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 10, Problem 13RQ
Discuss the operation of an active load.
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A. For the configuration shown below in 4(A), find the small signal voltage gain (Voutp-Voutm)/Vin
B. For the configuration shown in 4(B), find the following parameters
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Chapter 10 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 10 - The circuit parameters for the two-transistor...Ch. 10 - Consider the circuit shown in Figure 10.3. The...Ch. 10 - The parameters of the circuit shown in Figure 10.5...Ch. 10 - Consider the Widlar current source in Figure 10.9....Ch. 10 - Consider the circuit in Figure 10.10. Assume the...Ch. 10 - A Widlar current source is shown in Figure 10.9....Ch. 10 - Figure 10.12 shows the N-output current mirror....Ch. 10 - Prob. 10.1TYUCh. 10 - Prob. 10.2TYUCh. 10 - For the Wilson current source in Figure 10.8, the...
Ch. 10 - Prob. 10.4TYUCh. 10 - Prob. 10.8EPCh. 10 - Prob. 10.9EPCh. 10 - Consider the JFET circuit in Figure 10.24. The...Ch. 10 - Consider Design Example 10.8. Assume transistor...Ch. 10 - The bias voltages of the MOSFET current source in...Ch. 10 - Prob. 10.7TYUCh. 10 - All transistors in the MOSFET modified Wilson...Ch. 10 - A simple BJT amplifier with active load is shown...Ch. 10 - Prob. 10.9TYUCh. 10 - Prob. 10.10TYUCh. 10 - Prob. 10.11TYUCh. 10 - Prob. 10.12EPCh. 10 - For the circuit in Figure 10.40(a), the transistor...Ch. 10 - Prob. 10.12TYUCh. 10 - Repeat Example 10.12 for the case where a resistor...Ch. 10 - Prob. 10.14TYUCh. 10 - Prob. 1RQCh. 10 - Explain the significance of the output resistance...Ch. 10 - Prob. 3RQCh. 10 - Prob. 4RQCh. 10 - What is the primary advantage of a BJT cascode...Ch. 10 - Prob. 6RQCh. 10 - Can a piecewise linear model of the transistor be...Ch. 10 - Prob. 8RQCh. 10 - Sketch the basic MOSFET two-transistor current...Ch. 10 - Discuss the effect of mismatched transistors on...Ch. 10 - Prob. 11RQCh. 10 - Sketch a MOSFET cascode current source circuit and...Ch. 10 - Discuss the operation of an active load.Ch. 10 - What is the primary advantage of using an active...Ch. 10 - Prob. 15RQCh. 10 - What is the impedance seen looking into a simple...Ch. 10 - What is the advantage of using a cascode active...Ch. 10 - Prob. 10.1PCh. 10 - The matched transistors Q1 and Q2 in Figure...Ch. 10 - Prob. 10.3PCh. 10 - Reconsider the circuit in Figure 10.2(a). Let...Ch. 10 - Prob. 10.5PCh. 10 - The transistor and circuit parameters for the...Ch. 10 - The bias voltages in the circuit shown in Figure...Ch. 10 - Consider the current source in Figure 10.2(b). The...Ch. 10 - Prob. 10.9PCh. 10 - Prob. 10.10PCh. 10 - Prob. D10.11PCh. 10 - In the circuit in Figure P10.11, the transistor...Ch. 10 - Prob. D10.13PCh. 10 - Consider the circuit shown in Figure P 10.14. The...Ch. 10 - Design a basic two-transistor current...Ch. 10 - The values of for the transistors in Figure P10.16...Ch. 10 - Consider the circuit in Figure P10.17. The...Ch. 10 - All transistors in the N output current mirror in...Ch. 10 - Design a pnp version of the basic three-transistor...Ch. 10 - Prob. D10.20PCh. 10 - Consider the Wilson current source in Figure...Ch. 10 - Consider the circuit in Figure P10.22. The...Ch. 10 - Consider the Wilson current-source circuit shown...Ch. 10 - Consider the Widlar current source shown in Figure...Ch. 10 - Prob. 10.25PCh. 10 - Consider the circuit in Figure P10.26. Neglect...Ch. 10 - (a) For the Widlar current source shown in Figure...Ch. 10 - Consider the Widlar current source in Problem...Ch. 10 - (a) Design the Widlar current source such that...Ch. 10 - Design a Widlar current source to provide a bias...Ch. 10 - Design the Widlar current source shown in Figure...Ch. 10 - The circuit parameters of the Widlar current...Ch. 10 - Consider the Widlar current source in Figure 10.9....Ch. 10 - Consider the circuit in Figure P10.34. The...Ch. 10 - The modified Widlar current-source circuit shown...Ch. 10 - Consider the circuit in Figure P10.36. Neglect...Ch. 10 - Consider the