***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Feb 07, 2025                                                         *
*                                                                     *
*This SPICE Model describes the characteristics of a typical device   *
*and does not respresent the specification. Designer should refer to  *
*the same type name data sheet for specification limits.              *
***********************************************************************
*$
.subckt P4SMAJ33A-AU  A K 
.param
+vc0 = 4.877e-11		 vc1 = 6.283e-12		 vc2 = 1.000		 vc3 = 4.335e-11		 vc4 = 8.607e-2
+tc1 = 3.852e-2		 tc2 = 2.672e-2		 tc3 = 2.222e-2		 tc4 =2.362e-2	
.func irexp(v) {(vc0+vc1*v**vc2)*(1.0+tc1*(temp-25)*exp(tc2*(temp-25)))+(vc3*exp(vc4*v))*(1.0+tc3*(temp-25)*exp(tc4*(temp-25)))}
.func rbv(i) {1.222*min(i,0)}
d1 A A1 zener
g1 A1 A value = {irexp(v(A1,A))}
v1 A1 K1 0
e1 K1 K value = {rbv(i(v1))}
.model zener d
***** flag parameter *****
+level = 1 
***** dc model parameter *****
+ is = 1.103e-14	       n = 1.038          rs = 5.684e-2
+ibv = 1.000e-3		 nbv = 1.000        bv = 41.6
+ikf = 2.149e-1
***** capacitance parameter *****
+cjo = 3.274e-10	   m = 3.321e-1		  vj = 5.618e-1
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		      eg = 1.120		      xti = 3
+tikf = 6.000e-4        trs1 = 2.855e-3      
+tbv1 =8.787e-4	      tbv2 = -5.452e-7        
.ends P4SMAJ33A-AU
*$
