ALIFARID
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I wrote a code for NMOS .35u but a problem is the mosfet don't work and Idrain=0 when I put Vgs=2
& Vds=1 also source=0.
I need help.
Vds 2 0 1
Vgs 1 0 2
M1 2 1 0 0 BSIM3v3 l=.35u w=10u;
.MODEL BSIM3v3 NMOS
+Level = 49
+Lint = 4.e-08 Tox = 4.e-09
+Vth0 = 0.5999 Rdsw = 250
+ mobmod = 1.000000e+00 capmod = 1.000000e+00 nqsmod = 0.000000e+00
+ tox = 6.500000e-09 cdsc = 1.000000e-10 cdscb = 0.000000e+00
+ cdscd = 3.146578e-03 cit = -1.165567e-03 nfactor = 2.067847e+00
+ xj = 2.000000e-07 vsat = 1.733115e+05 at = 4.587946e+04
+ a0 = 1.208623e+00 ags = 2.664144e-01 a1 = 0.000000e+00
+ a2 = 3.926521e-01 keta = -5.969015e-03 nch = 3.053200e+17
+ k1 = 7.823191e-01 kt1 = -2.968857e-01 kt1l = 6.948321e-09
+ kt2 = -2.439718e-02 k2 = -5.976393e-02 k3 = -2.348052e+00
+ k3b = -2.995700e+00 w0 = 0.000000e+00 nlx = 2.343014e-07
+ dvt0 = 1.904429e+01 dvt1 = 8.095353e-01 dvt2 = 6.252991e-03
+ dvt0w = 0.000000e+00 dvt1w = 0.000000e+00 dvt2w = 0.000000e+00
+ drout = 5.600000e-01 dsub = 5.891755e-01 vth0 = 4.452273e-01
+ ua = -1.085785e-09 ua1 = 2.451017e-09 ub = 2.210053e-18
+ ub1 = -2.617479e-18 uc = 3.755569e-11 uc1 = 2.640885e-13
+ u0 = 3.324764e-02 ute = -1.230449e+00 voff = -8.793706e-02
+ delta = 9.688553e-03 rdsw = 4.385596e+02 prwg = 1.000000e-01
+ prwb = -7.964250e-02 prt = -4.162666e+01 eta0 = 1.722893e-01
+ etab = -5.113721e-02 pclm = 9.585992e-01 pdiblc1 = 2.537726e-12
+ pdiblc2 = 3.312959e-05 pdiblcb = -1.000000e-03 pscbe1 = 5.656369e+08
+ pscbe2 = 1.000000e-03 pvag = 1.000001e-12 wr = 9.107508e-01
+ dwg = -7.427878e-09 dwb = -3.328336e-09 b0 = 1.598826e-07
+ b1 = 5.141988e-17 alpha0 = 0.000000e+00 beta0 = 3.000000e+01
+ elm = 5.000000e+00 cgsl = 0.000000e+00 cgdl = 0.000000e+00
+ ckappa = 6.000000e-01 cf = 9.056200e-11 clc = 1.000000e-07
+ cle = 6.000000e-01 tnom = 2.500000e+01 cgso = 1.590000e-10
+ cgdo = 1.590000e-10 cgbo = 0.000000e+00 xpart = 1.000000e+00
+ rsh = 0.000000e+00 pb = 5.112000e-01 mj = 3.872000e-01
+ mjsw = 3.872000e-01 pbsw = 5.112000e-01 cj = 8.488000e-04
+ cjsw = 4.896000e-10 lint = 2.345145e-09 ll = 1.382235e-09
+ lln = 2.000000e-01 lw = 0.000000e+00 lwn = 0.000000e+00
+ lwl = 0.000000e+00 wint = 1.347400e-07 wl = 0.000000e+00
+ wln = 1.000000e+00 ww = -7.781819e-14 wwn = 1.000000e+00
+ wwl = 0.000000e+00 noimod = 1.000000e+00 kf = 2.000000e-29
.DC Vgs 2 2 .5
.DC Vds .5 2.5 .5
.PROBE vsd_id=par('Vds(M1)/I(M1)')
.PROBE vsd_id=par('Vgs(M1)/I(M1)')
.END
& Vds=1 also source=0.
