Consider a silicon PN step junction diode with Nd = 1016 cm³ and N₁ = 5 × 1015 cm³. Assume T= 300 K. (a) Calculate the built-in potential bi (b) Calculate the depletion-layer width (Wdep) and its length on the N side (x) and P side (xp). (c) Calculate the maximum electric field. (d) Sketch the energy band diagram, electric potential, electric field distribution, and the space-charge profile. (e) Now let Na = 1018 cm³. Repeat (a), (b), and (c). Compare these to the previous results. How have the depletion widths changed?

Consider a silicon PN step junction diode with Nd = 1016 cm³ and N₁ = 5 × 1015 cm³. Assume T= 300 K. (a) Calculate the built-in potential bi (b) Calculate the depletion-layer width (Wdep) and its length on the N side (x) and P side (xp). (c) Calculate the maximum electric field. (d) Sketch the energy band diagram, electric potential, electric field distribution, and the space-charge profile. (e) Now let Na = 1018 cm³. Repeat (a), (b), and (c). Compare these to the previous results. How have the depletion widths changed?

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter59: Motor Startup And Troubleshooting Basics

Section: Chapter Questions

Problem 12SQ: How is a solid-state diode tested? Explain.

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