Microelectronics: Circuit Analysis and Design
4th Edition
ISBN: 9780073380643
Author: Donald A. Neamen
Publisher: McGraw-Hill Companies, The
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Textbook Question
Chapter 9, Problem 9.42P
Consider the noninverting amplifier in Figure 9.15. Assume the op-amp isideal. Determine the resistor values
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1) Op-amp limiting factors - Current Saturation
U2
Vin
R1
OUT
OPAMP
R2
RLoad
The saturation output current for the above op-amp is +/- 15mA. For the following input signals,
determine if the output appears as would be expected in an ideal circuit. Include sketches of the
output voltage.
a) R1 = 100, R2 = 900, an open circuit load, and Vin is 2Vpp triangle wave with zero offset
voltage (Vmax 1V, Vmin = -1V) and a period of 2ms.
b) R1 = 100, R2 = 900, a 1k load, and Vin is 2Vpp triangle wave with a 1V offset voltage
(Vmax=2V, Vmin = 0V) and a period of 2ms.
c) R1 = 100, R2 = 900, an open circuit load, and Vin is 4Vpp triangle wave with zero offset
voltage (Vmax=2V, Vmin = -2V) and a period of 2ms.
1- Mention any two non linear applications of op-
amp.
2- For the circuit given below : Vin is a sine wave
Vinpp=9 V and Vref=2.4 V , Assume Vsat=±12V
Name the circuit and draw the input and output
waveforms .
Vo
Vin
Vref
3- Explain why open-loop op-amp configurations
are not used in linear applications? Draw the block
diagram of opamp and define the function of each
block
QUESTION 3: The parameters of the two inverting op-amp circuits
connected in cascade in Figure P9.16 are R1 = 11 k2, R2 = 78 kN, R3 =
18 kN, and R4 = 81 kN.
For input voltage vị=-0.13 V, calculate vo1, vo, iz, and i4.
'oi (V)
Format : 0.63779726829547
vo (V)
i2 (HA)
14 (HA)
Format : -6.9832445578297
Format : -98.827586356923
Format : 85.624732255563
R2
R4
R1
iz
R3
i4
ww ola
i
voi
Figure P9.16
Chapter 9 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 9 - Design an ideal inverting op-amp circuit such that...Ch. 9 - Design an ideal inverting op-amp circuit with a...Ch. 9 - (a) An inverting op-amp circuit is to be designed...Ch. 9 - (a) Design an ideal inverting op-amp circuit such...Ch. 9 - Prob. 9.2TYUCh. 9 - Consider an inverting op-amp circuit as shown in...Ch. 9 - (a) Design an inverting summing amplifier that...Ch. 9 - Consider an ideal summing amplifier as shown in...Ch. 9 - Design the summing amplifier in Figure 9.14 to...Ch. 9 - (a) Design a noninverting amplifier such that the...
Ch. 9 - The noninverting op-amp in Figure 9.15 has a...Ch. 9 - Use superposition to determine the output voltage...Ch. 9 - Consider the voltage-to-current converter shown in...Ch. 9 - Consider the difference amplifier in Figure...Ch. 9 - In the difference amplifier shown in Figure...Ch. 9 - For the instrumentation amplifier in Figure 9.26,...Ch. 9 - An integrator with input and output voltages that...Ch. 9 - A current source has an output impedance of...Ch. 9 - Design the voltage-to-current converter shown in...Ch. 9 - All parameters associated with the instrumentation...Ch. 9 - Design the instrumentation amplifier in Figure...Ch. 9 - An integrator is driven by the series of pulses...Ch. 9 - Consider the summing op-amp in Figure 9.40. Let...Ch. 9 - Consider the bridge circuit in Figure 9.46. The...Ch. 9 - The resistance R in the bridge circuit in Figure...Ch. 9 - Describe the ideal op-amp model and describe the...Ch. 9 - Prob. 2RQCh. 9 - Describe the operation and characteristics of the...Ch. 9 - What is the concept of virtual ground?Ch. 9 - What is the significance of a zero output...Ch. 9 - When a finite op-amp gain is taken into account,...Ch. 9 - Prob. 7RQCh. 9 - Describe the operation and characteristics of the...Ch. 9 - Describe the voltage follower. What are the...Ch. 9 - What is the input resistance of an ideal...Ch. 9 - Prob. 11RQCh. 9 - Describe the operation and characteristics of an...Ch. 9 - Describe the operation and characteristics of an...Ch. 9 - Describe the operation and characteristics of an...Ch. 9 - Assume an op-amp is ideal, except for having a...Ch. 9 - The op-amp in the circuit shown in Figure P9.2 is...Ch. 9 - An op-amp is in an open-loop configuration as...Ch. 9 - Consider the equivalent circuit of the op-amp...Ch. 9 - Consider the ideal inverting op-amp circuit shown...Ch. 9 - Assume the op-amps in Figure P9.6 are ideal. Find...Ch. 9 - Consider an ideal inverting op-amp with R2=100k...Ch. 9 - (a) Design an inverting op-amp