Small Signal Amplifier tasks
1 task
VCC = 14V
VBE = 0,7V
R1 = 10kΩ
R2 = 5kΩ
RC = 1kΩ
RE = 1kΩ
RLOAD = 1kΩ
Rg = 50Ω
β = 200
gce = 2 ∗ 10 −5 S
C1 = 10μF
C2 = 47μF
CE = 4,7μF
rbb’ = 10Ω
Cb’e = 20pF
Cb’c = 3pF
IC = ?
gm = ?
VCE = ?
Rin = ?
Rout = ?
AV = ?
AVeff = ?
τ1 = ?
f1 = ?
τ2 = ?
f2 = ?
τ’E = ?
f’E = ?
τE = ?
fE = ?
Small Signal Amplifier Formulas:
Medium frequencies:
Low frequencies:
Scheme for obtaining Time Constant of the Coupling Capacitance C 1 :
Scheme for obtaining Time Constant of the Coupling Capacitance C 2 :