MICROELECT. CIRCUIT ANALYSIS&DESIGN (LL)
4th Edition
ISBN: 9781266368622
Author: NEAMEN
Publisher: MCG
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Textbook Question
Chapter 2, Problem 2.68P
Consider the photodiode circuit shown in Figure 2.44. Assume the quantum efficiency is 1. A photocurrent of 0.6 mA is required for an incident photon flux of
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Make a sketch of the I–V characteristic curve for a diode with Is = 0.02 pA for VD values from zero to 0.7 V. Use the approximation ID = Is e^(Vd/VT) What is the slope of a line tangent to the curve at ID = 2 mA?
(b) Measure (using the DVM and oscilloscope) the voltage drop Vc across the capacitor and explain the operation of the circuit.
the voltage drop Vc across the capacitor is 4.61V
please explain question b
Problem 2
In a P-type semiconductor. the Fermi level is 0.3 cV above the
valance band at a room temperature of 30O °K. Determine the new position of the
Fermi level for termperatures of (a) 350 K and (b) 400 K.
The Fermi level in a P-type material is given by
Chapter 2 Solutions
MICROELECT. CIRCUIT ANALYSIS&DESIGN (LL)
Ch. 2 - Repeat Example 2.1 if the input voltage is...Ch. 2 - Consider the bridge circuit shown in Figure 2.6(a)...Ch. 2 - Assume the input signal to a rectifier circuit has...Ch. 2 - The input voltage to the halfwave rectifier in...Ch. 2 - Consider the circuit in Figure 2.4. The input...Ch. 2 - The circuit in Figure 2.5(a) is used to rectify a...Ch. 2 - The secondary transformer voltage of the rectifier...Ch. 2 - Determine the fraction (percent) of the cycle that...Ch. 2 - The Zener diode regulator circuit shown in Figure...Ch. 2 - Repeat Example 2.6 for rz=4 . Assume all other...
Ch. 2 - Consider the circuit shown in Figure 2.19. Let...Ch. 2 - Suppose the currentlimiting resistor in Example...Ch. 2 - Suppose the power supply voltage in the circuit...Ch. 2 - Design a parallelbased clipper that will yield the...Ch. 2 - Sketch the steadystate output voltage for the...Ch. 2 - Consider the circuit in Figure 2.23(a). Let R1=5k...Ch. 2 - Determine the steadystate output voltage O for the...Ch. 2 - Design a parallelbased clipper circuit that will...Ch. 2 - Consider the circuit shown in Figure 2.38, in...Ch. 2 - Consider the circuit shown in Figure 2.39. The...Ch. 2 - Repeat Example 2.11 for the case when R1=8k ,...Ch. 2 - The cutin voltage of each diode in the circuit...Ch. 2 - Prob. 2.12TYUCh. 2 - Consider the OR logic circuit shown in Figure...Ch. 2 - Consider the AND logic circuit shown in Figure...Ch. 2 - (a) Photons with an energy of hv=2eV are incident...Ch. 2 - Determine the value of resistance R required to...Ch. 2 - What characteristic of a diode is used in the...Ch. 2 - Prob. 2RQCh. 2 - Describe a simple fullwave diode rectifier circuit...Ch. 2 - Prob. 4RQCh. 2 - Prob. 5RQCh. 2 - Describe a simple Zener diode voltage reference...Ch. 2 - What effect does the Zener diode resistance have...Ch. 2 - What are the general characteristics of diode...Ch. 2 - Describe a simple diode clipper circuit that...Ch. 2 - Prob. 10RQCh. 2 - What one circuit element, besides a diode, is...Ch. 2 - Prob. 12RQCh. 2 - Describe a diode OR logic circuit. Compare a logic...Ch. 2 - Describe a diode AND logic circuit. Compare a...Ch. 2 - Describe a simple circuit that can be used to turn...Ch. 2 - Consider the circuit shown in Figure P2.1. Let...Ch. 2 - For the circuit shown in Figure P2.1, show that...Ch. 2 - A halfwave rectifier such as shown in Figure...Ch. 2 - Consider the battery charging circuit shown in...Ch. 2 - Figure P2.5 shows a simple fullwave battery...Ch. 2 - The fullwave