# Question Problem 2: For the differential amplifier shown in the following figure, identify and sketch the differential half-circuit and the common-mode half-circuit. Find the differential gain, the differential input resistance, the common-mode gain assuming the resistance Rc have 1% tolerance, and the common-mode input resistance. For these transistors, B=100 and VA = 100 V. +10 V Rc 10 ΚΩ: Re 3 10 ΚΩ Pod R 20 ΚΩ RE w 300 Ω 200 ΚΩ 200 ΚΩ 10.5 mA 0.5 mA

9QFUX5 The Asker · Electrical Engineering

Transcribed Image Text: Problem 2: For the differential amplifier shown in the following figure, identify and sketch the differential half-circuit and the common-mode half-circuit. Find the differential gain, the differential input resistance, the common-mode gain assuming the resistance Rc have 1% tolerance, and the common-mode input resistance. For these transistors, B=100 and VA = 100 V. +10 V Rc 10 ΚΩ: Re 3 10 ΚΩ Pod R 20 ΚΩ RE w 300 Ω 200 ΚΩ 200 ΚΩ 10.5 mA 0.5 mA
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Transcribed Image Text: Problem 2: For the differential amplifier shown in the following figure, identify and sketch the differential half-circuit and the common-mode half-circuit. Find the differential gain, the differential input resistance, the common-mode gain assuming the resistance Rc have 1% tolerance, and the common-mode input resistance. For these transistors, B=100 and VA = 100 V. +10 V Rc 10 ΚΩ: Re 3 10 ΚΩ Pod R 20 ΚΩ RE w 300 Ω 200 ΚΩ 200 ΚΩ 10.5 mA 0.5 mA