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Figure 5.9 (b)shows the resulting charge distribution in the depletion region of  pn junction.  a)Which one of Maxwell’s equations is used to determine the electric field within the depletion region (shown in Fig. 5.9 (c))?  b) Once the electric field is known, what equation is used to determine the built-in voltage across the depletion region?

Figure 5.9 (b)shows the resulting charge distribution in the depletion region of  pn junction.  a)Which one of Maxwell’s equations is used to determine the electric field within the depletion region (shown in Fig. 5.9 (c))?  b) Once the electric field is known, what equation is used to determine the built-in voltage across the depletion region?

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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Figure 5.9 (b)shows the resulting charge distribution in the depletion region of  pn junction. 

a)Which one of Maxwell’s equations is used to determine the electric field within the depletion region (shown in Fig. 5.9 (c))? 

b) Once the electric field is known, what equation is used to determine the built-in voltage across the depletion region?

 

 

5.3 Poisson's and Laplace's Equations 301 Space Charge Hoke O Electron Donor Acceptor lon lon I<0, p-type x>0, n-type (a) PA -d, d. (b) E, (c) (d; + d,d,) (d) FIGURE 5.9 For illustrating the application of Poisson's equation for the determination of the potential distribution for a p-n junction semiconductor.
Transcribed Image Text:5.3 Poisson's and Laplace's Equations 301 Space Charge Hoke O Electron Donor Acceptor lon lon I<0, p-type x>0, n-type (a) PA -d, d. (b) E, (c) (d; + d,d,) (d) FIGURE 5.9 For illustrating the application of Poisson's equation for the determination of the potential distribution for a p-n junction semiconductor.
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