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Q1) A diode has a doping of No- 1019 /cm3 on the n-type side and NA 101/cm3 on the p-type side. W...
1. Consider a p-n junction diode with doping concentrations: NA6.5x1015 cm3 and ND 107 cm3 in...
1. Consider a p-n junction diode with doping concentrations: NA6.5x1015 cm3 and ND 107 cm3 in the p- and n-sides, respectively. (a) Calculate the free electron and hole concentrations in both p- and n-sides' neutral regions. (b) Find the barrier height and the built-in voltage. (c) Sketch the energy band diagram of the complete p-n junction. Mark all energy levels including the barrier height and show the energy level values. (d) Calculate the total depletion width under zero bias. (e)...
A Si step junction maintained at room temperature under equilibrium conditions has a p-side doping of...
A Si step junction maintained at room temperature under equilibrium conditions has a p-side doping of Na = 2x1015/cm3 , and an n-side doping of Nd = 1015/cm3 . Compute (a) Built-in potential Vbi (b) Depletion region width W, and xp, xn (c) Maximum electric field at x=0 (d) Electrostatic potential V at x=0 (e) Make sketches of the charge density, electric field, and electrostatic potential as a function of position x
Problem1 10" ㎝aandn-side Callibrium at 3000 K has ap side dup ing of NA-2 doping of ND-101 cm Ca...
Problem1 10" ㎝aandn-side Callibrium at 3000 K has ap side dup ing of NA-2 doping of ND-101 cm Calculate: (a) The contact potential (also called built-in voltage) (b) The depletion layer width at the p-side and n-sides, and the total depletion layer width. (c) The electric field at the metallurgical junction. (d) The potential at the metallurgical junction. (e) Make sketches of the charge density, electric field and electrostatic potential as a function of position, that are roughly to scale....
A silicon PN junction diode is constructed using N-type silicon in which the Fermi level is...
A silicon PN junction diode is constructed using N-type silicon in which the Fermi level is 100 meV below the conduction band edge and P-type silicon in which the Fermi level is 120 meV above the valence band edge a) What are the majority and minority carrier concentrations on each side of the junction under thermal equilibrium? b) What is the value of the built-in voltage? c) Determine the width of the depletion region on both sides of the junction...
2. (60 pts) Consider a one-sided silicon PN diode. The p-side is degenerately doped (and you...
2. (60 pts) Consider a one-sided silicon PN diode. The p-side is degenerately doped (and you can assume Ep = Ey for simplicity). The doping concentration on the n-side is Np for 0<x <too. The depletion width on the n-side is xn. Use the depletion approximation. p* ND x 0 From here, you assume that Np is given by 4x1015 cm. (h) (7 pts) What is the maximum electric field in depletion region when Va=-3 V? (i) (8 pts) As...
The question is attached here in the form of an imagecm2] flowing through this diode under...
The question is attached here in the form of an imagecm2] flowing through this
diode under an applied forward bias of V = 0.6 V the edges of the
depleion region. diode at room temperature with an applied forward
bias of V 0.6 V. forward bias of V = 0.6 V.
PROBLEM E1-PHYSICAL ELECTRONICS II Consider a p-n junction similar to the one depicted in the schematic p-n junction below but with NA 10's cm3 and No- 1016 cm3. At...
A p-i-n junction has an intrinsic region thickness of 1-um (micrometer) The p side has Na...
A p-i-n junction has an intrinsic region thickness of 1-um (micrometer) The p side has Na =10^15 and the n side has Nd=10^19. a) Derive the electric field and potential using Poisson's equation. b) Calculate the depletion region width (take into account the 1-um and the depletion region width for a regular pn junction)
THE REVERSE BIAS VOLTAGE APPLIED TO SILICON PN JUNCTION DIODE IS 4V, DOPING CONCENTRATION Na is...
THE REVERSE BIAS VOLTAGE APPLIED TO SILICON PN JUNCTION DIODE IS 4V, DOPING CONCENTRATION Na is 10^17 cm^-3, Nd = 10^16 cm^-3, ni = 1.3 x 10^9 cm^-3, temperature T = 273 k find the width of depletion region with the applied reverse voltage please check your answer that it is correct please it is a humble request
A p-n junction is created by doping the right side of a piece of silicon with...
A p-n junction is created by doping the right side of a piece of silicon with 1014 atoms/cm3 of phosphorus and the left side with 1018 atoms/cm3 of boron. Assume that the dopants are fully ionized, and assume the junction is at x = 0 with x+ pointed to the right. a) Plot by hand (roughly to scale) an energy band diagram of the junction and label EGAP, EC, EV, EF and EFi. Using the effective density of states, calculate...
1. (2) A Si p-n junction has sides with boron doping at 107 cm and phosphorus...
1. (2) A Si p-n junction has sides with boron doping at 107 cm and phosphorus doping at 5.0x10^? cm? The junction has a cross-sectional area of 104 cm. It is in equilibrium at a temperature of 300 K. For Si, the intrinsic charge carrier density is 1.5x100 cm and the dielectric constant is 11.8. State the contact potential, the total depletion region width, the depletion region widths on the p-side and n- side, and the peak electric field. What...
1. Consider a p-n junction diode with doping concentrations: NA6.5x1015 cm3 and ND 107 cm3 in the p- and n-sides, respectively. (a) Calculate the free electron and hole concentrations in both p- and n-sides' neutral regions. (b) Find the barrier height and the built-in voltage. (c) Sketch the energy band diagram of the complete p-n junction. Mark all energy levels including the barrier height and show the energy level values. (d) Calculate the total depletion width under zero bias. (e)...
Problem1 10" ㎝aandn-side Callibrium at 3000 K has ap side dup ing of NA-2 doping of ND-101 cm Calculate: (a) The contact potential (also called built-in voltage) (b) The depletion layer width at the p-side and n-sides, and the total depletion layer width. (c) The electric field at the metallurgical junction. (d) The potential at the metallurgical junction. (e) Make sketches of the charge density, electric field and electrostatic potential as a function of position, that are roughly to scale....
A silicon PN junction diode is constructed using N-type silicon in which the Fermi level is 100 meV below the conduction band edge and P-type silicon in which the Fermi level is 120 meV above the valence band edge a) What are the majority and minority carrier concentrations on each side of the junction under thermal equilibrium? b) What is the value of the built-in voltage? c) Determine the width of the depletion region on both sides of the junction...
2. (60 pts) Consider a one-sided silicon PN diode. The p-side is degenerately doped (and you can assume Ep = Ey for simplicity). The doping concentration on the n-side is Np for 0<x <too. The depletion width on the n-side is xn. Use the depletion approximation. p* ND x 0 From here, you assume that Np is given by 4x1015 cm. (h) (7 pts) What is the maximum electric field in depletion region when Va=-3 V? (i) (8 pts) As...
The question is attached here in the form of an imagecm2] flowing through this
diode under an applied forward bias of V = 0.6 V the edges of the
depleion region. diode at room temperature with an applied forward
bias of V 0.6 V. forward bias of V = 0.6 V.
PROBLEM E1-PHYSICAL ELECTRONICS II Consider a p-n junction similar to the one depicted in the schematic p-n junction below but with NA 10's cm3 and No- 1016 cm3. At...
1. (2) A Si p-n junction has sides with boron doping at 107 cm and phosphorus doping at 5.0x10^? cm? The junction has a cross-sectional area of 104 cm. It is in equilibrium at a temperature of 300 K. For Si, the intrinsic charge carrier density is 1.5x100 cm and the dielectric constant is 11.8. State the contact potential, the total depletion region width, the depletion region widths on the p-side and n- side, and the peak electric field. What...
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