Assume that the parameters of the V12 V transistors are K 0.2mAV VN - 2V and λ-0.02V-1. Determine...
For the differential amplifier shown in Figure 6: Assume well-matched transistors and = 100 for all transistors: a) Why it is important to use well-matched transistors in differential amplifier circuits? What is the potential influence of mismatched transistors on the performance of the differential amplifier? b) Determine the resistor values (R1, R2 and R3) such that the emitter coupled current IE = 0.5 mA and VC1 = 3 V. c) Draw the ac equivalent circuit for the single ended...
December 2013 Elec-B5, Advanced Electronics QUESTION (1) In the following circuits, assume all transistors have the following parameters: K 0.5 mA/V2, VT,-1 V and λ-0.02. Given: 1M bias I mA M M2 꼬 + 2 고 (~ 2 a) Estimate the differential gain vourlVIN in (V/V) b) Find the common mode input resistance Ricm c) Find the common mode input range. d) Estimate the common mode rejection ratio, CMRR. Express your result in dB. Useful formulae: for n-channel MOSFET (6...
3. Now, consider the MOSFET DA on Figure P1.3. Transistors Q5 and Q6 are n-channel MOSFETs with threshold voltages V,-V,-V-2 V and transconductance parameters k,-k,- k- 100 m/y2 Let lc, In, and Is, be, respectively, the gate, drain, and source currents of Q5. Moreover, let aIn, and Is, be, respectively, the gate, drain, and source currents of Q6. DC analysis: Find the operating points (Qpoine)of both Q5 and Q6. AC analysis: (You can use the analysis by symmetry technique) vDifferential...
2. For the following amplifier, assume that all transistors are active and λ is nonzero. Find the gain V。/V, in terms of small-signal parameters. VD CAN1 Q13 3va 212 Q, -Vss 2. For the following amplifier, assume that all transistors are active and λ is nonzero. Find the gain V。/V, in terms of small-signal parameters. VD CAN1 Q13 3va 212 Q, -Vss
The 1 mA. V, ls -VE -15 15 V, in the following differential amplifier circuit, Vcc parameters are given as β, 100, VBE# 0.7 V, pr-25 mV, K.-100 V. transistor Rc-10 kΩ For: RE-150 Ω Rc Rc REE-200 kΩ a) What is the input differential resistance, Rid b) What is the overall voltage gain vV? You c) What is input common mode resistance, d) What is the worst case common mode gain that appear across the two input terminals? (4...
1. (a) Express the differential gain (double side) of the amplifier using TR parameters and Rc. (3pts) (b) Express the differential gain for a single side output. (2pts) (e) Design the Re such that o velve IV when vi5mV and v2+5mV (3pts) (d) Determine the maximum common-mode input voltage (5pts) (e) Determine the differential mode input resistance of the amplifier Beta is 100.(3pts) V+ = 10V R. ci C2 ei 02 2 t )10 = 2 mA V-=-10V 1. (a)...
Please solve in details and in a clear way. SIM D *8.51 The differential amplifier in Fig. P8.51 utilizes a resistor Rss to establish a 1-mA de bias current. that this amplifier uses a single 5-V supply and thus the de common-mode voltage Vcoy cannot be zero. Transistors and Q2 have k, W/L = 2.5 mA/V2, V, Note 0.7 V, and λ = 0. in (a) Find the required value of VeM ys: (b) Find the value of Rp that...
Assume, VAfor differential pair transistors. Which of the following statements is incorrect? CO7 57.2 k VO3 VO2 C2 01 E6 REF E6 C3 V15V 04 V 15 V The differential stage is biased by basic 3 transistor current course (with double emitter on its output) Ideally Vo3 should be at 0.7V so that it produces a 0 output when there is no differential mode input signal. Gain of Vo3 Vd is approximately equal to 1 since it acts as emitter...
Problem 3) The transistor parameters for the circuit are: B-200, VRE(Oon)- 0.7 V. and VA -80 V. Determine the differential-mode voltage gain Ar /v4, the common-mode voltage gain AcmVo /Vem, Rid, Ricm, and CMRR. AdeVova 12--12)-0-7mA 1-7k v-12V O 12-8 4.6 R, z1.93mA R- 430 K Vo4 Vo Ad (-V)Acm -051)(8-) Aam4)9 ,44=G(Acm) v,o- 10.6 Te-1c201 ACm 0.192 O--12 V CmeR-aolag 0.87 0107 13.12 35 Problem 3) The transistor parameters for the circuit are: B-200, VRE(Oon)- 0.7 V. and VA...
Problem 1 (40 pts) Assume that the capacitors are large enough to be considered as short circuits at the frequencies of interest, β-100, and the Q-points for the three transistors (true or not) Mi, Q2, and Q3 are (0.2mA. 10.2V), (1.3mA. 7.1V), (2.2mA, 9.0V), respectively, and VA- +15 V c24.7k 15 kΩ 02 2.2 kΩ 250 Ω A] Determine the voltage gain of the middle stage of the amplifier shown above Vc2/Vb2. Assume E-IC Expression Value RL2 is the total...