VDMOS output m1 d g s s n1 .model n1 vdmos rb=0.05 is=10n kp=2 bv=12 rd=0.1 *d1 s d dmod *.model dmod d is=10n rs=0.05 vd d 0 1 vg g 0 1 vs s 0 0 vb b 0 0 .dc vd -2 15 0.05 vg 0 5 1 .control run plot vs#branch .endc .end