*Aug 25, 2010 *Doc. ID: 90586, Rev. A *File Name: irfz44ns_PS.txt and irfz44ns_PS.spi *This document is intended as a SPICE modeling guideline and does not *constitute a commercial product datasheet. Designers should refer to the *appropriate data sheet of the same number for guaranteed specification *limits. .SUBCKT irfz44ns 1 2 3 * SPICE3 MODEL WITH THERMAL RC NETWORK ************************************** * Model Generated by MODPEX * *Copyright(c) Symmetry Design Systems* * All Rights Reserved * * UNPUBLISHED LICENSED SOFTWARE * * Contains Proprietary Information * * Which is The Property of * * SYMMETRY OR ITS LICENSORS * *Commercial Use or Resale Restricted * * by Symmetry License Agreement * ************************************** * Model generated on Jul 15, 02 * MODEL FORMAT: SPICE3 * Symmetry POWER MOS Model (Version 1.0) * External Node Designations * Node 1 -> Drain * Node 2 -> Gate * Node 3 -> Source M1 9 7 8 8 MM L=100u W=100u .MODEL MM NMOS LEVEL=1 IS=1e-32 +VTO=3.54935 LAMBDA=0 KP=38.8344 +CGSO=1.25276e-05 CGDO=1e-09 RS 8 3 0.012 D1 3 1 MD .MODEL MD D IS=2.80771e-10 RS=0.00961895 N=1.24605 BV=55 +IBV=0.00025 EG=1.2 XTI=3.04633 TT=0.0001 +CJO=1.3e-09 VJ=0.513407 M=0.453446 FC=0.5 RDS 3 1 1e+06 RD 9 1 1e-06 RG 2 7 2.68384 D2 4 5 MD1 * Default values used in MD1: * RS=0 EG=1.11 XTI=3.0 TT=0 * BV=infinite IBV=1mA .MODEL MD1 D IS=1e-32 N=50 +CJO=1.42524e-09 VJ=0.5 M=0.529959 FC=1e-08 D3 0 5 MD2 * Default values used in MD2: * EG=1.11 XTI=3.0 TT=0 CJO=0 * BV=infinite IBV=1mA .MODEL MD2 D IS=1e-10 N=0.4 RS=3e-06 RL 5 10 1 FI2 7 9 VFI2 -1 VFI2 4 0 0 EV16 10 0 9 7 1 CAP 11 10 2.16945e-09 FI1 7 9 VFI1 -1 VFI1 11 6 0 RCAP 6 10 1 D4 0 6 MD3 * Default values used in MD3: * EG=1.11 XTI=3.0 TT=0 CJO=0 * RS=0 BV=infinite IBV=1mA .MODEL MD3 D IS=1e-10 N=0.4 .ENDS irfz44ns *SPICE Thermal Model Subcircuit .SUBCKT irfz44nst 4 0 *(4 Layers) R_RTHERM1 2 1 0.03 R_RTHERM2 3 2 0.19 R_RTHERM3 4 3 0.518 R_RTHERM4 0 4 0.27 C_CTHERM1 1 0 0.000467 C_CTHERM2 0 2 0.000237 C_CTHERM3 3 0 0.001593 C_CTHERM4 0 4 0.063985 .ENDS irfz44nst