***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Apr 03, 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 PDZ18B A K 
.param
+vc0 = 7.46e-16		 vc1 = 1.116e-13	 vc2 = 3.103e-11		vc3 = 2.001e-1
+tc1 = 9.908e-3		 tc2 = 9.986e-3
d1 A K zener
g1 K A value = {(vc0+vc1*v(K,A)+vc2*exp(vc3*v(K,A)))*(1.0+tc1*(temp-25)*exp(tc2*(temp-25)))}
.model zener d
***** flag parameter *****
+level = 1                     
***** dc model parameter *****
+ is = 3.059e-16	   n = 0.985		  rs = 1.636e-1
+ibv = 5e-3		 nbv = 1.0		  bv = 17.955
+ikf = 0.2
***** capacitance parameter *****
+cjo = 5.315e-10	   m = 3.142e-1		  vj = 6.111e-1 
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		  eg = 1.135		 xti = 3
+trs1 = 1.012e-5	tbv1 = 7.346e-4		tikf = -1e-3
.ends PDZ18B
*$
