***********************************************************************
***********           PANJIT International Inc.             ***********
***********************************************************************
*Mar 08, 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 1SMA4754 A K 
.param
+vc0 = 2.339e-11		vc1 = 8.011e-12		vc2 = 3.241e-11		vc3 = 8.026e-2
+tc1 = 8.062e-3		tc2 = 2.731e-4		tc3 = 2.022e-3		tc4 = 3.014e-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 = 6.548e-15		   n = 1.036		  rs = 6.733e-3		ikf = 7.471e-1
+ ibv = 6.5e-3		 nbv = 1.8			  bv = 39
***** capacitance parameter ***
+cjo = 1.369e-10		  m = 3.288e-1		 vj = 6.065e-1
+ fc = 0.5
***** temperature coefficient ***
+tnom = 25			  eg = 1.115		 xti = 3			tikf = 3.801e-3
+trs1 = 8.286e-4		trs2 = 1.164e-7		tbv1 = 7.687e-4		tbv2 = 6.642e-7	
.ends 1SMA4754
*$
