.model IRF331 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=5.702m Kp=20.47u W=.33 L=2u Vto=3.6
+ Rd=.6483 Rds=1.556MEG Cbd=665.2p Pb=.8 Mj=.5 Fc=.5 Cgso=1.595n
+ Cgdo=219.6p Rg=.1103 Is=139p N=1 Tt=515n)
* IR pid=IRF331 case=TO3