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For the common-emitter amplifier circuit shown in Figure Q2. The transistor and circuit parameters are B = 150, VnEon = 0.7 v, V7 = 0,026 V, r, = 0, C, = 1µF, C; = 0.1µF, Ico=2mA and Vco" 6.5 V and R-5 k£2. (i) Draw the small-signal ac equivalent circuits at high and low frequencies. (ii) Design the circuit to achieve an amplifier voltage gain of Av =|40|. (iii) Determine the lower 3dB frequency of the amplifier.

For the common-emitter amplifier circuit shown in Figure Q2. The transistor and circuit parameters are B = 150, VnEon = 0.7 v, V7 = 0,026 V, r, = 0, C, = 1µF, C; = 0.1µF, Ico=2mA and Vco" 6.5 V and R-5 k£2. (i) Draw the small-signal ac equivalent circuits at high and low frequencies. (ii) Design the circuit to achieve an amplifier voltage gain of Av =|40|. (iii) Determine the lower 3dB frequency of the amplifier.

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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For the common-emitter amplifier circuit shown in Figure Q2. The transistor and circuit parameters are ß = 150, VaEon = 0.7 V, V7= 0.026 V, r, = o, C, = 1µF, C, = 0.1µF, Ico=2mA and Vco- 6.5 V and R-5 kN. (i) Draw the small-signal ac equivalent circuits at high and low frequencies. (ii) Design the circuit to achieve an amplifier voltage gain of Av = |40|. (iii) Determine the lower 3dB frequency of the amplifier. +15 V +15 V R10 k2 Re R, 100 2 R2 4.7 k2 RE Figure Q2
Transcribed Image Text:For the common-emitter amplifier circuit shown in Figure Q2. The transistor and circuit parameters are ß = 150, VaEon = 0.7 V, V7= 0.026 V, r, = o, C, = 1µF, C, = 0.1µF, Ico=2mA and Vco- 6.5 V and R-5 kN. (i) Draw the small-signal ac equivalent circuits at high and low frequencies. (ii) Design the circuit to achieve an amplifier voltage gain of Av = |40|. (iii) Determine the lower 3dB frequency of the amplifier. +15 V +15 V R10 k2 Re R, 100 2 R2 4.7 k2 RE Figure Q2
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