Analize Spice pentru amplificator cu reacție negativă de tensiune serie

AMPLIFICATOR CU REACTIE NEGATIVA DE TENSIUNE SERIE

* AMPLIFICATOR CU REACTIE NEGATIVA DE TENSIUNE SERIE

C_C4 9 7 100u V_VCC 10 0 26V

C_C1 2 3 100u R_R6 6 0 10k

R_R1 10 3 91k Q_Q2 7 6 8 BC107A

R_R2 3 0 10k V_VG 1 0 DC 0Vdc AC 1Vac

Q_Q1 4 3 5 BC107A R_R7 10 7 2k

R_R3 10 4 2k R_R8 8 0 1.2k

C_C5 9 11 100u R_RS 9 0 2k

R_R4 5 0 1.2k R_RF 5 11 10k

C_C2 4 6 100u C_C3 0 8 100u

R_R5 10 6 91k R_RG 2 1 10k

NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE NODE VOLTAGE

( 1) 0.0000 ( 2) 0.0000 ( 3) 2.5038 ( 4) 22.9610

( 5) 1.8331 ( 6) 2.5038 ( 7) 22.9610 ( 8) 1.8331

( 9) 0.0000 ( 10) 26.0000 ( 11) 1.8331

VOLTAGE SOURCE CURRENTS

NAME CURRENT

V_VCC -3.556E-03

V_VG 0.000E+00

TOTAL POWER DISSIPATION 9.25E-02 WATTS

BC107A

NPN

LEVEL 1

IS 7.049000E-15 NC 1.865 CJS 0

BF 375.5 ISS 0 VJS .75

NF 1 RE 0 TF 451.000000E-12

VAF 116.3 RC 1.464 XTF 17.43

IKF 4.589 CJE 11.500000E-12 VTF 10

ISE 7.049000E-15 VJE .5 ITF 6.194

NE 1.281 MJE .2717 TR 10.000000E-09

BR 2.611 CJC 5.380000E-12 XTB 1.5

NR 1 VJC .6218 KF 0

IKR 5.313 MJC .329 AF 1

ISC 121.700000E-12 XCJC 1 CN 2.42

D .87

* BIPOLAR JUNCTION TRANSISTORS

NAME Q_Q1 Q_Q2

MODEL BC107A BC107A

IB 7.82E-06 7.82E-06

IC 1.52E-03 1.52E-03

VBE 6.71E-01 6.71E-01

VBC -2.05E+01 -2.05E+01

VCE 2.11E+01 2.11E+01

BETADC 1.94E+02 1.94E+02

GM 5.87E-02 5.87E-02

RPI 3.77E+03 3.77E+03

RX 0.00E+00 0.00E+00

RO 9.00E+04 9.00E+04

CBE 4.67E-11 4.67E-11

CBC 1.69E-12 1.69E-12

CJS 0.00E+00 0.00E+00

BETAAC 2.22E+02 2.22E+02

CBX/CBX2 0.00E+00 0.00E+00

FT/FT2 1.93E+08 1.93E+08

Setarile instructiunii “Options”, implicite :

Setarile instructiunii “Options”, modificate :

ANALIZA DE CURENT CONTINUU

Se setează parametrii pentru analiza de curent continuu folosind descrierea de mai jos:

PSpice→Edit Simulation Profile

Analzsis type: DC Sweep,

Primary Sweep:

Sweep variable: Voltage source, Name: VCC

Sweep type: Linear, Start Value: 0

End value: 350m

Increment: 100u

Secondary Sweep:

Sweep variable: Temperature

Sweep type: Value list: 40,70,100

Curentul de colector pentru tranzistoarele Q1 si Q2

ANALIZA DE CURENT ALTERNATIV

Se setează parametrii pentru analiza de curent alternativ folosind descrierea de mai jos:

PSpice→Edit Simulation Profile

Analzsis type: AC Sweep/Noise,

AC Sweep Type: Logaritmic, Start Frequency: 1

End Frequency: 10G

Points/Decade: 1000.