Question: (a) At what reverse-bias voltage does the reverse-bias current in a silicon pn junction diode reach 90 percent of its saturation value? (b) What is

(a) At what reverse-bias voltage does the reverse-bias current in a silicon pn junction diode reach 90 percent of its saturation value?

(b) What is the ratio of the current for a forward-bias voltage of $0.2 \mathrm{~V}$ to the current for a reversebias voltage of $0.2 \mathrm{~V}$ ?

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