Microelectronics: Circuit Analysis and Design
4th Edition
ISBN: 9780073380643
Author: Donald A. Neamen
Publisher: McGraw-Hill Companies, The
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Chapter 14, Problem 14.3EP
For a noninverting amplifier, the resistances are
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The amplifier circuit has given these conditions. Calculate the voltage gain and power gain in dB. Zin =10 KΩ, RL = 600 Ω, Vin= 20 mV, Vout = 500 mV
a student is working on inverting amplifier having input voltage is 2.5 mv input resistance is 2 killo ohm and feedback resistance is 200 killo ohm then solve following.
if input voltage is applied to non inverting terminal then calculate the output voltage
a=252.5mv
b=202.65mv
c=180.57mv
d=198.74mv
2. Calculate the output voltage of an op-amp summing amplifier for the followingsets, consider Rf=1Mna. V1=+1v, V2=+2v, V3=+3v, Ri=R2, R3=500Ω b. V1=+1v, V2=+2v, V3=+3v, Ri-500kΩ, R2=1MΩ, R3=1MΩ
Chapter 14 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 14 - Using the circuit and transistor parameters of...Ch. 14 - Prob. 14.2TYUCh. 14 - Prob. 14.1EPCh. 14 - Determine the closedloop input resistance at the...Ch. 14 - For a noninverting amplifier, the resistances are...Ch. 14 - An opamp with an openloop gain of AOL=105 is used...Ch. 14 - Prob. 14.3TYUCh. 14 - An operational amplifier connected in a...Ch. 14 - Prob. 14.5TYUCh. 14 - Prob. 14.6TYU
Ch. 14 - Find the closedloop input resistance of a voltage...Ch. 14 - An opamp with openloop parameters of AOL=2105 and...Ch. 14 - A 0.5 V input step function is applied at t=0 to a...Ch. 14 - The slew rate of the 741 opamp is 0.63V/s ....Ch. 14 - Prob. 14.8TYUCh. 14 - Prob. 14.8EPCh. 14 - Consider the active load bipolar duffamp stage in...Ch. 14 - Prob. 14.10EPCh. 14 - Prob. 14.11EPCh. 14 - Prob. 14.12EPCh. 14 - For the opamp circuit shown in Figure 14.28, the...Ch. 14 - Prob. 14.9TYUCh. 14 - List and describe five practical opamp parameters...Ch. 14 - What is atypical value of openloop, lowfrequency...Ch. 14 - Prob. 3RQCh. 14 - Prob. 4RQCh. 14 - Prob. 5RQCh. 14 - Prob. 6RQCh. 14 - Describe the gainbandwidth product property of a...Ch. 14 - Define slew rate and define fullpower bandwidth.Ch. 14 - Prob. 9RQCh. 14 - What is one cause of an offset voltage in the...Ch. 14 - Prob. 11RQCh. 14 - Prob. 12RQCh. 14 - Prob. 13RQCh. 14 - Prob. 14RQCh. 14 - Prob. 15RQCh. 14 - Prob. 16RQCh. 14 - Prob. 17RQCh. 14 - Prob. 14.1PCh. 14 - Consider the opamp described in Problem 14.1. In...Ch. 14 - Data in the following table were taken for several...Ch. 14 - Prob. 14.4PCh. 14 - Prob. 14.5PCh. 14 - Prob. 14.6PCh. 14 - Prob. 14.7PCh. 14 - Prob. 14.8PCh. 14 - An inverting amplifier is fabricated using 0.1...Ch. 14 - For the opamp used in the inverting amplifier...Ch. 14 - Prob. 14.11PCh. 14 - Consider the two inverting amplifiers in cascade...Ch. 14 - The noninverting amplifier in Figure P14.13 has an...Ch. 14 - For the opamp in the voltage follower circuit in...Ch. 14 - The summing amplifier in Figure P14.15 has an...Ch. 14 - Prob. 14.16PCh. 14 - Prob. 14.18PCh. 14 - Prob. 14.19PCh. 14 - Prob. 14.20PCh. 14 - Prob. 14.21PCh. 14 - Prob. 14.22PCh. 14 - Three inverting amplifiers, each with R2=150k and...Ch. 14 - Prob. 14.24PCh. 14 - Prob. 14.25PCh. 14 - Prob. 14.26PCh. 14 - Prob. 14.27PCh. 14 - Prob. D14.28PCh. 14 - Prob. 14.29PCh. 14 - Prob. 14.30PCh. 14 - Prob. 14.31PCh. 14 - Prob. 14.32PCh. 14 - Prob. 14.33PCh. 14 - Prob. 14.34PCh. 14 - Prob. 14.35PCh. 14 - Prob. 14.36PCh. 14 - Prob. 14.37PCh. 14 - In the circuit in Figure P14.38, the offset...Ch. 14 - Prob. 14.39PCh. 14 - Prob. 14.40PCh. 14 - Prob. 14.41PCh. 14 - Prob. 14.42PCh. 14 - Prob. 14.43PCh. 14 - Prob. 14.44PCh. 14 - Prob. 14.46PCh. 14 - Prob. D14.47PCh. 14 - Prob. 14.48PCh. 14 - Prob. 14.50PCh. 14 - Prob. 14.51PCh. 14 - Prob. D14.52PCh. 14 - Prob. D14.53PCh. 14 - Prob. 14.55PCh. 14 - Prob. 14.56PCh. 14 - Prob. 14.57PCh. 14 - The opamp in the difference amplifier...Ch. 14 - Prob. 14.61P