circuit with a...Ch. 9 - Consider an ideal op-amp used in an inverting...Ch. 9 - Consider the inverting amplifier shown in Figure...Ch. 9 - (a) Design an inverting op-amp circuit with a...Ch. 9 - (a) Design an inverting op-amp circuit such that...Ch. 9 - (a) In an inverting op-amp circuit, the nominal...Ch. 9 - (a) The input to the circuit shown in Figure P9.14...Ch. 9 - Design an inverting amplifier to provide a nominal...Ch. 9 - The parameters of the two inverting op-amp...Ch. 9 - Design the cascade inverting op-amp circuit in...Ch. 9 - Design an amplifier system with three inverting...Ch. 9 - Consider the circuit shown in Figure P9.19. (a)...Ch. 9 - The inverting op-amp shown in Figure 9.9 has...Ch. 9 - (a)An op-amp with an open-loop gain of Aod=7103 is...Ch. 9 - (a) For the ideal inverting op-amp circuit with...Ch. 9 - An ideal inverting op-amp circuit is to be...Ch. 9 - For the op-amp circuit shown in Figure P9.25,...Ch. 9 - The inverting op-amp circuit in Figure 9.9 has...Ch. 9 - (a) Consider the op-amp circuit in Figure P9.27....Ch. 9 - The circuit in Figure P9.28 is similar to the...Ch. 9 - Consider the ideal inverting summing amplifier in...Ch. 9 - (a) Design an ideal inverting summing amplifier to...Ch. 9 - Design an ideal inverting summing amplifier to...Ch. 9 - Consider the summing amplifier in Figure 9.14 with...Ch. 9 - The parameters for the summing amplifier in Figure...Ch. 9 - (a) Design an ideal summing op-amp circuit to...Ch. 9 - An ideal three-input inverting summing amplifier...Ch. 9 - A summing amplifier can be used as a...Ch. 9 - Consider the circuit in Figure P9.38. (a) Derive...Ch. 9 - Consider the summing amplifier in Figure 9.14(a)....Ch. 9 - Consider the ideal noninverting op-amp circuit in...Ch. 9 - (a) Design an ideal noninverting op-amp circuit...Ch. 9 - Consider the noninverting amplifier in Figure...Ch. 9 - For the circuit in Figure P9.43, the input voltage...Ch. 9 - Determine vO as a function of vI1 and vI2 for the...Ch. 9 - Consider the ideal noninverting op-amp circuit in...Ch. 9 - (a) Derive the expression for the closed-loop...Ch. 9 - The circuit shown in Figure P9.47 can be used as a...Ch. 9 - (a) Determine the closed-loop voltage gain...Ch. 9 - For the amplifier in Figure P9.49, determine (a)...Ch. 9 - Consider the voltage-follower circuit in Figure...Ch. 9 - (a) Consider the ideal op-amp circuit shown in...Ch. 9 - (a) Assume the op-amp in the circuit in Figure...Ch. 9 - Prob. 9.53PCh. 9 - A current-to-voltage converter is shown in Figure...Ch. 9 - Figure P9.55 shows a phototransistor that converts...Ch. 9 - The circuit in Figure P9.56 is an analog voltmeter...Ch. 9 - Consider the voltage-to-current converter in...Ch. 9 - The circuit in Figure P9.58 is used to drive an...Ch. 9 - Figure P9.59 is used to calculate the resistance...Ch. 9 - Consider the op-amp difference amplifier in Figure...Ch. 9 - Consider the differential amplifier shown in...Ch. 9 - Consider the differential amplifier shown in...Ch. 9 - Let R=10k in the differential amplifier in Figure...Ch. 9 - Consider the circuit shown in Figure P9.64. (a)...Ch. 9 - The circuit in Figure P9.65 is a representation of...Ch. 9 - Consider the adjustable gain difference amplifier...Ch. 9 - Assume the instrumentation amplifier in Figure...Ch. 9 - Consider the circuit in Figure P9.68. Assume ideal...Ch. 9 - Consider the circuit in Figure P969. Assume ideal...Ch. 9 - The instrumentation amplifier in Figure 9.26 has...Ch. 9 - Design the instrumentation amplifier in Figure...Ch. 9 - All parameters associated with the instrumentation...Ch. 9 - The parameters in the integrator circuit shown in...Ch. 9 - Consider the ideal op-amp integrator. Assume the...Ch. 9 - The circuit in Figure P9.75 is a first-order...Ch. 9 - (a) Using the results of Problem 9.75, design the...Ch. 9 - The circuit shown in Figure P9.77 is a first-order...Ch. 9 - (a) Using the results of Problem 9.77, design the...Ch. 9 - Prob. 9.79PCh. 9 - Consider the circuit in Figure 9.35. The diode...Ch. 9 - In the circuit in Figure P9.81, assume that Q1 and...Ch. 9 - Consider the circuit in Figure 9.36. The diode...Ch. 9 - Design an op-amp summer to produce the output...Ch. 9 - Design an op-amp summer to produce an output...Ch. 9 - Design a voltage reference source as shown in...Ch. 9 - Consider the voltage reference circuit in Figure...Ch. 9 - Consider the bridge circuit in Figure P9.87. The...Ch. 9 - Consider the bridge circuit in Figure 9.46. The...
