***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Jul 05, 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 BZX84B20-AU A K 
.param
+vc0 = 1.946e-11	 vc1 = 4.916e-12	 vc2 = 8.393e-12		vc3 = 8.905e-2
+tc1 = 1.231e-2		 tc2 = 2.751e-2
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 = 1.236e-15	   n = 1.036		  rs = 4.038e-1
+ibv = 5e-3		 nbv = 1		  bv = 20
+ikf = 2e-2
***** capacitance parameter *****
+cjo = 2.199e-11	   m = 3.296e-1		  vj = 5.463e-1 
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		  eg = 1.144		 xti = 2.5
+trs1 = 9.905e-4	trs2 = 4.905e-6
+tbv1 = 7.435e-4	tbv2 = -2.757e-7	tikf = 2e-3
.ends BZX84B20-AU
*$
