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Question
Calculate the current through the circuit and the potential difference across the diode shown in figure (45-E1). The drift current for the diode is 20 μA.
Calculate the current through the circuit and the potential difference across the diode shown in figure (45-E1). The drift current for the diode is 20 μA.
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Solution
(a) Current in the Circuit = Drift Current
(Since, the diode is reverse biased.)
(b) Voltage across the diode
=5−(20×20×10−6)
=5−(4×10−4)
=10−4 (50000−4)
=49996×10−4
=4.9996 V=5 V
(a) Current in the Circuit = Drift Current
(Since, the diode is reverse biased.)
(b) Voltage across the diode
=5−(20×20×10−6)
=5−(4×10−4)
=10−4 (50000−4)
=49996×10−4
=4.9996 V=5 V
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