.MODEL RB451F D + IS=821.50E-9 + N=1.0660 + RS=1.1820 + IKF=13.221 + XTI=2 + EG=.69 + CJO=21.820E-12 + M=.423 + VJ=.354 + BV=40 + IBV=10.000E-6 + TT=8.6562E-9 *$