rectifier circuit shown in Figure...Ch. 2 - The input signal voltage to the fullwave rectifier...Ch. 2 - The output resistance of the fullwave rectifier in...Ch. 2 - Repeat Problem 2.8 for the halfwave rectifier in...Ch. 2 - Consider the halfwave rectifier circuit shown in...Ch. 2 - The parameters of the halfwave rectifier circuit...Ch. 2 - The fullwave rectifier circuit shown in Figure...Ch. 2 - Consider the fullwave rectifier circuit in Figure...Ch. 2 - The circuit in Figure P2.14 is a complementary...Ch. 2 - Prob. 2.15PCh. 2 - A fullwave rectifier is to be designed using the...Ch. 2 - Prob. 2.17PCh. 2 - (a) Sketch o versus time for the circuit in Figure...Ch. 2 - Consider the circuit shown in Figure P2.19. The...Ch. 2 - Consider the Zener diode circuit shown in Figure...Ch. 2 - Consider the Zener diode circuit shown in Figure...Ch. 2 - In the voltage regulator circuit in Figure P2.21,...Ch. 2 - A Zener diode is connected in a voltage regulator...Ch. 2 - Consider the Zener diode circuit in Figure 2.19 in...Ch. 2 - Design a voltage regulator circuit such as shown...Ch. 2 - The percent regulation of the Zener diode...Ch. 2 - A voltage regulator is to have a nominal output...Ch. 2 - Consider the circuit in Figure P2.28. Let V=0 ....Ch. 2 - The secondary voltage in the circuit in Figure...Ch. 2 - The parameters in the circuit shown in Figure...Ch. 2 - Consider the circuit in Figure P2.31. Let V=0 (a)...Ch. 2 - Prob. 2.32PCh. 2 - Each diode cutin voltage is 0.7 V for the circuits...Ch. 2 - The diode in the circuit of Figure P2.34(a) has...Ch. 2 - Consider the circuits shown in Figure P2.35. Each...Ch. 2 - Plot O for each circuit in Figure P2.36 for the...Ch. 2 - Consider the parallel clipper circuit in Figure...Ch. 2 - A car’s radio may be subjected to voltage spikes...Ch. 2 - Sketch the steadystate output voltage O versus...Ch. 2 - Prob. D2.40PCh. 2 - Design a diode clamper to generate a steadystate...Ch. 2 - For the circuit in Figure P2.39(b), let V=0 and...Ch. 2 - Repeat Problem 2.42 for the circuit in Figure...Ch. 2 - The diodes in the circuit in Figure P2.44 have...Ch. 2 - In the circuit in Figure P2.45 the diodes have the...Ch. 2 - The diodes in the circuit in Figure P2.46 have the...Ch. 2 - Consider the circuit shown in Figure P2.47. Assume...Ch. 2 - The diode cutin voltage for each diode in the...Ch. 2 - Consider the circuit in Figure P2.49. Each diode...Ch. 2 - Assume V=0.7V for each diode in the circuit in...Ch. 2 - The cutin voltage of each diode in the circuit...Ch. 2 - Let V=0.7V for each diode in the circuit in Figure...Ch. 2 - For the circuit shown in Figure P2.54, let V=0.7V...Ch. 2 - Assume each diode cutin voltage is V=0.7V for the...Ch. 2 - If V=0.7V for the diode in the circuit in Figure...Ch. 2 - Let V=0.7V for the diode in the circuit in Figure...Ch. 2 - Each diode cutin voltage in the circuit in Figure...Ch. 2 - Let V=0.7V for each diode in the circuit shown in...Ch. 2 - Consider the circuit in Figure P2.61. The output...Ch. 2 - Consider the circuit in Figure P2.62. The output...Ch. 2 - Prob. 2.63PCh. 2 - Consider the circuit shown in Figure P2.64. The...Ch. 2 - The lightemitting diode in the circuit shown in...Ch. 2 - The parameters of D1 and D2 in the circuit shown...Ch. 2 - If the resistor in Example 2.12 is R=2 and the...Ch. 2 - Consider the photodiode circuit shown in Figure...Ch. 2 - Consider the fullwave bridge rectifier circuit....Ch. 2 - Design a simple dc voltage source using a...Ch. 2 - A clipper is to be designed such that O=2.5V for...Ch. 2 - Design a circuit to provide the voltage transfer...
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