.model 2N6661  NMOS(Level=3 Gamma=0 Delta=0 Eta=0 Theta=0 Kappa=0.2 Vmax=0 Xj=0
 +  Tox=2u Uo=600 Phi=.6 Kp=1.05u W=.18 L=2u Rs=20m Vto=2 Rd=0
 +  Rds=9MEG Cgso=15.45p Cgdo=8.947p Cbd=108.7p Mj=.5 Pb=.8 Fc=.5
 +  Rg=209.5 Is=10f N=1 Rb=1m)