7.5k2 Q4 5 ΚΩ, Q₁ -15V +15V :5K2 Voz O₂ 5KR -oVoz K₂Q3 1.2KS2 Consider the BJT differential amplifier on the left. The transistor parameters are: Pn = 180; VBE (on) = 0.65V; and VA = 60V. Do NOT ignore intrinsic output resistances. Vo3 (a) Calculate the differential gain Ad Va Vos = (b) Calculate the common-mode gain Acm Vem (c) Determine the output voltage Vos if v₁ = 2.015 sinwot and v₂ = 1.985 sin wt. (d) Determine the differential-mode and common-mode input resistances.

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Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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7.5k2
Q4
5 ΚΩ,
Q₁
-15V
+15V
:5K2
Voz
Q₂
5KR
-oVoz
K₂Q3
1.2KS2
Consider the BJT differential amplifier on the left.
The transistor parameters are:
Bn = 180; VBE (on) = 0.65V; and VA = 60V.
Do NOT ignore intrinsic output resistances.
V03
(a) Calculate the differential gain Ad Va
Vos
=
(b) Calculate the common-mode gain Acm
Vem
(c) Determine the output voltage Vos
if v₁ = 2.015 sinct and v₂ = 1.985 sin wt.
(d) Determine the differential-mode and
common-mode input resistances.
Transcribed Image Text:7.5k2 Q4 5 ΚΩ, Q₁ -15V +15V :5K2 Voz Q₂ 5KR -oVoz K₂Q3 1.2KS2 Consider the BJT differential amplifier on the left. The transistor parameters are: Bn = 180; VBE (on) = 0.65V; and VA = 60V. Do NOT ignore intrinsic output resistances. V03 (a) Calculate the differential gain Ad Va Vos = (b) Calculate the common-mode gain Acm Vem (c) Determine the output voltage Vos if v₁ = 2.015 sinct and v₂ = 1.985 sin wt. (d) Determine the differential-mode and common-mode input resistances.
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