Microelectronics: Circuit Analysis and Design
4th Edition
ISBN: 9780073380643
Author: Donald A. Neamen
Publisher: McGraw-Hill Companies, The
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Chapter 1, Problem 1.12TYU
Determine the diffusion conductance of a pn junction diode at
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A silicon diode has a saturation current of 5nA at 250C. What is the saturation current
at 1000C?
For the given series diode configuration, determine Va, Is, and Vz.
Si
EE 10 V
(a)
The current measured in the circuit formed by using the practical diode model is… ...
Please choose one:
a.
0.73 mA
b.
1.2 mA
c.
0.80 mA
D.
0.87 mA
Chapter 1 Solutions
Microelectronics: Circuit Analysis and Design
Ch. 1 - Calculate the intrinsic carrier concentration in...Ch. 1 - (a) Calculate the majority and minority carrier...Ch. 1 - Consider ntype GaAs at T=300K doped to a...Ch. 1 - Consider silicon at T=300K . Assume the hole...Ch. 1 - Determine the intrinsic carrier concentration in...Ch. 1 - (a) Consider silicon at T=300K . Assume that...Ch. 1 - Using the results of TYU1.2, determine the drift...Ch. 1 - The electron and hole diffusion coefficients in...Ch. 1 - A sample of silicon at T=300K is doped to...Ch. 1 - (a) Calculate Vbi for a GaAs pn junction at T=300K...
Ch. 1 - A silicon pn junction at T=300K is doped at...Ch. 1 - (a) A silicon pn junction at T=300K has a...Ch. 1 - (a) Determine Vbi for a silicon pn junction at...Ch. 1 - A silicon pn junction diode at T=300K has a...Ch. 1 - Recall that the forwardbias diode voltage...Ch. 1 - Consider the circuit in Figure 1.28. Let VPS=4V ,...Ch. 1 - (a) Consider the circuit shown in Figure 1.28. Let...Ch. 1 - The resistor parameter in the circuit shown in...Ch. 1 - Consider the diode and circuit in Exercise EX 1.8....Ch. 1 - Consider the circuit in Figure 1.28. Let R=4k and...Ch. 1 - The power supply (input) voltage in the circuit of...Ch. 1 - (a) The circuit and diode parameters for the...Ch. 1 - Determine the diffusion conductance of a pn...Ch. 1 - Determine the smallsignal diffusion resistance of...Ch. 1 - The diffusion resistance of a pn junction diode at...Ch. 1 - A pn junction diode and a Schottky diode both have...Ch. 1 - Consider the circuit shown in Figure 1.45....Ch. 1 - Consider the circuit shown in Figure 1.46. The...Ch. 1 - A Zener diode has an equivalent series resistance...Ch. 1 - The resistor in the circuit shown in Figure 1.45...Ch. 1 - Describe an intrinsic semiconductor material. What...Ch. 1 - Describe the concept of an electron and a hole as...Ch. 1 - Describe an extrinsic semiconductor material. What...Ch. 1 - Describe the concepts of drift current and...Ch. 1 - How is a pn junction formed? What is meant by a...Ch. 1 - How is a junction capacitance created in a...Ch. 1 - Write the ideal diode currentvoltage relationship....Ch. 1 - Describe the iteration method of analysis and when...Ch. 1 - Describe the piecewise linear model of a diode and...Ch. 1 - Define a load line in a simple diode circuit.Ch. 1 - Under what conditions is the smallsignal model of...Ch. 1 - Describe the operation of a simple solar cell...Ch. 1 - How do the i characteristics of a Schottky barrier...Ch. 1 - What characteristic of a Zener diode is used in...Ch. 1 - Describe the characteristics of a photodiode and a...Ch. 1 - (a) Calculate the intrinsic carrier concentration...Ch. 1 - (a) The intrinsic carrier concentration in silicon...Ch. 1 - Calculate the intrinsic carrier concentration in...Ch. 1 - (a) Find the concentration of electrons and holes...Ch. 1 - Gallium arsenide is doped with acceptor impurity...Ch. 1 - Silicon is doped with 51016 arsenic atoms/cm3 ....Ch. 1 - (a) Calculate the concentration of electrons and...Ch. 1 - A silicon sample is fabricated such that the hole...Ch. 1 - The electron concentration in silicon at T=300K is...Ch. 1 - (a) A silicon semiconductor material is to be...Ch. 1 - (a) The applied electric field in ptype silicon is...Ch. 1 - A drift current density of 120A/cm2 is established...Ch. 1 - An ntype silicon material has a resistivity of...Ch. 1 - (a) The applied conductivity of a silicon material...Ch. 1 - In GaAs, the mobilities are n=8500cm2/Vs and...Ch. 1 - The electron and hole concentrations in a sample...Ch. 1 - The hole concentration in silicon is given by...Ch. 1 - GaAs is doped to Na=1017cm3 . (a) Calculate no and...Ch. 1 - (a) Determine the builtin potential barrier Vbi in...Ch. 1 - Consider a silicon pn junction. The nregion is...Ch. 1 - The donor concentration in the nregion of a...Ch. 1 - Consider a uniformly doped GaAs pn junction with...Ch. 1 - The zerobiased junction capacitance of a silicon...Ch. 1 - The zerobias capacitance of a silicon pn junction...Ch. 1 - The doping concentrations in a silicon pn junction...Ch. 1 - (a) At what reversebias voltage does the...Ch. 1 - (a) The reversesaturation current of a pn junction...Ch. 1 - (a) The reversesaturation current of a pn junction...Ch. 1 - A silicon pn junction diode has an emission...Ch. 1 - Plot log10ID versus VD over the range 0.1VD0.7V...Ch. 1 - (a) Consider a silicon pn junction diode operating...Ch. 1 - A