Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Textbook Question
Chapter 18, Problem 18P
Determine the closed-loop gain of each amplifier in Figure 18-41.
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Chapter 18 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 18 - When a diff-amp has identical signals on both...Ch. 18 - A high CMRR for a diff-amp means the common-mode...Ch. 18 - Prob. 3TFQCh. 18 - The open-loop voltage gain of an op-amp is also...Ch. 18 - Prob. 5TFQCh. 18 - Prob. 6TFQCh. 18 - In a voltage-follower, the open-loop and...Ch. 18 - Prob. 8TFQCh. 18 - Prob. 9TFQCh. 18 - If the feedback resistor in an amplifier is open,...
Ch. 18 - Which characteristic docs not necessarily apply to...Ch. 18 - In selecting an op-amp. suppose you have several...Ch. 18 - Prob. 3STCh. 18 - Prob. 4STCh. 18 - Prob. 5STCh. 18 - Prob. 6STCh. 18 - Prob. 7STCh. 18 - Prob. 8STCh. 18 - If you know an op-amp's open-loop gain and nothing...Ch. 18 - Prob. 10STCh. 18 - Prob. 11STCh. 18 - The highest possible input resistance is achieved...Ch. 18 - Compare a practical op-amp to an ideal op-amp.Ch. 18 - Two IC op-amps are available to you. Their...Ch. 18 - Identify the type of input and output...Ch. 18 - Prob. 4PCh. 18 - A certain diff-amp has a differential gain of 60...Ch. 18 - A certain diff-amp has a CMRR of 65 dB. If the...Ch. 18 - Identify the type of input mode for each op-amp in...Ch. 18 - Show the common-mode input in Figure 18-37 in an...Ch. 18 - Determine the bias current, IBIAS, given that the...Ch. 18 - Distinguish between input bias current and input...Ch. 18 - A certain op-amp has a CMRR of 250,000. Convert...Ch. 18 - The open-loop gain of a certain op-amp is 175,000....Ch. 18 - The op-amp data sheet specifies a CMRR of 300,000...Ch. 18 - Figure 18-38 shows the output voltage of an op-amp...Ch. 18 - How long does it take the output voltage of an...Ch. 18 - Identify each of the op-amp configurations in...Ch. 18 - For the amplifier in Figure 18-40. determine the...Ch. 18 - Determine the closed-loop gain of each amplifier...Ch. 18 - Find the value of Rf that will produce the...Ch. 18 - Find the gain of each in amplifier in Figure...Ch. 18 - If a signal voltage of 10 mV applied to each...Ch. 18 - Determine the approximate values for each of the...Ch. 18 - Determine the input and output resistances for...Ch. 18 - Repeat Problem 23 for each circuit in Figure...Ch. 18 - Repeat Problem 23 for each circuit in Figure...Ch. 18 - Prob. 26PCh. 18 - Prob. 28PCh. 18 - Prob. 29PCh. 18 - Prob. 30PCh. 18 - Prob. 31PCh. 18 - Prob. 32P
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- Please show all work for parts A,B, and C at the bottom of the Op-Amp.arrow_forwardFeedback Control 5-2-4)arrow_forwardWhat is the frequency of oscillation of the Astable Multivibrator circuit. Sketch the Vo and showcomplete details. Opamp is 741 with Vcc = 15V and VEE = -15V Rin = 2M ohm Rout = 75 ohm Open-loop Gain = 200000arrow_forward
- (A) For a 5 input resistive divider ('0-0V, 1'-+15V) find i) The full-scale output voltage. ii) The output voltage change due to the LSB. iii) The analog output voltage for a digital input of 01011. (B) Design 3 bit feedback amplifier DAC.arrow_forwardIn the figure shown below, the type of feedback is Vcc Vo Ai Gm Rm no option is correct Avarrow_forwardGive reasons for the following:(i) The gain of the Opamp rolls off after a certain frequency is reached.(ii) The Output offset voltage generated by the input bias current is always greater than that generated by the input offset current.arrow_forward
- A negative feedback system has a forward path gain of 18 and a feedback path gain of 0.15. What is the overall gain of the system?arrow_forwardWrite short notes on: a) Diode switching Time b) DMOSFET c) Effect of Negative feedback on amplifier stability d) Clippers and clampersarrow_forwardDrive the following equation Vo=-11 Vin. Using summing amplifier RI circuit.arrow_forward
- Cascade Compensation is done by connecting the compensator of a Control system O in parallel with the main system in the forward path in the feedback path in both forward and feedback path of the control systemarrow_forwardRouth Hurwitz analysis of closed loop system with variable gain.arrow_forwardExplain any two methods of reducing interference and what type of feedback has been used in an emitter followerarrow_forward
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