TopXplorer

Comments

Created Monday 31 May 2021

Subcircuits for Reference

These circuits may be used as references where needed

Generic RLGC, Single Line

This circuits shows how to use RLGC parameters in an SP file for simulation, since the TRL transmission line element is not compatible with TopXplorer.

.subckt TRLGC
+a1 ref1
+a2 ref2

*Parameters:
*Length in meters
+length = 6

*R(f) = R0 + sqrt(f*Rs)
*G(f) = G0 + f*Gd

.Model DEFAULT_2DEM_MODEL W MODELTYPE=RLGC N=1
+ L0=
+ 0.001e-15
+ C0=
+ 0.001e-15
+ R0=
+ 0.001e-15
+ G0=
+ 0.001e-15
+ Rs=
+ 0.001e-15
+ Gd=
+ 0.001e-15

W1 a1 ref1 a2 ref2
+ N=1 L='length' RLGCModel=DEFAULT_2DEM_MODEL FGD=1.00000000e+009
.ENDS