Page 1 of 1
Give the Common Emitter Amplifier below with Vcc= 15 V, R, = R2 =230 k22, Rc = 1 k 12, Rei = 440.2, Re2 = 450 12, and R.
Posted: Sun May 15, 2022 4:20 pm
by answerhappygod
- Give The Common Emitter Amplifier Below With Vcc 15 V R R2 230 K22 Rc 1 K 12 Rei 440 2 Re2 450 12 And R 1 (49.47 KiB) Viewed 73 times
Give the Common Emitter Amplifier below with Vcc= 15 V, R, = R2 =230 k22, Rc = 1 k 12, Rei = 440.2, Re2 = 450 12, and R. = 9 k 12 with B = 100, VBE=0.6 V, Vr=0.025 V n=1, r=00, 1. Draw the circuit for DC analysis and obtain values for 15g, Ico , VceQ , Rpc, and rx. Is the BJT operating in FA region? 2. Draw the ac small signal equivalent circuit and find values for Rac , the ac voltage gain Ay, and the input resistance Rin 3. What is the value of Rpc, Rae and A, if we remove the emitter bypass capacitor CE ? 4. Based on 3. and 2. What is the role of Ce in the DC circuit and in the ac circuit? +VCC +Vcc W w Rc w C2 H6 R w HC REI R. w w w WW RE2 CE OF (a) Actual circuit