MICROLEECTRONIC E BOOKS
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ISBN: 9780190853532
Author: SEDRA
Publisher: OXF
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Chapter 9.5, Problem 9.17E
To determine
The values of
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a)
The DC bridge shown below in the figure has a resistor Rv which is sensitive to the variation in temperature. Use
the plot of Rv versus Temp. to find the following:
1)
The value of temperature at a balance bridge.
2)
The output voltage signal at 0°C, 20°C, 40°C, 60°C, 80°, 100°C, 120°C and 140°C. What is your observation?
3) If a galvanometer is connected to the output signal and it has a current sensitivity of 12 mm/µA with an internal
resistance of 5092, determine the deflection of the galvanometer caused by 1502 unbalance in Rv arm.
4)
What will happen to the deflection of the galvanometer in part (4) if the current sensitivity is changed to 24 mm/µA?
Show your results and explain.
Resistor Rv which is sensitive to the variation in
Temperature
10kQ
10kΩ
10
10 V
R, Output
signal
40
60
80
100
120
140
Temperature (°C)
10kQ
Rv (kn)
9
8
7
5
3
2
1
0
20
160
For the given circuit
Given: ID(on)=200 mA at VGS=4V VGS(Th)= 2 V, gm = 20mS
a) Name the type of biasing and type of
amplifier.
b) Find VGS, ID and VDS.
c) For Vin(p) = 25mV, find the peak to peak output voltage
Design a differential amplifier such that an output of 15V is obtained when 6V and 3V are given at the non-inverting and inverting terminals respectively.
i) Select the resistances accordingly and draw the circuit designing with the mentioned specifications.
ii) Explain and show all calculations.
Chapter 9 Solutions
MICROLEECTRONIC E BOOKS
Ch. 9.3 - Prob. 9.13ECh. 9.3 - Prob. 9.14ECh. 9.4 - Prob. 9.16ECh. 9.5 - Prob. 9.17ECh. 9.6 - Prob. 9.20ECh. 9 - Prob. 9.1PCh. 9 - Prob. 9.2PCh. 9 - Prob. D9.6PCh. 9 - Prob. 9.9PCh. 9 - Prob. D9.10P
Ch. 9 - Prob. 9.12PCh. 9 - Prob. D9.15PCh. 9 - Prob. D9.23PCh. 9 - Prob. D9.25PCh. 9 - Prob. 9.26PCh. 9 - Prob. 9.27PCh. 9 - Prob. 9.28PCh. 9 - Prob. D9.32PCh. 9 - Prob. 9.36PCh. 9 - Prob. 9.38PCh. 9 - Prob. D9.39PCh. 9 - Prob. 9.40PCh. 9 - Prob. 9.41PCh. 9 - Prob. D9.42PCh. 9 - Prob. 9.46PCh. 9 - Prob. 9.49PCh. 9 - Prob. 9.51PCh. 9 - Prob. 9.52PCh. 9 - Prob. 9.53PCh. 9 - Prob. 9.55PCh. 9 - Prob. 9.56PCh. 9 - Prob. D9.57PCh. 9 - Prob. 9.58PCh. 9 - Prob. D9.59PCh. 9 - Prob. 9.62PCh. 9 - Prob. 9.64PCh. 9 - Prob. 9.65PCh. 9 - Prob. D9.67PCh. 9 - Prob. 9.68PCh. 9 - Prob. 9.69PCh. 9 - Prob. D9.70PCh. 9 - Prob. D9.72PCh. 9 - Prob. 9.73PCh. 9 - Prob. 9.74PCh. 9 - Prob. 9.75PCh. 9 - Prob. 9.81PCh. 9 - Prob. 9.82PCh. 9 - Prob. 9.85PCh. 9 - Prob. 9.86PCh. 9 - Prob. 9.87PCh. 9 - Prob. D9.88PCh. 9 - Prob. D9.89PCh. 9 - Prob. 9.94PCh. 9 - Prob. 9.95PCh. 9 - Prob. D9.96PCh. 9 - Prob. 9.97PCh. 9 - Prob. 9.98PCh. 9 - Prob. D9.99PCh. 9 - Prob. 9.101PCh. 9 - Prob. 9.102PCh. 9 - Prob. D9.103PCh. 9 - Prob. 9.104PCh. 9 - Prob. D9.105PCh. 9 - Prob. D9.106PCh. 9 - Prob. 9.107PCh. 9 - Prob. D9.108PCh. 9 - Prob. 9.110PCh. 9 - Prob. 9.111PCh. 9 - Prob. 9.112PCh. 9 - Prob. D9.113PCh. 9 - Prob. D9.114PCh. 9 - Prob. 9.115PCh. 9 - Prob. 9.116P
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- Vi + Vo For the operational amplifier circuit shown, what is the output voltage in Volts if Vin = 0.5V? Assume that the opamp has an input offset voltage of 9.9mV, and is ideal in all other respects. Since offset voltages are small, be sure to give your answer to the nearest millivolt!arrow_forwardConsider an inverting amplifier with a nominal gain of 1000, an op amp with an input offset voltage of 3 mV and an output saturation voltage of plus or minus 10 V. (a) Find the peak value (approximately) of the sine wave input signal that will not cause the output voltage to be cut off? (b) If the effect of Vos is zero at room temperature (25°C): (I) if the circuit operates at a predetermined temperature; (ii) the temperature coefficient of Vas is known to be 10μV/°C, and the circuit is operable In the range of 0°C to 75°C. Please find the maximum signal we can input in the two cases respectively.arrow_forwardIn the given common-gate amplifier circuit below, the voltage source Vg is a constant voltage source that, along with the DC component of the input voltage, sets the quiescent drain current of the PMOS transistor such that g=3ms. The transistor also has A-0, Ce=4pF and Ce=200fF. The amplifier is fed with an input source having Rin=5kn, has a load resistance R=10kn and a load capacitance q=2pF. Derive the transfer function and answer the questions below. Express your answer up to 3 decimal places. a. DC gain (in dB) b. frequency of the dominant pole (w,1, in Mrad/sec) c. frequency of the non-dominant pole (wp2, in Grad/sec) d. output resistance of the transistor (choices: 100kn, 1kn, 10OMN, infinity) Rin OVOUT VIN O RL CL VBarrow_forward
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Differential Amplifiers Made Easy; Author: The AudioPhool;https://www.youtube.com/watch?v=Mcxpn2HMgtU;License: Standard Youtube License