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 11.4P
(a)
To determine
The value of the
(b)
To determine
The new value of
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Class B Amplifier
q1)If the input is 7.5Vp-p...DATA COLLECTION: What is the IL(peak)?
a)7mA
6)mA
5)mA
4)mA
q2) DATA COLLECTION: What is the Idc?
a)3.84
b)4.82
c)3.82mA
d)1.82mA
q3)DATA COLLECTION: What is the input power in DC?
Power input = 48.45mW
Power input = 45.48mW
Power input = 44.58mW
Power input = 45.84mW
q4) DATA COLLECTION: What is the output power in AC?
a)18mW
b)81mW
c)11.8mW
d)18.9mW
q5)DATA COLLECTION: What is the power dissapated by each transistor?
a)35.1mW
b)53.1mW
c)15.3mW
d)13.5mW
q6)DATA COLLECTION: What is the efficiency of class B amplifier?
a)45%
b)40%
c)63%
d)33%
q7)
QUESTION 2: The differential amplifier in Figure P11.4 is biased with a three-transistor current source. The
transistor parameters: B = 85 , VBE(on) = 0.7 V, and V= 0.
Determine a new value of R1 such that VCE4 = 1.3 V. What are the values of Ic4, Ic2, and I4?
Ic4 (mA)
Format : 4.2
Ic2 (mA)
Format : 8.382
I (mA)
Format : 5.576
R1 (kN)
Format : 5.969
+5 V
8.5 k2
2 k2
2 kQ
Q4 VCE4
Qs
Q3
Q2 VCE2
-5 V
Figure P11.4
ww
II.The following figure shows a class AB amplifier.
(a) Determine the parameters of dc VB (Q1), VB (Q2), VE, ICQ, VCEQ (Q1), VCEQ (Q2).
(b) For a 5-Vrms input, determine the power that is provided to the load resistor, and
(c) Draw the output signal
+Vcc
+9 V
1.0kn
D:
R
5.0 V rms
R2
10 kN
-Vec
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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- Calculate the closed loop gain for the following circuit. Assume A = 0 for both transistors and R1+ R2 is very large. Circuit parameters / Devre Parametreleri 9m1 = 49 ms, 9m2 = 33 ms, R, = 101 kn, R2 = 26 k, Rp = 2.2 kn VDD Rp Vout ER Vino ER2 O a. 10.28 O b. 4.67 O c. 8.41 O d. 7.48 O e. 6.54 O f. 3.74 O g. 5.61 O h. 2.80 W WH. w-arrow_forwardQUESTION 12: The differential amplifier shown in Figure P11.60 has a pair of pnp bipolars as input devices and a pair of npn bipolars connected as an active load. The circuit is biased by Io=0.24 mA, and the transistor parameters are ß = 80 , VẬP=90 V, and VAN = 115 V. (a) Determine Io such that the de currents in the diff-amp are balanced. (b) Find the open-circuit differential-mode voltage gain. (c) Determine the differential-mode voltage gain if a load resistance R1 = 260 k2 is connected to the output. Io (HA) Format : 4.595 Ad (open circuit) Format : 4594.5 Ag (closed loop) Format : 796.4 V+ Q2 Oa 어 RL Q3 Q4 V-arrow_forwardcircuits by using the small signal models of the transistor. Assume the Early voltage of the transistors are infinitely large. Calculate the small-signal input and output impedances of the following Vcc R1 R1 Rout VB RE Rin R2arrow_forward
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- Design an Inverting Summing amplifier to add 0.1 Volt, 0.2 Volt and 0.3 Volt. Vo should be obtained as 6 V. Draw the circuit diagram and derive the expression as wellIarrow_forwardQ: For the amplifier characteristics shown in the Figure: 1-What is the bias configuration for the circuit shown in Figure b. 2-Determin Vcc, VCE (cutoff), Ic(sat), RB, RC, B for bias configuration circuit shown in Figure b. 3-Calculat the Q-point levels VCEQ and VCBQ. Ver c (mA) Re 10 uF 10 F Opoint Iao 42uA 24V Verarrow_forwardThe transistor parameters for the circuit in Figure P11.9 are: B = 100, VBE (On) = 0.7 V, and VA = ∞o. (a) Determine RE such that IE = 150 μΑ. (b) Find Ad, Acm, and CMRRB for a one-sided output at vo2. (c) Determine the differential- and common-mode input resistances. Rc-50 k Rg = 0.5 kΩ www VI www 21 Figure P11.9 +10 V VOLVO2 IE RE -10 V ? Rc = 50 kΩ 22 Rg = 0.5 kΩ ww S'arrow_forward
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Differential Amplifiers Made Easy; Author: The AudioPhool;https://www.youtube.com/watch?v=Mcxpn2HMgtU;License: Standard Youtube License