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***********           PANJIT International Inc.             ***********
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*Oct 24, 2019                                                         *
*                                                                     *
*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 AZ23C12 A K 
.param
+vc0 = 1.586e-10	 vc1 = 2.683e-11	vc2 = 1.000e0		 vc3 = 1.191e-13	 vc4 = 3.610e-1
+tc1 = 1.091e-2		 tc2 = 6.111e-3		tc3 = 5.151e-3		 tc4 = 5.521e-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)))}
d1 A K zener
g1 K A value = {irexp(v(K,A))}
.model zener d
***** flag parameter *****
+level = 1                     
***** dc model parameter *****
+ is = 1.030e-15	   n = 1.023		  rs = 4.541e-1
+ibv = 5e-3		 nbv = 1.0		  bv = 12
+ikf = 9.115e-3
***** capacitance parameter *****
+cjo = 3.569e-11   	m = 3.276e-1		  vj = 5.742e-1 
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		  eg = 1.121		 xti = 3
+trs1 = -9.825e-5	trs2 = 4.725e-6
+tbv1 = 6.651e-4	tbv2 = -1.265e-7	tikf = 1e-2
.ends AZ23C12
*$
