- Question 2 10 Marks Consider The Amplifier Shown In Figure 2 Suppose That Ss 80 Veb On 0 7 V V 0 026 V A D 1 (267.45 KiB) Viewed 38 times
Question 2 (10 marks) Consider the amplifier shown in Figure 2. Suppose that ß = 80, VEB(on) = 0.7 V, V, = 0.026 V. a) Draw DC equivalent circuit. b) Determine Rę such that leQ = 0.75 mA. c) Determine Rc such that Veco = 7 V. d) Draw small signl equivalent circuit, for RL 10 k1, determine the small-signal voltage gain A, = '\/vs e) Determine the impedance seen by the signal source Vs. = Vs v+=+9 V w RE Rg = 2 kg MW VO ou, Ro Mo RL V = -9 V Figure 2 for Question 2