***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*JUL 10, 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 SM8S22A-AU A K 
.param
+vc0 = 1.103e-09 	vc1 = 0.812e-10		vc2 = 5.687e-10		vc3 = 2.067e-1
+tc1 = 1.559e-2		tc2 = 3.095e-2		tc3 = 3.511e-2		tc4 = 2.001e-2
d1 A K zener
g1 K A value = {(vc0+vc1*v(K,A))*(1.0+tc1*(temp-25)*exp(tc2*(temp-25)))+vc2*exp(vc3*v(K,A))*(1.0+tc3*(temp-25)*exp(tc4*(temp-25)))}
.model zener d
***** flag parameter *****
+level = 1
***** dc model parameter *****
+ is = 9.761e-13	 n = 1.062		rs = 4.217e-3		ikf = 13.978
+ibv = 5e-3		 nbv = 1		bv = 25.7
***** capacitance parameter *****
+cjo = 1.013e-14	   m = 3.244e-1		  vj = 6.200e-1
+ fc = 0.5
***** temperature coefficient *****
+tnom = 25		  eg =1.071		 xti = 3
+trs1 = 0.826e-3 	trs2 = 6.751e-6		tikf = 8.699e-3		
+tbv1 = 7.934e-4	tbv2 = -6.266e-7
.ends SM8S22A-AU
*$
