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Electronic Devices and
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Answers | Fully Updated
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Electronic Devices and Circuit Theory Overview – Complete Exam Questions with Accurate
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,Electronic Devices and Circuit Theory Overview 2 2026-03-25
Semiconductor Diodes Devices allowing current flow in one
direction.
W Work done by electric charge, W = QV.
eV Energy unit, 1 eV = 1.6 x 10^-19 J.
ID Diode current, ID = Is(e^(VD/nVT) - 1).
VT Thermal voltage, VT = kT/q.
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k Boltzmann's constant, k = 1.38 x 10^-23 J/K.
VK Knee voltage for silicon, VK = 0.7 V.
RD Dynamic resistance, RD = VD/ID.
PD Power dissipated, PD = VD * ID.
Half-wave Rectifier Output DC voltage, Vdc = 0.318Vm.
Full-wave Rectifier Output DC voltage, Vdc = 0.636Vm.
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Bipolar Junction Transistors Transistors with three regions: emitter, base,
collector.
IE Emitter current, IE = IC + IB.
VBE Base-emitter voltage, typically 0.7 V.
IC Collector current, IC = aIE + ICBO.
ICsat Saturation collector current, ICsat =
VCC/RC.
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