VDMOS output m1 d g s n1 *.model n1 vdmos rb=0.05 is=10n kp=2 bv=12 rd=0.1 .model N1 vdmos vto=1 cgdmin=0.05p cgdmax=0.2p a=1.2 cgs=0.15p rg=10 kp=2e-4 rb=1e4 is=1e-9 bv=12 cjo=1p subslope=0.1 vd d 0 1 vg g 0 1 vs s 0 0 .control dc vd -2 15 0.05 vg 0 5 1 plot vs#branch dc vg 0 5 0.05 vd 0.5 2.5 0.5 plot vs#branch ylog .endc .end