Microelectronics: Circuit Analysis and Design
4th Edition
ISBN: 9780073380643
Author: Donald A. Neamen
Publisher: McGraw-Hill Companies, The
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Chapter 11, Problem 2RQ
To determine
To sketch: The transfer characteristic of a BJT differential amplifier.
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Given the differential amplifier circuit below. Determine the following: emitter current, differential mode voltage gain, common mode voltage gain and CMRR.
Chapter 11 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 11 - The circuit parameters for the differential...Ch. 11 - Consider the de transfer characteristics shown in...Ch. 11 - Prob. 11.1CSPCh. 11 - Consider the diff-amp described in Example 11.3 ....Ch. 11 - Prob. 11.4EPCh. 11 - Prob. 11.1TYUCh. 11 - Prob. 11.2TYUCh. 11 - Assume the differential-mode gain of a diff-amp is...Ch. 11 - Prob. 11.5EPCh. 11 - Consider the diff-amp shown in Figure 11.15 ....
Ch. 11 - Prob. 11.7EPCh. 11 - Prob. 11.4TYUCh. 11 - Prob. 11.5TYUCh. 11 - The parameters of the diff-amp shown in Figure...Ch. 11 - For the differential amplifier in Figure 11.20,...Ch. 11 - The parameters of the circuit shown in Figure...Ch. 11 - The circuit parameters of the diff-amp shown in...Ch. 11 - Consider the differential amplifier in Figure...Ch. 11 - The diff-amp in Figure 11.19 is biased at IQ=100A....Ch. 11 - Prob. 11.10TYUCh. 11 - The diff-amp circuit in Figure 11.30 is biased at...Ch. 11 - Prob. 11.11EPCh. 11 - Prob. 11.12EPCh. 11 - Prob. 11.11TYUCh. 11 - Prob. 11.12TYUCh. 11 - Redesign the circuit in Figure 11.30 using a...Ch. 11 - Prob. 11.14TYUCh. 11 - Prob. 11.15TYUCh. 11 - Prob. 11.16TYUCh. 11 - Prob. 11.17TYUCh. 11 - Consider the Darlington pair Q6 and Q7 in Figure...Ch. 11 - Prob. 11.14EPCh. 11 - Consider the Darlington pair and emitter-follower...Ch. 11 - Prob. 11.19TYUCh. 11 - Prob. 11.15EPCh. 11 - Consider the simple bipolar op-amp circuit in...Ch. 11 - Prob. 11.17EPCh. 11 - Define differential-mode and common-mode input...Ch. 11 - Prob. 2RQCh. 11 - From the dc transfer characteristics,...Ch. 11 - What is meant by matched transistors and why are...Ch. 11 - Prob. 5RQCh. 11 - Explain how a common-mode output signal is...Ch. 11 - Define the common-mode rejection ratio, CMRR. What...Ch. 11 - What design criteria will yield a large value of...Ch. 11 - Prob. 9RQCh. 11 - Define differential-mode and common-mode input...Ch. 11 - Sketch the de transfer characteristics of a MOSFET...Ch. 11 - Sketch and describe the advantages of a MOSFET...Ch. 11 - Prob. 13RQCh. 11 - Prob. 14RQCh. 11 - Describe the loading effects of connecting a...Ch. 11 - Prob. 16RQCh. 11 - Prob. 17RQCh. 11 - Prob. 18RQCh. 11 - (a) A differential-amplifier has a...Ch. 11 - Prob. 11.2PCh. 11 - Consider the differential amplifier shown in...Ch. 11 - Prob. 11.4PCh. 11 - Prob. D11.5PCh. 11 - The diff-amp in Figure 11.3 of the text has...Ch. 11 - The diff-amp configuration shown in Figure P11.7...Ch. 11 - Consider the circuit in Figure P11.8, with...Ch. 11 - The transistor parameters for the circuit in...Ch. 11 - Prob. 11.10PCh. 