***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Jul 16, 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 BZT52-C6V2S-AU A K
.param
+vc0 = 1.573e-9		vc1 = 1.854e-9		vc2 = 1.162e0		vc3 = 2.407e-13		vc4 = 3.145e0
+tc1 = 4.714e-3		tc2 = 1.063e-3		tc3 = 3.362e-3		tc4 = 3.483e-3
.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 = 1.037e-15	   n = 1.038		  rs = 4.285e-1		ikf = 1.302e-1
+ibv = 5e-3		 nbv = .5		  bv = 6.2
***** capacitance parameter ***
+cjo = 4.588e-11	   m = 3.294e-1		  vj = 5.338e-1
+ fc = 0.5                      
***** temperature coefficient ***
+tnom = 25		  eg = 1.053		 xti = 3
+trs1 = 8.029e-4	trs2 = 4.798e-6		tbv1 = 3.209e-4		tbv2 = 5.032e-9		tikf = 5.873e-3
.ends BZT52-C6V2S-AU
*$
