***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Oct 18, 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 BZX84C4V7 A K 
.param
+vc0 = 8.046e-9		vc1 = 2.338e-9		vc2 = 1.000		vc3 = 8.036e-10		vc4 = 9.271
+tc1 = 1.151e-2		tc2 = 9.721e-3		tc3 = 4.101e-3		tc4 = 3.321e-3
.func irpwr(v) {(vc0+vc1*v^vc2)*(1.0+tc1*(temp-25)*exp(tc2*(temp-25)))+(vc3*v^vc4)*(1.0+tc3*(temp-25)*exp(tc4*(temp-25)))}
d1 A K zener
g1 K A value = {irpwr(v(K,A))}
.model zener d
***** flag parameter *****
+level = 1 
***** dc model parameter *****
+ is = 3.345e-15	   n = 1.070		  rs = 4.184e-1
+ibv = 1e-3		 nbv = 6.0		  bv = 4.7
+ikf = 1.608e-1
***** capacitance parameter *****
+cjo = 1.442e-10	   m = 4.047e-1		  vj = 8.927e-1 
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		  eg = 1.126		 xti = 3
+trs1 = 5.585e-4	trs2 = 6.925e-6		tikf = 5e-3
+tbv1 = -2.276e-4	tbv2 = 1.061e-8	
.ends BZX84C4V7
*$