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- 2. "Given a common emiiter amplifier (Voltage Divider) with the following network: R1 = 22k, R2 = 6.8k, Rc = 1k, Re = 560, Beta = 150, Vcc = 12V. The load resistance Rl = 10k. The output impedance is ________. Note: R2 is the resistor connected to the base and ground." 1000 ohms 732 ohms 909 ohms 1245 ohms "10,000 ohms" 833 ohmsarrow_forwardA student is working on inverting amplifier having input voltage is 2.5 mV, input resistance is 2 killo ohm and feedback resistance is 200 killo ohm then solve following 1. If input voltage is applied to non inverting terminal then calculate the output voltage 2. Evaluate the gain for non inverting amplifier 3. Evaluate the output voltage 4. Calculate gain of the circuit 5. Analysis the nature of output voltagearrow_forwarda student is working on inverting amplifier having input voltage is 2.5 mv input resistance is 2 killo ohm and feedback resistance is 200 killo ohm then solve following. evaluate the gain for non inverting amplifier a=105 b=108 c=101 d=107arrow_forward
- 3. Given the op-amp circuit, V1=1V, V2=2V, V3=10V R1=1Kohm, R2=4Kohm, R3=1Kohm, R4=4Kohm, R5=20Kohm (a) Determine Vo1 (Vo due to V1 only).(b) Determine Vo3 (Vo due to V3 only).(c) Determine the overall Vo (Vo due to V1, V2, and V3)arrow_forwardIn the difference amplifier circuit given in the figure, R1 = 8kQ, R2 = 80kQ,R3=4kQ, and R4 is given as 40kQ. a) vo output voltagevo and vi2 as appropriate for you. b) Find the value of the output voltage v0 for vı₁ = 4V and vı2 = 7V.arrow_forwardA cascade amplifier is to be designed to meet these specifications: Aυ = 5000 Rin ≥ 10 MΩ Rout ≤ 0.1 Ω How many amplifier stages will be required if the stages must use an op amp below? Because of bandwidth requirements, assume that no individual stage can have a gain greater than 50. Op amp specifications: A = 85 dB Rid = 1 MΩ Ro = 100 Ω Ric ≥ 1 GΩarrow_forward
- 3. For the circuit below, find the following: 3.1 Find Vo in terms of Va and Vb 3.2 If Va = 5V and Vb= -4V, find Vo. 3.3 Sketch Vo as a function of Va (Vo vs. Va) when the power supplies on the op- amp are ±12V and Vb = 4V. Clearly mark the two intercepts and the saturation points, if any. 3.4 If the power supplies on the op-amp are ±12V and Vb = 4V, what is the range of Va that allows the op-amp to have a linear output? (Hint: refer to the graph you drew in part 3.3)arrow_forwardA signal source with an open-circuit voltage of Vs� = 2 mV rms and an internal resistance of 60 kΩ is connected to the input terminals of an amplifier having an open-circuit voltage gain of 100, an input resistance of 115 kΩ, and an output resistance of 4 Ω. A 4 Ω load is connected to the output terminals. Find the current gain. Express your answer using three significant figures. Find the power gain. Express your answer using three significant figures.arrow_forwardA signal source with an open-circuit voltage of Vs= 2 mV rms and an internal resistance of 60 kΩ is connected to the input terminals of an amplifier having an open-circuit voltage gain of 100, an input resistance of 115 kΩ , and an output resistance of 4 Ω. A 4 Ω load is connected to the output terminals. a) Find the current gain. Express your answer using three significant figures. b) Find the power gain. Express your answer using three significant figures.arrow_forward
- The open loop gain A = 2 x 10^{4}104, where v_{o}vo=−Av_{s}vs. The positive supply voltage for the op-amp is +V_S = 15+VS=15V. The negative supply voltage for the op-amp is -V_S = -10−VS=−10V. What is the most positive value v_{s}vs can take before the amplifier saturates? Express your answer in mV and omit units from your answer. For the circuit above in question 1, what is the most negative value v_{s}vs can take before the amplifier saturates? Express your answer in mV and omit units from your answer.arrow_forward1. For the circuit shown, show that if ΔR<<R, the output voltage of the op amp is approximately vo≈Rf(R+Rf)R2(R+2Rf)(−ΔR)vin. 2. Find vo if Rf=470 kΩ, R=10 kΩ, ΔR=95 Ω, and vin=15 V. 3. Find the actual value of vo in (b).arrow_forwardAnswer the following (a) An amplifier with Ri = 330 kΩ, Aoc = 500 V/V, and Ro = 1.5 Ω isdriven by a source with Rs = 15kΩ and drives a load RL = 5.3Ω.Calculate the overall gain as well as the amount of input and output loading.(b) Repeat, but for a source with Rs = 29 kΩ and a load RL = 3.8 Ω.(c) Compare a and b.arrow_forward
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