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 6, Problem 6.66P
For the circuit shown in Figure P6.66, the transistor parameters are
Figure P6.66
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The transistor in the circuit shown in Figure P6.58 has
B = 100 and VA = 0. (a) Determine the quiescent
values IC Q and VEC Q. (b) Determine the small-signal
voltage gain Av = vo/vs.
Figure p6.58
Rg=
10 k2
Rc3=
5 k2
50 k2
v* = +10 V
V-=-10 V
Figure P6.58
Define the region of operation for the JFET of figure 6.57 if VDSmax= 25 V and PDmax= 120 mW.
All field-effect transistors are unipolar
rather than bipolar devices. That is, the main
current through them is comprised either of
through an N-type semiconductor *
..... .....
Chapter 6 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 6 - The circuit parameters for the circuit in Figure...Ch. 6 - For the circuit in Figure 6.3, assume transistor...Ch. 6 - For the circuit in Figure 6.14(a), let =90 ,...Ch. 6 - Using the circuit and transistor parameters given...Ch. 6 - Consider the circuit in Figure 6.18. The circuit...Ch. 6 - Repeat Example 6.4 if the quiescent collector...Ch. 6 - For the circuit in Figure 6.31, let RE=0.6k ,...Ch. 6 - Prob. 6.6EPCh. 6 - The parameters of the circuit shown in Figure 6.28...Ch. 6 - For the circuit shown in Figure 6.31, let =100 ,...
Ch. 6 - Design the circuit in Figure 6.35 such that it is...Ch. 6 - For the circuit in Figure 6.28, the smallsignal...Ch. 6 - The circuit in Figure 6.38 has parameters V+=5V ,...Ch. 6 - For the circuit in Figure 6.39, let =125 ,...Ch. 6 - (a) Assume the circuit shown in Figure 6.40(a) is...Ch. 6 - For the circuit in Figure 6.39, let =125 ,...Ch. 6 - Reconsider the circuit in Figure 6.38. Let =120 ,...Ch. 6 - For the circuit shown in Figure 6.48, let =120 ,...Ch. 6 - For the circuit in Figure 6.31, use the parameters...Ch. 6 - Consider the circuit in Figure 6.38. Assume...Ch. 6 - For the circuit shown in Figure 6.49, let VCC=12V...Ch. 6 - Consider the circuit and transistor parameters...Ch. 6 - For the circuit in Figure 6.54, the transistor...Ch. 6 - Assume the circuit in Figure 6.57 uses a 2N2222...Ch. 6 - For the circuit in Figure 6.58, RE=2k , R1=R2=50k...Ch. 6 - Prob. 6.12TYUCh. 6 - For the circuit shown in Figure 6.63, the...Ch. 6 - Prob. 6.14TYUCh. 6 - For the circuit shown in Figure 6.64, let RS=0 ,...Ch. 6 - Consider the circuit in Figure 6.70(a). Let =100 ,...Ch. 6 - In the circuit in Figure 6.74 the transistor...Ch. 6 - Discuss, using the concept of a load line, how a...Ch. 6 - Prob. 2RQCh. 6 - Prob. 3RQCh. 6 - Sketch the hybrid- equivalent circuit of an npn...Ch. 6 - Prob. 5RQCh. 6 - Prob. 6RQCh. 6 - Prob. 7RQCh. 6 - Prob. 8RQCh. 6 - Prob. 9RQCh. 6 - Sketch a simple emitter-follower amplifier circuit...Ch. 6 - Sketch a simple common-base amplifier circuit and...Ch. 6 - Compare the ac circuit characteristics of the...Ch. 6 - Prob. 13RQCh. 6 - Prob. 14RQCh. 6 - (a) Determine the smallsignal parameters gm,r ,...Ch. 6 - (a) The transistor parameters are =125 and VA=200V...Ch. 6 - A transistor has a current gain in