I need help.
Vds 2 0 1
Vgs 1 0 2
M1 2 1 0 0 BSIM3v3 l=.35u w=10u;
.MODEL BSIM3v3 NMOS
+Level = 49
+Lint = 4.e-08 Tox = 4.e-09
+Vth0 = 0.5999 Rdsw = 250
+ mobmod = 1.000000e+00 capmod = 1.000000e+00 nqsmod = 0.000000e+00
+ tox = 6.500000e-09 cdsc = 1.000000e-10 cdscb = 0.000000e+00
+ cdscd = 3.146578e-03 cit = -1.165567e-03 nfactor = 2.067847e+00
+ xj = 2.000000e-07 vsat = 1.733115e+05 at = 4.587946e+04
+ a0 = 1.208623e+00 ags = 2.664144e-01 a1 = 0.000000e+00
+ a2 = 3.926521e-01 keta = -5.969015e-03 nch = 3.053200e+17
+ k1 = 7.823191e-01 kt1 = -2.968857e-01 kt1l = 6.948321e-09
+ kt2 = -2.439718e-02 k2 = -5.976393e-02 k3 = -2.348052e+00
+ k3b = -2.995700e+00 w0 = 0.000000e+00 nlx = 2.343014e-07
+ dvt0 = 1.904429e+01 dvt1 = 8.095353e-01 dvt2 = 6.252991e-03
+ dvt0w = 0.000000e+00 dvt1w = 0.000000e+00 dvt2w = 0.000000e+00
+ drout = 5.600000e-01 dsub = 5.891755e-01 vth0 = 4.452273e-01
+ ua = -1.085785e-09 ua1 = 2.451017e-09 ub = 2.210053e-18
+ ub1 = -2.617479e-18 uc = 3.755569e-11 uc1 = 2.640885e-13
+ u0 = 3.324764e-02 ute = -1.230449e+00 voff = -8.793706e-02
+ delta = 9.688553e-03 rdsw = 4.385596e+02 prwg = 1.000000e-01
+ prwb = -7.964250e-02 prt = -4.162666e+01 eta0 = 1.722893e-01
+ etab = -5.113721e-02 pclm = 9.585992e-01 pdiblc1 = 2.537726e-12
+ pdiblc2 = 3.312959e-05 pdiblcb = -1.000000e-03 pscbe1 = 5.656369e+08
+ pscbe2 = 1.000000e-03 pvag = 1.000001e-12 wr = 9.107508e-01
+ dwg = -7.427878e-09 dwb = -3.328336e-09 b0 = 1.598826e-07
+ b1 = 5.141988e-17 alpha0 = 0.000000e+00 beta0 = 3.000000e+01
+ elm = 5.000000e+00 cgsl = 0.000000e+00 cgdl = 0.000000e+00
+ ckappa = 6.000000e-01 cf = 9.056200e-11 clc = 1.000000e-07
+ cle = 6.000000e-01 tnom = 2.500000e+01 cgso = 1.590000e-10
+ cgdo = 1.590000e-10 cgbo = 0.000000e+00 xpart = 1.000000e+00
+ rsh = 0.000000e+00 pb = 5.112000e-01 mj = 3.872000e-01
+ mjsw = 3.872000e-01 pbsw = 5.112000e-01 cj = 8.488000e-04
+ cjsw = 4.896000e-10 lint = 2.345145e-09 ll = 1.382235e-09
+ lln = 2.000000e-01 lw = 0.000000e+00 lwn = 0.000000e+00
+ lwl = 0.000000e+00 wint = 1.347400e-07 wl = 0.000000e+00
+ wln = 1.000000e+00 ww = -7.781819e-14 wwn = 1.000000e+00
+ wwl = 0.000000e+00 noimod = 1.000000e+00 kf = 2.000000e-29
.DC Vgs 2 2 .5
.DC Vds .5 2.5 .5
.PROBE vsd_id=par('Vds(M1)/I(M1)')
.PROBE vsd_id=par('Vgs(M1)/I(M1)')
.END