Uso de bjt

Pre informe
2.1 VB, VC, VE
prac1.analogicaII.Figura.1.emisorcomun
vs 1 0 sin(0 100m 1k)
rs 1 2 4.7k
c1 2 3 22u
r2 3 0 2.2k
r1 3 6 20k
vcc 6 0 12
Q1 5 3 4 Q2N2222
rc 5 6 1k
re4 0 100
ce 4 0 47u
c2 5 7 22u
rl 7 0 1k
.lib eval.lib
.dc vcc 0 12 1
.op Av con R=1k
.probe
.end




FL, FH CON R=1K










VB | VC |VE | MODO DE OPERACION |
1.15V | 8.48V | 466.3mV | ACTIVO |
Polarización del transistor Variando RL
RL | FL | FH | AV | BW |
500 | 398.078 |606.210K | 6.91 | 605k |
1K | 445.379 | 445.954K | 10.319 | 445k |
10K | 410.455 | 281.378 | 18.5 | 280k |


C1 | FL | FH | AV | Bw |
10u |410.612 | 445.954k | 10.321 | 445k |
22u | 445.379 | 445.954k | 10.319 | 445k |
47u | 410.021 | 445.954k | 10.318 | 445k |
Variando Ce
Ce | FL | FH | AV | Bw |
10u | 1.934k |445.954k | 6.684 | 444k |
22u | 881.226 | 445.954k | 8.853 | 445k |
47u | 445.379 | 445.954k | 10.319 | 445k |



C2 | FL | FH | AV | Bw |
10u | 413.058 | 445.954k |10.334 | 445k |
22u | 410.199 | 445.954k | 10.319 | 445k |
47u | 413.058 | 445.954k | 10.312 | 445k |

practica1.analII.basecomun VC, VE, VB
vs 1 0 sin(0 100m 1k)
*vs 1 0 ac 100m
rs 12 100
c1 2 3 22u
re 3 4 5.6k
vee 0 4 12
Q2 5 0 3 Q2N2222
rc 5 6 3.3k
vcc 6 0 dc 12
c2 5 7 22u
rl 7 0 10k
.lib eval.lib
.ac dec 30 5 100000000
.tran 1u 5m 0.1p
.OP
.PROBE
.END

AVcon R=10K Ω FL, FH con R=10k Ω

VB | VC | VE | MODO DE OPERACION |
0 | 7.44V | -647.6mV | ACTIVO |
Polarización del transistor Variando RL
RL | FL | FH| AV | BW |
220 | 78.56 | 96.078M | 1.759 | 96M |
10k | 92.139 | 11.202M | 21 | 11.2M |
100K | 91,139 | 8.898M | 27 | 8.88M |



Variando C1, con C2=22u...