Diodes
Zener Diode
Breakdown mechanism, regulator application.
Diode Equation
Shockley equation, I-V curve.
Diode AC Resistance
Small signal resistance rd, dynamic resistance calculation.
Pi Filter
LC and RC pi section filters, improved smoothing.
Voltage Multiplier
Voltage doubler, tripler circuits using diodes and capacitors.
Schottky Diode
Metal-semiconductor junction, fast switching, low forward drop.
Varactor Diode
Voltage variable capacitance, tuning circuit applications.
Power Diodes
P-I-N structure, switching characteristics.
Laser Diodes
Stimulated emission, optical cavity.
Photodiodes
Reverse bias detection, responsivity.
Light Emitting Diodes
Recombination, bandgap, materials.
Schottky Diode
Metal-semiconductor junction.
Varactor Diode
Voltage dependent capacitance.
Tunnel Diode
Negative resistance phenomenon.
Power Diode
Reverse recovery characteristics, Schottky diodes.
Freewheeling Diode
Effect on waveform, energy recovery.
Tunnel Diode
Negative resistance region, Esaki diode, high frequency use.
Photodiode
Reverse biased operation, responsivity, dark current.
PN Junction Formation
Depletion region, built-in potential, contact potential.
PN Junction Forward Bias
Barrier reduction, diffusion current increase, exponential IV.
PN Junction Reverse Bias
Barrier widening, reverse saturation current, depletion width.
Diode IV Characteristics
Forward bias, reverse bias, cut-in voltage, breakdown.
Shockley Diode Equation
Ideal diode equation I = Is(e^(V/nVT) - 1), ideality factor.
Diode Equivalent Circuits
Ideal, piecewise linear, constant voltage drop models.
Zener Diode
Zener breakdown mechanism, voltage regulation, line and load regulation.
Zener Voltage Regulator
Regulation circuit design, minimum and maximum load current.
Half Wave Rectifier
Circuit operation, PIV, ripple factor, efficiency, TUF.
Full Wave Center Tap Rectifier
Two diode circuit, PIV, improved ripple factor.
Bridge Rectifier
Four diode bridge, PIV, comparison with center tap.
Capacitor Filter
Filter capacitor, ripple voltage calculation, load regulation.
Series Clipper
Positive and negative series clippers, transfer characteristics.
Shunt Clipper
Positive and negative shunt clippers, biased clippers.
Positive Clamper
DC level shifting upward, clamping circuit analysis.
Negative Clamper
DC level shifting downward, biased clamper circuits.
LED
Light emitting diode, forward voltage, wavelength, applications.