Widlar current-source circuit with...Ch. 10 - Assume that all transistors in the circuit in...Ch. 10 - In the circuit in Figure P10.39, the transistor...Ch. 10 - Consider the circuit in Figure P10.39, with...Ch. 10 - Consider the circuit shown in Figure P10.41....Ch. 10 - For the circuit shown in Figure P 10.42, assume...Ch. 10 - Consider the circuit in Figure P10.43. The...Ch. 10 - Consider the MOSFET current-source circuit in...Ch. 10 - The MOSFET current-source circuit in Figure P10.44...Ch. 10 - Consider the basic two-transistor NMOS current...Ch. 10 - Prob. 10.47PCh. 10 - Consider the circuit shown in Figure P10.48. Let...Ch. 10 - Prob. 10.49PCh. 10 - The circuit parameters for the circuit shown in...Ch. 10 - Prob. 10.51PCh. 10 - Figure P10.52 is a PMOS version of the...Ch. 10 - The circuit shown in Figure P10.52 is biased at...Ch. 10 - The transistor circuit shown in Figure P10.54 is...Ch. 10 - Assume the circuit shown in Figure P10.54 is...Ch. 10 - The circuit in Figure P 10.56 is a PMOS version of...Ch. 10 - The transistors in Figure P10.56 have the same...Ch. 10 - Consider the NMOS cascode current source in Figure...Ch. 10 - Consider the NMOS current source in Figure P10.59....Ch. 10 - Prob. 10.60PCh. 10 - The transistors in the circuit shown in Figure...Ch. 10 - A Wilson current mirror is shown in Figure...Ch. 10 - Repeat Problem 10.62 for the modified Wilson...Ch. 10 - Prob. 10.64PCh. 10 - Prob. 10.65PCh. 10 - Prob. D10.66PCh. 10 - Prob. D10.67PCh. 10 - The parameters of the transistors in the circuit...Ch. 10 - Prob. 10.69PCh. 10 - Consider the circuit shown in Figure P10.70. The...Ch. 10 - Prob. 10.71PCh. 10 - Prob. D10.72PCh. 10 - Prob. 10.73PCh. 10 - Prob. D10.74PCh. 10 - Prob. 10.75PCh. 10 - For the circuit shown in Figure P10.76, the...Ch. 10 - Prob. 10.77PCh. 10 - Prob. 10.78PCh. 10 - The bias voltage of the MOSFET amplifier with...Ch. 10 - Prob. 10.80PCh. 10 - Prob. 10.81PCh. 10 - Prob. 10.82PCh. 10 - A BJT amplifier with active load is shown in...Ch. 10 - Prob. 10.84PCh. 10 - Prob. 10.85PCh. 10 - Prob. 10.86PCh. 10 - The parameters of the transistors in Figure P10.87...Ch. 10 - The parameters of the transistors in Figure P10.88...Ch. 10 - A BJT cascode amplifier with a cascode active load...Ch. 10 - Design a bipolar cascode amplifier with a cascode...Ch. 10 - Design a MOSFET cascode amplifier with a cascode...Ch. 10 - Design a generalized Widlar current source (Figure...Ch. 10 - The current source to be designed has the general...Ch. 10 - Designa PMOS version of the current source circuit...Ch. 10 - Consider Exercise TYU 10.10. Redesign the circuit...
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- Determine the folowing A.base current (IB), B. collector current (Ic), C. collector-to-emitter voltage (VCE),D. draw the load line, locate the Q-pointF. input impedance (Zi),G. Output impedance (Zo)arrow_forwardA Bipolar junction Transistor with curreat amplification factor being 100, Input Base current is 50μA. Collector voltage is 10 V and biasing voltage being +20 V. Find followings a. Collector current b. Resistance (R1) c. Collector voltage , Emitter voltage , Base Voltage & Collector-Emitter Voltage.arrow_forwardA) Find and draw the equivalent re circuit model. Calculate the voltage gain.arrow_forward
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- Draw the small signal model of the circuit and derive the equations for vIN and vOUTarrow_forward2 a) i) Draw typical output characteristics of a common emitter npn transistor and clearly identify the active, saturation, and cut off regions on your drawing. ii) Explain how you can find the common emitter de current gain, B, and the common emitter ac current gain, hre, from the common emitter output characteristics of an npn transistor. You need to draw typical output characteristics in scales and provide numerical calculations to support your explanation.arrow_forwardDescribe the working principles of Bipolar Junction Transistor (BJT): Study of Single Stage Transistor Common Emitter Amplifierarrow_forward
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