Freescale LDMOS MET Model 参数问题

默认 RTH=-1；CTH=-1；
看到文件描述涉及芯片内die的数量引起的换算问题；请问哪位熟悉这组参数? ************************************************** aLdefine FSL_MET_MODEL_sparm_s4p (n1 n2 n3 n4)
parameters File="test" RTH=-1 TSNK=-1 CTH=-1 \
Sparm_File="test.s4p"
Number_of_Die=1 ;
; options block for easier DC convergence
Options:Options_MRF1 Temp=25 TopologyCheck=no
ForceS_Params=no MaxSpectralSize=512
V_RelTol=1e-6 V_AbsTol=1e-6
I_RelTol=1e-7 I_AbsTol=1e-7
GiveAllWarnings=no MaxWarnings=10
ForceM_Params=yes
NumDie=if(Number_of_Die>=0||Number_of_Die<=2) then Number_of_Die else 1 endif
NEW_RTH=if(RTH==-1) then -1 else (RTH*NumDie) endif
NEW_CTH=if(CTH==-1) then -1 else (CTH/NumDie) endif
sparm_s4p:snp1 n1 n2 _net1001 _net2001 Filename=Sparm_File
FSL_MET_MODEL:MRF1 _net1001 _net2001 n3 n4 File=File TSNK=TSNK RTH=NEW_RTH CTH=NEW_CTH
;
end FSL_MET_MODEL_sparm_s4p
:
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如果仿真需要算热阻