.MODEL RB521S-30 D
+ IS=1.0193E-6
+ N=.97721
+ RS=.52696
+ IKF=30.129
+ XTI=2
+ EG=.69
+ CJO=30.810E-12
+ M=.4562
+ VJ=.36561
+ BV=30
+ IBV=.11618
+ TT=8.6562E-9
*$