***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Jul 06, 2018                                                         *
*                                                                     *
*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 P6SMB20A A K 
.param
+vc0 = 3.746e-11	 vc1 = 1.516e-11	 vc2 = 5.413e-11		vc3 = 1.885e-1
+tc1 = 5.558e-2		 tc2 = 2.636e-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 = 1.256e-13	   n = 1.090		  rs = 2.313e-2
+ibv = 1e-3		 nbv = 1		  bv = 20
+ikf = 4
***** capacitance parameter *****
+cjo = 1.265e-9		   m = 3.309e-1		  vj = 4.397e-1 
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		  eg = 1.100		 xti = 3
+trs1 = 1.246e-3	tbv1 = 7.529e-4		tikf = -1e-3
.ends P6SMB20A
*$
