Pb=.8 Mj=.5 Fc=.5 Cgso=1.61n + Cgdo=148.5p Rg=.127 Is=100.1p N=1 Tt=710n) * IR pid=IRF843 case=TO220