4. (a) Design an ideal silicon p-n junction diode such that Jn = 24 A/cm? and Jp= 6 A/cm² at a forward voltage of 0.7V. Area of cross-section = 2 x 10-4 cm² n; = 9.65 x 10° cm³ Dp = 10 cm²/s Dn = 20 cm²/s Tn = Tp = 5 x 10:7 sec. Hint: Calculate Na and Np. (b) Calculate the total reverse leakage current density at a reverse bias of -4V if Tg = 5 x 107 sec.

4. (a) Design an ideal silicon p-n junction diode such that Jn = 24 A/cm? and Jp= 6 A/cm² at a forward voltage of 0.7V. Area of cross-section = 2 x 10-4 cm² n; = 9.65 x 10° cm³ Dp = 10 cm²/s Dn = 20 cm²/s Tn = Tp = 5 x 10:7 sec. Hint: Calculate Na and Np. (b) Calculate the total reverse leakage current density at a reverse bias of -4V if Tg = 5 x 107 sec.

EBK ELECTRICAL WIRING RESIDENTIAL

19th Edition

ISBN:9781337516549

Author:Simmons

Publisher:Simmons

Chapter19: Special-purpose Outlets-water Pump, Water Heater

Section19.2: Water Heater Branch Circuit

Problem 8R: For residential water heaters, the Consumer Product Safety Commission suggests a maximum temperature...

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