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***********           PANJIT International Inc.             ***********
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*Apr 09, 2021                                                         *
*                                                                     *
*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 BZX84C39W A K
.param
+vc0 = 1.322e-10	 vc1 = 5.767e-11   	 vc2 = 7.362e-1		 vc3 = 3.394e-11	  vc4 = 7.590e-2
+tc1 = 2.054e-2		 tc2 = 1.035e-2		 tc3 = 2.277e-2		 tc4 = 1.988e-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 = 2.037e-13	   n = 1.247e0		  rs = 5.305e-1		ikf = 1.714e-3
*+ is = 2.274e-14	   n = 2.110e0		  rs = 4.325e-1		ikf = 4.163e-2
+ibv = 5e-3		 nbv = 1		  bv = 39
***** capacitance parameter *****
+cjo = 1.324e-11	   m = 3.703e-1		  vj = 7.215e-1 
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		  eg = 1.142		 xti = 3
+trs1 = -2.073e-4	trs2 = 5.821e-7		tikf = 9.965e-3		
+tbv1 = 9.300e-4	tbv2 = -2.445e-7
.ends BZX84C39W
*$
