Large-Signal (DC) Analysis: RTH RC C V BE VTH (+ VCC = 2.5 V, R1 = 13 kOhm, R2 = 12 kOhm, RC = 1 kOhm, RE = 400 Ohm, Q1: IS = 10 fA, VT = 26 mV, Beta = 110 A/A, VÀ = 0 E RE explain this expression VTH – IBRTH – Vbe IERE In terms of collector Kirchhoff's voltage = 0 equation at input circuit: Ic +1 VTh -Rth – VBe Ic RE = 0 Cument VTH – VBE Ic BRTH + (explain the derivation) Ic= IB B | IE= Ict Ib 1 Eq. 2 B+1 -RE Source: B. Razavi, Fundamentals of Microelectronics

Introductory Circuit Analysis (13th Edition)
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Explain the derivation behind the encircled part of the image. Thank you.

 

TOPIC: BIPOLAR AMPLIFIERS

Large-Signal (DC) Analysis:
RC
RTH Β
→ B
C
VC
+
V BE Z
Ic
VCC = 2.5 V,
R1 = 13 kOhm, R2 = 12 kOhm,
RC = 1 kOhm, RE = 400 Ohm,
Q1: IS = 10 fA, VT = 26 mV,
Beta = 110 A/A, VA = 0
VTH
E
%3D
%3D
RE
explain this
expression
In terms of
collector
Kirchhoff's voltage
VTh - IBRTH - VBe IERE = 0
equation at
input circuit:
ß+1
Ic
VrH -Rru – Van
VTh
RTH - VBE
Ic
Re = 0
B
current (tc)
(explain the
derivation)
B | IE= IctIb
VTH – VBE
Ic
-> Eq. 2
B +1
RE
1
BRTH +
Ic= IB
Source: B. Razavi, Fundamentals of Microelectronics
Transcribed Image Text:Large-Signal (DC) Analysis: RC RTH Β → B C VC + V BE Z Ic VCC = 2.5 V, R1 = 13 kOhm, R2 = 12 kOhm, RC = 1 kOhm, RE = 400 Ohm, Q1: IS = 10 fA, VT = 26 mV, Beta = 110 A/A, VA = 0 VTH E %3D %3D RE explain this expression In terms of collector Kirchhoff's voltage VTh - IBRTH - VBe IERE = 0 equation at input circuit: ß+1 Ic VrH -Rru – Van VTh RTH - VBE Ic Re = 0 B current (tc) (explain the derivation) B | IE= IctIb VTH – VBE Ic -> Eq. 2 B +1 RE 1 BRTH + Ic= IB Source: B. Razavi, Fundamentals of Microelectronics
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