5. (a) A transistor amplifier is shown in Fig. 11. Draw the small-signal equivalent circuit of this amplifier. Make sure you simplify your equivalent circuit as much as possible. + Vin Vcc RC1 RF RC2 + C2 J C₁ RL Vout Figure 11: Transistor amplifier. (b) The small-signal equivalent circuit of a common-emitter amplifier is shown in Fig. 12. Derive expressions for the following small-signal quantities. (i) The small-signal voltage gain A, = Vout Vin Vin = iin (ii) The small-signal input resistance Rin (iii) The small-signal output resistance Rout iin Vin RB ib RE Bib Vout RL Figure 12: Small-signal equivalent circuit of a common-emitter amplifier.

5. (a) A transistor amplifier is shown in Fig. 11. Draw the small-signal equivalent circuit of this amplifier. Make sure you simplify your equivalent circuit as much as possible. + Vin Vcc RC1 RF RC2 + C2 J C₁ RL Vout Figure 11: Transistor amplifier. (b) The small-signal equivalent circuit of a common-emitter amplifier is shown in Fig. 12. Derive expressions for the following small-signal quantities. (i) The small-signal voltage gain A, = Vout Vin Vin = iin (ii) The small-signal input resistance Rin (iii) The small-signal output resistance Rout iin Vin RB ib RE Bib Vout RL Figure 12: Small-signal equivalent circuit of a common-emitter amplifier.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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