أنماط فقرة Question-2: Assume that you have a CC amplifier that gives a gain of 0.98,...
Problem 2: The circuit shown is the AC equivalent circuit of a CC amplifier. The parameters for the BJI are β-100, r.-2.5 KOhms, VT-25 mV, and Va very large. A) Find the input impedance Rin and the output impedance Rout as indicated. B) Find the voltage gain A. /vC) Find Ic, the DC biasing current? RE2.5 P,
IV. Problem (20 points) For the two-stage capacitively coupled amplifier shown in Fig.4, assume the parameters of Vee 8m Band all the resistance are given. (1) Determine the types of stage 1 and stage 2 amplifiers. (CG, Cs, CE, CC, or CB) (2) Draw out the amplifier model for the circuit. (3) Compute the overall voltage gain A, the input resistance R and the output resistance Roud o+ee 0+ C T C T. Ra R R. Figure.4 Two-stage amplifier IV....
2. Consider the amplifier to the right. This is a common base amplifier Assume that the values of r ro, B, and gm, are known, or have bee found from the DC analysis. For the following questions, you have t show all steps of the circuit analysis. cC (a) Draw the small-signal version of this amplifier Include th Early effect resistance in the pi-model. In other words, the pi model should be: be To (b) Use the circuit of part...
Practice [25%] The circuit shown left below is a waveform generation circuit, which consists of an integrator and a bistable multi-vibrator. The triangle symbol represents a unity-gain inverting amplifier such that V1 -v3 . R1-3k1, R2-2kQ, R3-1 ka, and C 0.1μF. The opamps are ideal except that they saturate at +10V and-10V. Be careful that the opamp in the bistable multi-vibrator is configured in a positive feedback way (a) On your answer book, sketch the output (v2) versus the input...
Part I: Inverting Amplifier Procedure: 1. Build the circuit model for inverting amplifier in PSpice with the following parameters: Ri = 5 k 2, R2 = 20 ks2, V+ = 10 V, V-=-10 V. 2. Hand calculates the theoretical closed loop gain Vout/Vin of the circuit model. 3. Generate a triangular waveform for Vin with the amplitude of 1 V and the period of 1 ms. 4. Run simulation. a. Set circuit model parameters. i.e., for voltage source: click VPWL...
If the input voltage V2 = 100m Sin (12566t)and V1 = OmV. Draw the output waveforms obtained from V01 and V02 by showing clearly the amplitude and phase, corresponding to the input waveform . the gain= 60.97 for calculations. Assume that the common mode gain is zero.
BJT and Amplifier Circuits +15 V 27 k R2 680 Ω Compute: 53 1. Show the extra units and connections RE 680 2 R2 12 kC2 2. The input and the output impedance 3. The Voltage gain Av 4. If the input ac voltage with Vp-1 mV, draw the output voltage. What is the maximum vin value. 5. 6. The current gain Ai and Ap. 7. Compute the produced power and the consumed power in transistor and RL. BJT and...
Please answer clearly Question 2 The amplifier shown in Figure 2 has the following parameters: Kn(W/L)-1 mA/V2, V-1 V Determine a) Voltage gain (Vo/vi) b) Input resistance (R) c) Output resistance (Ro) d) Maximum output voltage swing so as the amplifier stays in saturation mode. Assume VDD-20 V, R1-2.5 ΚΩ, R2-1KQ, R3-0.5 ΚΩ, R4-5 MQ, R5_1ΜΩ. R4 R1 R5 R2 Ro R3 Question 2 The amplifier shown in Figure 2 has the following parameters: Kn(W/L)-1 mA/V2, V-1 V Determine a)...
Problem 2 (10 points) In the amplifier shown in Fig. 2(a), assume Fig. 2(b) that I4 is ideal. Do not ignore the ro of the transistors for this problem, but you can assume that Ri is much smaller than any transistor o I1 and I2 ideal current sources. Also, assume in are (a) Find the small signal differential gain out/vdm of the Fig. 2(a) amplifier in terms of the appropriate small-signal parameters. Then express your answer in terms of appropriate...
You are required to design a 2-stage voltage amplifier (find values for RE, RC1, RC2) to meet the following criteria: an input resistance of 400 kΩ and an overall voltage gain equal to or greater than 250, with a resistor output load, RL. Use a common-emitter with emitter degradation (RE) stage for the input, followed by a commonemitter amplifier with bias current equal to 0.5 mA. (VCC = 20 V, βo = 200 and the DC levels of the first...