Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 18, Problem 9P
Determine the bias current,
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B. The output of a particular Op-amp increases 8V in 12us. The slew rate is
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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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- a) For an opamp, the input bias current Ib =60uA and the input offset current lio= 10uA Find the input base currents and In b) Design an opamp circuit with the following output: Vo = - Vin/4 + 2 For the circuit given below Given :Vin-0.2V, Vsat= 12V D Identify (name) the circuit (stage 1 and 2) O Find the output voltage Vo and the current through the load 4ka 0 Find Vo if the resistor 2kn opens 10 k Stage Stage 2 Vo Vinarrow_forwardThe 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_forwardQ6 Calculate the output voltage of a non- inverting op-amp if the feedback resistance Rf is 7.5KQ, input resistance R1 is 2.5KQ and the input *.signal is 100 mV Vin oVout 0.6 V O 1 V 0.8 V 0.4 V Oarrow_forward
- draw the block diagram of op-Amparrow_forwardDesign a differentiator using an op-amp. The output voltage should be a square wave with 5V(peak-to-peak) andthe input voltage should be a triangular wave with10V(peak-to-peak) (1ms).arrow_forwardA certain op-amp has the following internal critical frequencies in its open-loop response: 125 Hz, 25 kHz, and 180 kHz. What is the total phase shift through the amplifier when the signal frequency is 50 kHz?arrow_forward
- The upper critical frequency of a particular op-amp is 100 Hz. What is its open-loop 3 dB bandwidth?arrow_forwardGiven a inverting op-amp with Vin= 1Vpk,1kHz and Rin=1kΩ , Rf=10kΩ, VEE=-5V, VCC= 5V, Explain the output waveform, voltage gain, and it's phase.arrow_forwardA certain op-amp has an open-loop gain of 80,000. The maximum saturated output levels of this particular device are + 12 when the dc supply voltages are ±15. If a differential voltage of^15 mV rms is applied between the inputs, what is the peak-to-peak value of the output?arrow_forward
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