Determine the required doping concentration in anode region

Assignment Help Electrical Engineering
Reference no: EM13248049

The built-in voltage of a GaAs pn junction diode is 1.25 V when the diode's temperature is T = 320 K. The cathode region of the diode is doped with phosphorus at a concentration of 1017 cm-3. Determine the required doping concentration in the anode region.

Reference no: EM13248049

Questions Cloud

Determine the value of the junction capacitance : The junction capacitance of a silicon pn junction is 1.83 pF at T = 300 K when the anode and cathode are held at the same voltage. The concentration of donor atoms in the n-region of the junction is 1016 cm ^-3
Did nineteenth century railroads meet hookers tests : Did nineteenth century railroads meet Hooker's tests in asserting corporate rights under the Fourteenth Amendment to the Constitution of the United States? Give reasons for your opinions and reactions.
Determine the conductivity of silicon at t : Determine the conductivity of silicon at T = 300 K if it is doped with donor impurity atoms at a concentration of 1.25*1016 cm-3. Assume that the electron and hole mobilities are 1350 cm2 / V-s and 480 cm2 / V-s, respectively.
Find the radius of the orbit : In a classical model of the hydrogen atom, the electron orbits a stationary proton in a circular orbit
Determine the required doping concentration in anode region : The built-in voltage of a GaAs pn junction diode is 1.25 V when the diode's temperature is T = 320 K. The cathode region of the diode is doped with phosphorus at a concentration of 1017 cm-3. Determine the required doping concentration in the anod..
Which process is best for this contract : Determine the best process for each of the following volumes: (i) 75,000; (ii) 275,000 (iii) 375,000
Find the magnitude of the force in the string : Two blocks with masses, 2.5kg and 3.5kg, rest on a frictionless surface and are connected by a light string, What is the magnitude of the force in the string
Compare and contrast the characteristics : Compare and contrast the characteristics of Total Quality Management (TQM), Six Sigma, and ISO9000. What are the differences? What are the commonalties?
Find the magnitude of the net force acting on the vehicle : A 1380-kg racecar is driving around a circular track of radius 157 m, What is the magnitude of the net force acting on the vehicle at this time and the force's direction relative to the velocity

Reviews

Write a Review

Electrical Engineering Questions & Answers

  Line a goes into an inverter then into a nand gate

Simplify the following circuit. Line A goes into an INVERTER, then into a NAND Gate, then into an OR Gate, then travels into another NOR Gate.

  Find what is the probability of three heads

An experiment consists of tossing a fair coin four times in succession. What are the possible outcomes Now count up the number of outcomes with three heads. If the outcomes are equally probable, what is the probability of three heads

  Determine what is the new cutoff frequency

A high-pass filter with C=30pF. R= 40 kohm A) What is the cutoff frequency The output of this filter is connected to an amplifier with an input resistance of 60 kohm. B) Sketch and label the new circuit. C) What is the new cutoff frequency

  Find atom in unstable state before it spontaneously decays

A sample of radiocactive material undergoes decay such that the number of atoms N(t) remaining in the unstable state at time t is related to the number No at t = 0 by the relation N(t) = No exp(t\tau)

  Calculate the maximum value of k for stability

A sampled-data system such as that presented in problem (i) has a sampling period T = 0.05s and has G(z) = K (z3 + 10.3614z2 + 9.758z + 0.8353) / (z4 - 3.7123z3 + 5.1644z2 - 3.195z + 0.7408) 1. Determine K when the two real poles break away from the ..

  Develop the datapath under visio for the java code

Develop the Datapath; draw it under VISIO for this java code : input . x - the abscissa at which the linear interpolation is to be evaluated xi[]- the arrays of data abscissas yi[]- the arrays of data ordinates imax- size of the arrays xi[] and yi[]

  Determine the power loss due to the line impedance

A balanceed three-phase load of 15 MA with a lagging load factor of 0.85 is supplied by a 115KV subtransmission line. if the line impedance is 50+j100Ohm per phase, determine the following: (a) The line current of the load

  Calculate e-field generated at points by concentric sphere

Calculate the E-field generated at all points by concentric spheres of surface charge that are centered at the origin. Assume that inner and outer sphers have radii ra and rb and surface charge densities Psa and Psb, respectively.

  Why does the mobile carrier concentration increases

b) What are the equilibrium electron and hole concentrations at 300K and 500K (hint: You will have to find Nc and Nv at 500K, but it isnt necessary for 300K) c) Why does the mobile carrier concentration increase at high temperatures

  Discuss the choice of slope angles if the location is at 75

Determine the panel orientation you would choose to obtain maximum energy: (a) Over the year (b) In the summer (c) In the winter Discuss your choice of slope angles if the location is at 75°N.

  Determine transfer function for first order low pass filter

Determine the transfer function for a first order low pass filter with a cutoff frequency of 1000 radians/sec (note radians and not Hertz) and a pass band gain of 1 using the following types. (a) Butterworth type

  Determined capacitor voltage and charging current

A series of combination having R=2Mohm and C=0.01 UF is connected across a D.C. voltage source of 50V. Determined capacitor voltage and charging current after 0.02s, 0.04s and 1 hour.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd