***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Jul 17, 2024                                                         *
*                                                                     *
*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 PZS515V6BAS-AU A K
.param
+vc0 = 9.879e-11	   vc1 = 3.283e-12	vc2 = 0.300      	vc3 = 5.8835e-12      vc4 = 2.680
+tc1 = 1.852e-2       tc2 = 1.072e-2      tc3 = 7.722e-3	tc4 = 3.862e-3	                         
d1 A A1 zener
g1 A1 A value = {irexp(v(A1,A))}
v1 A1 K1 0
e1 K1 K value = {rbv(i(v1))}
.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) {1.977e-1*min(i,0)}
.model zener d
***** dc model parameter *****
+ is = 3.139e-16	   	  n = 1.000		        rs = 1.000e-6		ikf = 1.159e-1
+ibv = 50e-6		 nbv = 1			  bv = 5.6
***** capacitance parameter ***
+cjo = 1.004e-10	   	   m = 3.004e-1		  vj = 6.105e-1
+ fc = 0.5                      
***** temperature coefficient ***
+tnom = 25			  eg = 1.105		 xti = 3
+trs1 = -5.574e-4		  tbv1 = 3.036e-4		tbv2 = -1.632e-9	
.ends PZS515V6BAS-AU
*$
