*Nov 05, 2012
*ECN S12-2601, Rev. B
*This document is intended as a SPICE modeling guideline and does not
*constitute a commercial product datasheet. Designers should refer to the
*appropriate datasheet of the same number for guaranteed specification
*limits.
.SUBCKT Si4477DY D G S 
M1 3 GX S S PMOS W= 9382000u L= 0.25u 
M2 S GX S D NMOS W= 9382000u L= 3.893e-07 
R1 D 3 5.002e-04 4.508e-02 -1.489e-05 
CGS GX S 1.348e-09 
CGD GX D 9.215e-12 
RG G GY 1.3 
RTCV 100 S 1e6 -9.921e-04 -3.280e-06 
ETCV GY GX 100 200 1 
ITCV S 100 1u 
VTCV 200 S 1 
DBD D S DBD 
**************************************************************** 
.MODEL PMOS PMOS ( LEVEL = 3 TOX = 3e-8 
+ RS = 5.523e-03 KP = 1.089e-05 NSUB = 1.390e+16 
+ KAPPA = 1.000e-06 ETA = 4.842e-07 NFS = 1.945e+12 
+ LD = 0 IS = 0 TPG = -1) 
*************************************************************** 
.MODEL NMOS NMOS ( LEVEL = 3 TOX = 3e-8 
+NSUB = 1.625e+16 IS = 0 TPG = -1 ) 
**************************************************************** 
.MODEL DBD D ( 
+FC = 0.1 TT = 3.456e-08 TREF = 25 BV = 22 
+RS = 2.845e-03 N = 1.228e+00 IS = 2.926e-09 
+EG = 1.010e+00 XTI = 2.018e-01 TRS = 1.000e-05 
+CJO = 1.396e-09 VJ = 8.988e-01 M = 3.521e-01 ) 
.ENDS 