the range 90180...Ch. 6 - The transistor in Figure 6.3 has parameters =120...Ch. 6 - Prob. 6.5PCh. 6 - For the circuit in Figure 6.3, =120 , VCC=5V ,...Ch. 6 - The parameters of each transistor in the circuits...Ch. 6 - The parameters of each transistor in the circuits...Ch. 6 - The circuit in Figure 6.3 is biased at VCC=10V and...Ch. 6 - For the circuit in Figure 6.14, =100 , VA= ,...Ch. 6 - Prob. 6.11PCh. 6 - The parameters of the transistor in the circuit in...Ch. 6 - Assume that =100 , VA= , R1=33k , and R2=50k for...Ch. 6 - The transistor parameters for the circuit in...Ch. 6 - For the circuit in Figure P6.15, the transistor...Ch. 6 - Prob. D6.16PCh. 6 - The signal source in Figure P6.18 is s=5sintmV ....Ch. 6 - Consider the circuit shown in Figure P6.19 where...Ch. 6 - Prob. 6.20PCh. 6 - Figure P6.21 The parameters of the transistor in...Ch. 6 - Prob. 6.22PCh. 6 - For the circuit in Figure P6.23, the transistor...Ch. 6 - The transistor in the circuit in Figure P6.24 has...Ch. 6 - For the transistor in the circuit in Figure P6.26,...Ch. 6 - If the collector of a transistor is connected to...Ch. 6 - Consider the circuit shown in Figure P6.13. Assume...Ch. 6 - For the circuit in Figure P6.15, let =100 , VA= ,...Ch. 6 - Consider the circuit in Figure P6.19. The...Ch. 6 - The parameters of the circuit shown in Figure...Ch. 6 - Consider the circuit in Figure P6.26 with...Ch. 6 - For the circuit in Figure P6.20, the transistor...Ch. 6 - In the circuit in Figure P6.22 with transistor...Ch. 6 - For the circuit in Figure P6.24, the transistor...Ch. 6 - Prob. 6.40PCh. 6 - Consider the ac equivalent circuit in Figure...Ch. 6 - For the ac equivalent circuit in Figure P6.42,...Ch. 6 - The circuit and transistor parameters for the ac...Ch. 6 - Consider the circuit in Figure P6.45. The...Ch. 6 - For the transistor in Figure P6.47, =80 and...Ch. 6 - Consider the emitterfollower amplifier shown in...Ch. 6 - The transistor parameters for the circuit in...Ch. 6 - In the circuit shown in Figure P6.51, determine...Ch. 6 - The transistor current gain in the circuit shown...Ch. 6 - Consider the circuit shown in Figure P6.47. The...Ch. 6 - For the circuit in Figure P6.54, the parameters...Ch. 6 - Figure P6.59 is an ac equivalent circuit of a...Ch. 6 - The transistor in the ac equivalent circuit shown...Ch. 6 - Consider the ac equivalent commonbase circuit...Ch. 6 - Prob. 6.62PCh. 6 - The transistor in the circuit shown in Figure...Ch. 6 - Repeat Problem 6.63 with a 100 resistor in series...Ch. 6 - Consider the commonbase circuit in Figure P6.65....Ch. 6 - For the circuit shown in Figure P6.66, the...Ch. 6 - The parameters of the circuit in Figure P6.67 are...Ch. 6 - For the commonbase circuit shown in Figure P6.67,...Ch. 6 - Consider the circuit shown in Figure P6.69. The...Ch. 6 - In the circuit of Figure P6.71, let VEE=VCC=5V ,...Ch. 6 - Consider the ac equivalent circuit in Figure...Ch. 6 - The transistor parameters in the ac equivalent...Ch. 6 - Consider the circuit shown in Figure 6.38. The...Ch. 6 - For the circuit shown in Figure 6.57, the...
