Vertical BJT in 0.18um technology (VBIC)???

rbmod spectre model

Hello,
I have been trying to make this Bandgap circuit in Cadence and simulate it using Spectre. I managed to get some BJT parameters from somewhere, which I am using. The parameter block for the BJT is:

model wp2 bjt type=pnp is=1.229e-17 eg=1.169 xti=2.200 nf=1.010
+ ise=5.631f ne=1.740 ikf=5.363m vaf=16 bf=31 xtb=1.280 nr=1
+ isc=4.426e-16 nc=1.500 ikr=2.379m var=3.100 br=15 rc=276.231
+ trc1=2.31m trc2=13.691u re=2.647 tre1=250u tre2=0 rb=107.091
+ trb1=1.189m trb2=6.681u rbm=85.673 irb=3.413m cje=33.637f
+ mje=500m vje=990.003m fc=950m cjc=56.905f mjc=310m vjc=800m
+ xcjc=350m cjs=126.721f mjs=400m vjs=790m tf=16p tr=36n xtf=1
+ vtf=1.200 itf=2.454m ptf=25 kf=6.600e-16 af=1

Click to expand...

But I think these parameters do not represent the BJT for the 0.18um process. I need the parameters for the BJT urgently. I searched MOSIS' website also but it only had parameters to PMOS and NMOS transistors. How or where do I get the parameters for the BJT from??

Any help would be greatly appreciated.

pnp5 vertical pnp

TSMC provides 3 BJT models NP10, PNP5, PNP2 for it's 018um process.

PNP10, PNP5, PNP2 - means emitter size 10X10, 5x5, 2x2.

You can find this in Log018m.scs file, section bip or bip3.

vertical　bjt　layout

Where do I get the file Log018m.scs ????

in your process design kit from TSMC ;-)

Hi,
this is TSMC018mm NPN BJT models for 3.3V for Cadence.

section bip3
//
model pnp10_3 bjt type=pnp minr=1e-60 rbmod=spice bf=2.715 * bfa3 nf=0.9931534 * nfa3 is=9.0353e-18
+ * isa3 ise=9.0353e-18 * isa3 isc=9.0353e-18 * isa3 ne=1.2977142 rb=33.063401 *
+ rba3 irb=1.401332e-3 rbm=1.0965611 * rbma3 re=1.3979963 * rea3 ikf=2.05254e-3
+ nkf=0.477972 vaf=361.145 br=9.0433e-3 nr=0.9908706 nc=0.9007513 rc=20.08 * rca3
+ ikr=1.98804e-4 var=27.84541 xti=3 eg=1.17 xtb=0 trb1=1.493714e-3 tirb1=1.375303e-5
+ trm1=1.074565e-5 tre1=1.068665e-4 tikf1=-3.912025e-3 tikr1=-3.93e-3 trc1=8e-5
+ tbf1=5.11e-3 tbf2=1e-6 tnf1=-1.0025e-4 tne1=2.00234e-4 tvaf1=-5e-3 tbr1=-1.95e-3
+ tbr2=2.25e-5 tnc1=8.022278e-5 tnc2=0 tnr1=-2.025978e-4 tnr2=0 cje=1.124556e-13
+ * cjea3 vje=0.8049122 mje=0.3845495 fc=0 cjc=6.353976e-14 * cjca3 vjc=0.5846489
+ mjc=0.2883243 tlev=0 tlevc=1 cte=9.700197e-4 ctc=1.9425e-3 tvje=1.625007e-3 tvjc=2.819e-3
+ tnom=25
//
model pnp5_3 bjt type=pnp minr=1e-60 rbmod=spice bf=2.725 * bfa3 nf=0.9928534 * nfa3 is=2.5351e-18
+ * isa3 ise=2.5351e-18 * isa3 isc=2.5351e-18 * isa3 ne=1.3977142 rb=54.76734 *
+ rba3 irb=1.401332e-3 rbm=1.0965611 * rbma3 re=1.3979963 * rea3 ikf=1.1254e-3 nkf=0.477972
+ vaf=372.731 br=3.5513e-3 nr=0.993881 nc=0.98076 rc=20.08 * rca3 ikr=1.98804e-4
+ var=22.44541 xti=3 eg=1.17 xtb=0 trb1=1.493714e-3 tirb1=1.375303e-5 trm1=1.074565e-5
+ tre1=1.068665e-4 tikf1=-2.752025e-3 tikr1=-3.93e-3 trc1=8e-5 tbf1=5.2e-3 tbf2=1.1e-6
+ tnf1=-1.056025e-4 tne1=2.152336e-4 tvaf1=-4e-5 tbr1=-1.01e-3 tbr2=1.3e-5 tnc1=1.122277e-4
+ tnc2=0 tnr1=-1.026101e-4 tnr2=0 cje=3.034505e-14 * cjea3 vje=0.8049122 mje=0.3745495
+ fc=0 cjc=3.728498e-14 * cjca3 vjc=0.5846489 mjc=0.2783243 tlev=0 tlevc=1 cte=9.500197e-4
+ ctc=2.0325e-3 tvje=1.625007e-3 tvjc=3.009e-3 tnom=25
//
model pnp2_3 bjt type=pnp minr=1e-60 rbmod=spice bf=2.7351 * bfa3 nf=1.006853 * nfa3 is=8.03515e-19
+ * isa3 ise=8.03515e-19 * isa3 isc=8.03515e-19 * isa3 ne=1.2977142 rb=102.76734
+ * rba3 irb=1.401332e-3 rbm=1.0965611 * rbma3 re=1.297997 * rea3 ikf=4.02541e-4
+ nkf=0.427981 vaf=126.168 br=1.1153e-3 nr=1.013671 nc=0.920748 rc=20.08 * rca3
+ ikr=1.98804e-4 var=20.0151 xti=3 eg=1.17 xtb=0 trb1=1.493714e-3 tirb1=1.375303e-5
+ trm1=1.074565e-5 tre1=1.068665e-4 tikf1=-4.31203e-3 tikr1=-3.93e-3 trc1=8e-5 tbf1=5.85e-3
+ tbf2=3e-6 tnf1=-1.056025e-4 tne1=2.152336e-4 tvaf1=-1e-3 tbr1=-1.5e-3 tbr2=1.65e-5
+ tnc1=1.122198e-4 tnc2=0 tnr1=-2.425601e-4 tnr2=0 cje=5.92616e-15 * cjea3 vje=0.8049122
+ mje=0.3495495 fc=0 cjc=2.432423e-14 * cjca3 vjc=0.5846489 mjc=0.2673243 tlev=0
+ tlevc=1 cte=9.000197e-4 ctc=1.9025e-3 tvje=1.625007e-3 tvjc=2.959e-3 tnom=25
//
endsection bip3

borodenkov said:

in your process design kit from TSMC ;-)

Click to expand...

You mean in Cadence? Could you please specify the name of the Folder? Thank you.