11 - Prob. 11.11PCh. 11 - The circuit and transistor parameters for the...Ch. 11 - Prob. 11.13PCh. 11 - Consider the differential amplifier shown in...Ch. 11 - Consider the circuit in Figure P11.15. The...Ch. 11 - Prob. 11.16PCh. 11 - Prob. 11.17PCh. 11 - For the diff-amp in Figure 11.2, determine the...Ch. 11 - Prob. 11.19PCh. 11 - Prob. D11.20PCh. 11 - Prob. 11.21PCh. 11 - The circuit parameters of the diff-amp shown in...Ch. 11 - Consider the circuit in Figure P11.23. Assume the...Ch. 11 - Prob. 11.24PCh. 11 - Consider the small-signal equivalent circuit of...Ch. 11 - Prob. D11.26PCh. 11 - Prob. 11.27PCh. 11 - A diff-amp is biased with a constant-current...Ch. 11 - The transistor parameters for the circuit shown in...Ch. 11 - Prob. D11.30PCh. 11 - For the differential amplifier in Figure P 11.31...Ch. 11 - Prob. 11.32PCh. 11 - Prob. 11.33PCh. 11 - Prob. 11.34PCh. 11 - Prob. 11.35PCh. 11 - Prob. 11.36PCh. 11 - Consider the normalized de transfer...Ch. 11 - Prob. 11.38PCh. 11 - Consider the circuit shown in Figure P 11.39 . The...Ch. 11 - Prob. 11.40PCh. 11 - Prob. 11.41PCh. 11 - Prob. 11.42PCh. 11 - Prob. 11.43PCh. 11 - Prob. D11.44PCh. 11 - Prob. D11.45PCh. 11 - Prob. 11.46PCh. 11 - Consider the circuit shown in Figure P 11.47 ....Ch. 11 - Prob. 11.48PCh. 11 - Prob. 11.49PCh. 11 - Prob. 11.50PCh. 11 - Consider the MOSFET diff-amp with the...Ch. 11 - Consider the bridge circuit and diff-amp described...Ch. 11 - Prob. D11.53PCh. 11 - Prob. 11.54PCh. 11 - Prob. 11.55PCh. 11 - Consider the JFET diff-amp shown in Figure P11.56....Ch. 11 - Prob. 11.57PCh. 11 - Prob. 11.58PCh. 11 - Prob. D11.59PCh. 11 - The differential amplifier shown in Figure P 11.60...Ch. 11 - Prob. 11.61PCh. 11 - Consider the diff-amp shown in Figure P 11.62 ....Ch. 11 - Prob. 11.63PCh. 11 - The differential amplifier in Figure P11.64 has a...Ch. 11 - Prob. 11.65PCh. 11 - Consider the diff-amp with active load in Figure...Ch. 11 - The diff-amp in Figure P 11.67 has a...Ch. 11 - Consider the diff-amp in Figure P11.68. The PMOS...Ch. 11 - Prob. 11.69PCh. 11 - Prob. 11.70PCh. 11 - Prob. D11.71PCh. 11 - Prob. D11.72PCh. 11 - An all-CMOS diff-amp, including the current source...Ch. 11 - Prob. D11.74PCh. 11 - Consider the fully cascoded diff-amp in Figure...Ch. 11 - Consider the diff-amp that was shown in Figure...Ch. 11 - Prob. 11.77PCh. 11 - Prob. 11.78PCh. 11 - Prob. 11.79PCh. 11 - Prob. 11.80PCh. 11 - Consider the BiCMOS diff-amp in Figure 11.44 ,...Ch. 11 - The BiCMOS circuit shown in Figure P11.82 is...Ch. 11 - Prob. 11.83PCh. 11 - Prob. 11.84PCh. 11 - For the circuit shown in Figure P11.85, determine...Ch. 11 - The output stage in the circuit shown in Figure P...Ch. 11 - Prob. 11.87PCh. 11 - Consider the circuit in Figure P11.88. The bias...Ch. 11 - Prob. 11.89PCh. 11 - Consider the multistage bipolar circuit in Figure...Ch. 11 - Prob. D11.91PCh. 11 - Prob. 11.92PCh. 11 - For the transistors in the circuit in Figure...Ch. 11 - Prob. 11.94PCh. 11 - Prob. 11.95PCh. 11 - Prob. 11.96PCh. 11 - Consider the diff-amp in Figure 11.55 . The...Ch. 11 - The transistor parameters for the circuit in...