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- Solve for Collector Resistance (RC)arrow_forwardUs 1. For the circuit in Figure 6.58, RE = 2 k, R1 = R2 = 50 k and the transistor parameters are ß = 100, VE B(on) = 0.7 V, and VA = 125 V. (a) Determine the small-signal voltage gain Av = vo/vs. (b) Find the resistances Rib and Ro. (Ans. (a) Av = 0.925, (b) Rib = 4.37 k, Ro = 32.0) 3+1= www Vcc= +5 V Rab 1 RE Cc₂ IR₂ bot Vo R₁ = 500 £2 Figure 6.58 Figure for Exercises TYU 6.11.arrow_forwardCoonsider the common emitter amplifier shown in figure below. Assume a β of 100, VBE = 0.7V, VT = 25mA and VA = 100V. Draw an equivalent DC model and determine the rπ, transconductance (gm) and ro. Draw an equaivalent AC model using the small-signal model Find an expression for vbe and vo in terms of the input voltagearrow_forward
- 6.9. Write the equations that describe the input-output relationships for Figure P.6.9. U, G H, Н, Y, Figure P.6.9arrow_forwardDraw zener regulator circuit to obtain regulated DC voltage 6.8v . considering input DC voltage in the range from 10v to 30v . consider load resistance of 10kohmarrow_forwardThe parameters for each transistor in the circuit shown in Figure P6.75 areβ = 100 and VA = ∞. (a) Determine the small-signal parameters gm , rπ ,and ro for both transistors. (b) Determine the small-signal voltage gainAv1 = vo1/vs, assuming vo1 is connected to an open circuit, and determinethe gain Av2 = vo/vo1. (c) Determine the overall small-signal voltage gainAv = vo/vs. Compare the overall gain with the product Av1 · Av2, using thevalues calculated in part (b)arrow_forward
- For positive half of the signal below, what is the peak output value of the circuit? NOTE: use silicon diode ?arrow_forwardQUESTION 4 In this voltage divider bias circuit, the input is at the base. Output is at the emitter with a high input resistance and low output resistance. The maximum voltage gain is 1 and the coupling capacitors must have a negligible reactance at the frequency of operation. (use to answer a and b) a. Derive the expression for the voltage gain, current gain, and power gain in terms of power delivered to the load, RL. b. Sketch both the DC and AC equivalent circuits. c. Derive the expression for ripple factor of Half Wave Rectification with a capacitor filter.arrow_forwarddrive a formula for (SNR) of sinusoidal signal has been sampled and quantized.arrow_forward
- d) A regulator as shown in Figure 4 has an input voltage, Vs 12 V. The duty cycle, k = 0.35 and the switching frequency is 30 kHz. It also has an inductance, L= 200 µH, filter capacitance, C = 440 µF. The average load current, la = 1.25 A. Determine the; i. average output voltage, Va. ii. peak-to-peak output ripple voltage, AVc. iii. peak-to-peak output ripple current of inductor, AI. iv. peak current of the transistor, Ip. v. critical values of L and C. vi. critical values of L and C if Vs is increased to 14 V. Estimate the change in percentage for the critical values of L and C. V, Load V V G Figure 4arrow_forwardurses / Introduction to Electronic Analysis and Design-CE255/E The pure DC signal has Select one: a. The average of the signal over time is Zero. b. The average of the signal over time is Positive. C. A constant value and a single direction. d. A changing value and a single direction. e. A constant value and a changing direction. ESment CE255/EE255 (O1) - Dr. Mamoun Al-Mistar Jump to...arrow_forwardShow the equation used, and the tabulated list of points in your script. On graph paper draw the maximum and minimum characteristics for the FET used in figure 6.29, Showing associated calculations in the script, draw the bias line for the source resistance R,on the 4.1 given that: Ipss (maæ) Vese = 14 mA ; Ipss (min) Voso (min) 6 mA. - - 4 V. - -9V GSo (max) Calculate Ve and clearly mark it on the graph. 4,2 4.3 graph. From the information provided by your graph, determine: ) the maximum spread of Ip ; (ii) the maximum and minimum expected values for Vog . Determine the value of the mutual conductance of the FET at the quiescent point from the 4.4 4.5 maximum characteristic curve. Draw the small-signal ac model of the circuit, assuming the capacitor reactances are all neglieible Label all component values, terminals and signals. 4.6 4.7 Conduct a complete ac analysis of the circuit so as to find: (i) input impedance; (ii) output impedance; (iii) current gain; (iv) voltage gain. +15 V…arrow_forward
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