JoVE Logo

Sign In

Chapter 11

Diodes

The Ideal Diode
The Ideal Diode
An ideal diode is a nonlinear circuit element with the anode as its positive terminal and the cathode as its negative terminal. When a negative voltage is ...
Diode: Forward bias
Diode: Forward bias
A diode is forward-biased when its p-type region is connected to the positive terminal of the supply voltage and its n-type region is connected to the ...
Diode: Reverse bias
Diode: Reverse bias
A diode is reverse-biased when its n-type region is connected to the positive terminal of the supply voltage and its p-type region is connected to the ...
Zener Diodes
Zener Diodes
Like regular diodes, a Zener diode allows current to flow in forward-bias and blocks current in reverse bias. However, if the reverse bias voltage exceeds ...
Modeling of Diode Forward Characteristics
Modeling of Diode Forward Characteristics
Understanding the behavior of diodes when forward-biased is a fundamental aspect of electronic circuit design and analysis. This analysis primarily ...
Small-signal Diode Model
Small-signal Diode Model
In a diode circuit, a DC bias voltage drives the diode current through a resistor, exhibiting exponential behavior in the current-voltage characteristic ...
Modeling of Diode Reverse Characteristics
Modeling of Diode Reverse Characteristics
Modeling the reverse characteristics of a diode involves examining a reverse-biased diode circuit. Consider a Zener diode circuit possessing a breakdown ...
Half wave rectifier
Half wave rectifier
A diode rectifier circuit converts AC voltage into a unidirectional DC voltage using either half-wave or full-wave configurations. Consider a half-wave ...
Full wave rectifier
Full wave rectifier
A full-wave rectifier is a device that converts alternating current (AC) to direct current (DC) and is more efficient than its half-wave counterpart. It ...
Bridge rectifier
Bridge rectifier
The bridge rectifier is essential in electronics for efficiently converting alternating current (AC) to direct current (DC). Comprised of four diodes ...
Clipper Circuit
Clipper Circuit
A clipper circuit is a wave-shaping tool that uses diodes to modify waveforms. These circuits are common in TVs, radar transmitters, and receivers. ...
Clamper Circuit
Clamper Circuit
A clamper circuit consists of a time-varying input signal, a capacitor, and a diode. The output voltage is measured across the diode. During the negative ...
Voltage Doubler Circuit
Voltage Doubler Circuit
A voltage doubler circuit integrates two main components: a clamping section and a rectifier section. The clamping section consists of a capacitor (C1) ...
Schottky Barrier Diode
Schottky Barrier Diode
Schottky barrier diodes are semiconductor devices formed by joining a metal layer with a moderately doped n-type semiconductor material. When a metal ...
JoVE Logo

Privacy

Terms of Use

Policies

Research

Education

ABOUT JoVE

Copyright © 2025 MyJoVE Corporation. All rights reserved