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- Given the differential amplifier circuit, (a) Determine hie1 and hie2.(b) Determine the common-mode rejection ratio CMRR for single-ended output.(c) Determine the single-ended output Vo2 if Vs1=10mV and Vs2= Vs1.(d) Determine the double-ended output Vout if Vs1=10mV and Vs2= -Vs1.arrow_forwardQ.4/ Refer to the class AB power amplifier shown below: a. Determine the de parameters VB(Q1), VB(Q2), Icq, VCEQ(QI), VcCEQ(Q2). b. For the 5Vrms input, determine the power delivered to the load resistor. c. Determine the approximate input resistance seen by the signal source if Bac=100. +Vcc +9 V 1.0 k2 D1 out D2 Q2 V. 5.0 V ms RL 50 Ω R2 1.0 k2 -Vcc -9 Varrow_forwardSketch the Colpitts oscillator (using a BJT), clearly showing the modifications from a voltage-divider bias circuit above. (i) Explain the working principle of Colpitts oscillator. In your explanation, include the function of each component and the function of the tank circuit, together with the energy conversions taking place in the tank circuit. (ii) What is the phase relationship of the output signal with respect to the input? (iii) Write an expression for the frequency of oscillation and explain all the terms of the equation. (iv) Calculate the frequency of oscillation given that C₁=C₂=7μF and L=2 H Activate Windarrow_forward
- 2 a) i) Draw typical output characteristics of a common emitter npn transistor and clearly identify the active, saturation, and cut off regions on your drawing. ii) Explain how you can find the common emitter de current gain, B, and the common emitter ac current gain, hre, from the common emitter output characteristics of an npn transistor. You need to draw typical output characteristics in scales and provide numerical calculations to support your explanation.arrow_forwardQ.4/ Refer to the class AB power amplifier shown below: a. Determine the de parameters VBQ1), VB(Q2), IcQ, VCEQ(QI), VCEQ(Q2). b. For the 5Vrms input, determine the power delivered to the load resistor. c. Determine the approximate input resistance seen by the signal source if Bac=100. +Vcc +9 V R 1.0 kn D Vout O D2 R 50 2 R2 1.0 k 5.0 V ms --Vcc -9 Varrow_forwardc) Figure Q2(c) shows one of the most common BJT amplifier configurations. The output signal from a sensor needs to be amplified using a BJT network in order to be used as an appropriate input of a control system. Based on Figure Q2(c), i. Determine the ac equivalence resistance re ii. Determine the voltage at point B, V3 and voltage at point C, Vc respectively. iii. Determine the input impedance, Zi and voltage gain Ay Vcc +12 V Rc C3 1.0 kΩ R1 22 kM Vc Vo Ve Vi oA B = 110 Fo= 60 kn R2 6.8 kN RE 560 Ω Figure Q2(c)arrow_forward
- In the experiment (Differential amplifier) answer the following: Theoretical Calculations: 1. When is a satisfactory common-mode rejection obtained? s?arrow_forwardA MOSFET is operating in saturation at Ipo = 2mA and gm = 2.83mA/V. If VGs increases by 10 mV, the new Ipo is (circle one). Justify your answer. (a) Unchanged (b) Undetermined (more information needed) (c) 2.83 µA (d) 28.3 µA (e) 2.0283 ANSWER:arrow_forwardSketch DC and ac equivalent circuits and theoretically Analyze DC and ac analysis of a Single Stage JFET Common-Source Amplifier Circuit a. DC Equivalent Circuit b. ac Equivalent Circuit C. DC Analysis d. ac Analysisarrow_forward
- Subject: Electronics Engineering Discuss the current amplification factor in different configuration of BJT with circuit diagram. Compare their relationship with one another.arrow_forwardOne of the main advantages of the Common Drain MOSFET Amplifier is Select one: a. Has very high input impedance. b. Has very low input impedance. c. Has very high input and output impedances. d. Has very high output impedance. ge EE255 week 10 material Jump to... 16 CE255/EE255 (01)-.arrow_forwardrses / Introduction to Electronie Analysis and Design-CE255/EE255 The main disadvantage of the Common Gate MOSFET Amplifier is Select one: a. Has very low output impedance. b. Has very high output impedance. c. Has very high input and output impedance. d. Has very high input impedance. e. Has very low input impedance. essment CE255/EE255 (O1)-Dr. Mamoun Al-Mistar Jump to...arrow_forward
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