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Studio_1 - Studio 1 Review P-N Junction Diode Reverse bias...

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Unformatted text preview: Studio 1 Review P-N Junction Diode Reverse bias diode junction capacitance MOSFET Physical construction Circuit symbols Lab Exercise PN junction capacitance MOSFET Gate capacitance Text: Sec. 1.1 pp. 1-12 Sec. 1.2 pp. 16-20; Sec 2.1 pp. 82-94 Semiconductor Physics Review Chemistry Review Types of Materials Conductor, Insulator, Semiconductor PN junction Depletion region Junction capacitance P-N Junction Diode Junction between p-type, n-type materials Assume structure is simple enough that we can consider only one spatial dimension Model: only consider extra charges Mobile charges contributed by dopants: each mobile charge was contributed by a fxed charge oF opposite sign P-N Junction Diode Thought experiment: take isolated p-type, n- type and bring together V A = 0 (t=0) No electric feld; Thermal diFFusion V A = 0 (equilibrium t > 0) Internal electric feld balances diFFusion V A positive (forward bias) Applied V A overpowers internal E Feld V...
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Studio_1 - Studio 1 Review P-N Junction Diode Reverse bias...

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