pn junction diode has IS=2nA . (a) Determine the...Ch. 1 - The reversebias saturation current for a set of...Ch. 1 - A germanium pn junction has a diode current of...Ch. 1 - (a)The reversesaturation current of a gallium...Ch. 1 - The reversesaturation current of a silicon pn...Ch. 1 - A silicon pn junction diode has an applied...Ch. 1 - A pn junction diode is in series with a 1M...Ch. 1 - Consider the diode circuit shown in Figure P1.39....Ch. 1 - The diode in the circuit shown in Figure P1.40 has...Ch. 1 - Prob. 1.41PCh. 1 - (a) The reversesaturation current of each diode in...Ch. 1 - (a) Consider the circuit shown in Figure P1.40....Ch. 1 - Consider the circuit shown in Figure P1.44....Ch. 1 - The cutin voltage of the diode shown in the...Ch. 1 - Find I and VO in each circuit shown in Figure...Ch. 1 - Repeat Problem 1.47 if the reversesaturation...Ch. 1 - (a) In the circuit Shown in Figure P1.49, find the...Ch. 1 - Assume each diode in the circuit shown in Figure...Ch. 1 - (a) Consider a pn junction diode biased at IDQ=1mA...Ch. 1 - Determine the smallsignal diffusion resistancefor...Ch. 1 - The diode in the circuit shown in Figure P1.53 is...Ch. 1 - The forwardbias currents in a pn junction diode...Ch. 1 - A pn junction diode and a Schottky diode have...Ch. 1 - The reversesaturation currents of a Schottky diode...Ch. 1 - Consider the Zener diode circuit shown in Figure...Ch. 1 - (a) The Zener diode in Figure P1.57 is ideal with...Ch. 1 - Consider the Zener diode circuit shown in Figure...Ch. 1 - The Output current of a pn junction diode used as...Ch. 1 - Using the currentvoltage characteristics of the...Ch. 1 - (a) Using the currentvoltage characteristics of...Ch. 1 - Use a computer simulation to generate the ideal...Ch. 1 - Use a computer simulation to find the diode...Ch. 1 - Design a diode circuit to produce the load line...Ch. 1 - Design a circuit to produce the characteristics...Ch. 1 - Design a circuit to produce the characteristics...Ch. 1 - Design a circuit to produce the characteristics...
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- Explain the V-I characteristics of a P-N junction diode when it is connected in forward bias and reverse bias. A PN junction diode gives a current of 50 mA at a room temperature of 20 dergee C when the forward bias voltage is 200mV. Determine (a) the saturation current with a negative bias (b) the diode current when room temperature is 30 degree C , and (c) diode current at a forward bias voltage.arrow_forwardCurrent measured in the circuit in the shape created using the ideal diode model .....is. Please select one: a. 0.87 mA b. 1.2 mA c. 0.80 mA d. 0.73 mAarrow_forwardA silicon diode has a reverse saturation current of 50nA at room temperature (25degrees centigrade). If the operating temperature is raised by 50-degrees centigrade, what is now the reverse saturation current?arrow_forward
- Determine the diode current (in Ampere) at 70°C for a silicon diode with reverse saturation current 70 nanoAmpere and an applied forward bias of 0.8 volts. The constant k value is: The Temperature (in Kelvin) is: The Diode current (in Ampere) is:arrow_forwardA one-sided abrupt silicon p-n junction diode is to be designed to have a breakdown voltage of at least 60 V and to have a forward-bias current of 50 mA for an applied voltage of 0.625 V while still operating under low injection. The minority carrier lifetimes are To = Tno = Tpo = 2 x 10-7 sec. Determine the doping concentrations and the minimum cross-sectional area.arrow_forwardA PN Junction diode gives a current of 50 mA at a room temperature of 20C when the forward bias voltage is 200 mV. Determine a) the saturation current with a negative bias, b) the diode current when room temperature is 30C and c) the diode current at a forward bias voltage of 300 mVolt and 30C.arrow_forward
- Sketch the transfer characteristic vo versus vi for the limiter circuit shown below. All diodes begin conducting at a forward voltage drop of 0.5V and have of 0.7V when fully conducting at 1mA.arrow_forwardvelop the following problems. What would be the current (Id) in a Silicon diode if, at a temperature of 95 °C, 0.67 volts are applied to it. The reverse saturation current (Is) of the diode at 55 °C is known to be 4520 0.5 nano-A.arrow_forwardCompute the value of DC resistance and AC resistance of a Germanium junction diode at 250C with reverse saturation current, I0 = 25µA and at an applied voltage of 0.2V across the diode.arrow_forward
- Solve it fast plzarrow_forwardThe current measured in the circuit formed by using the ideal diode model is. Please choose one: a. 1.2 mA b. 0.87 mA C. 0.73 mA D. 0.80 mA 13:19 30.04.2021arrow_forwardWhat will be the value of the reverse saturation current for a Si diode operating in forward bias mode. The following information is given: Diode current 3 A Voltage across diode 0.25 V. Temperature is 300 K.arrow_forward
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Diodes Explained - The basics how diodes work working principle pn junction; Author: The Engineering Mindset;https://www.youtube.com/watch?v=Fwj_d3uO5g8;License: Standard Youtube License