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- 1- Mention any two advantages of Integrated Circuit . 2- For the circuit given below : Vin is a sine wave Vinpp=6 V and Vref=-2.4 V , Assume Vsat=±12V Name the circuit and draw the input and output waveforms . Vin Vref 3- Explain why open-loop op-amp configurations are not used in linear applications? Draw the block diagram of opamp and define the function of each blockarrow_forward10 V(p-p),1KHz sinusoidal voltage is applied to op-amp input and non-inverting input isgrounded. What is the gain of this op-amp and why?arrow_forward2- For the circuit given below : Vin is a sine wave Vinpp=9 V and Vref=1.2 V , Assume Vsat=+12V Name the circuit and draw the input and output waveforms. Vo Vin Vref 3- Explain why open-loop op-amp configurations are not used in linear applications? Draw the block diagram of opamp and define the function of each blockarrow_forward
- 0.2 Design inverting circuits. an op-amp circuit to produce the output Vo= 8Vi, using both inverting and non-arrow_forwardQUESTION 5: Consider the ideal inverting summing amplifier in Figure 9.14(a). Design an ideal inverting summing amplifier to produce an output voltage of vo = -2.5(1.2v71 + 2v½ + 0.25v73) assuming the largest resistance in the circuit is 409 kO. R1 (kN) Format : 59.409378229784 R2 (kN) Format : 49.289 R3 (kN) Format : 706 Rf (kN) Format : 768.763 RF ww la R1 vy = 0 R2 R3 Figure 9.14(a)arrow_forward. For the combinational op-amp circuit A. Identify the connection/application of each op-amp: A1, A2, A3 and A4. B. Find V01, V02, V03, and V0.arrow_forward
- One advantage of having feedback in op amp circuit is A.Can control gain B.less complicated C.less input signal D.low gain E.high output voltage F.low bandwidtharrow_forwardTYU 9.8 Use superposition to determine the output voltage vo in the ideal op-amp circuit in Figure 9.19. (Ans. vo = 10v11 +5v12) VII U12 R = 5 kΩ ww ww R = 25 kΩ R, = 50 ΚΩ R2 = 70 ΚΩ www + VOarrow_forwardModify the circuit in figure above to get Gain = 4. Provide the modified circuit with its simulation that shows the input and output signals. Please explain how the modification can produce Gain = 4.arrow_forward
- The operational amplifier (op-amp) in Figure 1 is an ideal op-amp with maximum output voltage, vO(max) is +12 V and the minimum output voltage, vO(min) is -12 V. A sine wave with ±5V peak-to-peak voltage is applied as the input, vin as shown. For each of the following conditions, derive or explain the relationship between output voltage, vo and input voltage, vin, and then draw the input and output voltage waveforms on same graph. Label the x-axis, y-axis, peak voltages and units. 1.R1 = R2 = R3 = 10 kΩ and RF = 3R1. 2.R2 = R3 = 10 kΩ, RF = 3R2 and R1 is broken (open circuit). 3.R1 = R2 = R3 = 10 kΩ and RF is broken (open circuit). 4.R1 = R2 = 10 kΩ, RF = 3R1, R3 is broken (open circuit) and the op-amp’sinverting and non-inverting terminals are accidently interchanged where node ‘x’ is connected to the non-inverting input while node ‘y’ is connected to the inverting input of the op-amp.arrow_forwardQUESTION 3: The parameters of the two inverting op-amp circuits connected in cascade in Figure P9.16 are R1 11 kN, R2 = 78 kN, R3 = 18 k2, and R4= 81 k. For input voltage v7=-0.13 V, calculate vo1, vo i2, and i4. Voi (V) vo (V) iz (LA) Format : 0.63779726829547 Format : -6.9832445578297 Format : -98.827586356923 14 (µA) Format : 85.624732255563 R2 R4 R1 iz R3 10a Figure P9.16arrow_forwardthese Questions from ELECTRONICS LAB ,The name of Experement is Op-Amp Comparators.arrow_forward
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