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Chapter 11

Diodes

 O Diodo Ideal
 O Diodo Ideal
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 ...
Diodo: Polarização direta
Diodo: Polarização direta
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 ...
Diodo: Polarização Reversa
Diodo: Polarização Reversa
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 ...
Diodos Zener
Diodos Zener
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 ...
Modelagem das Características Diretas do Diodo
Modelagem das Características Diretas do Diodo
Understanding the behavior of diodes when forward-biased is a fundamental aspect of electronic circuit design and analysis. This analysis primarily ...
 Modelo de Diodo de Pequenos Sinais
 Modelo de Diodo de Pequenos Sinais
In a diode circuit, a DC bias voltage drives the diode current through a resistor, exhibiting exponential behavior in the current-voltage characteristic ...
 Modelagem das Características Reversas do Diodo
 Modelagem das Características Reversas do Diodo
Modeling the reverse characteristics of a diode involves examining a reverse-biased diode circuit. Consider a Zener diode circuit possessing a breakdown ...
Retificador de Meia Onda
Retificador de Meia Onda
A diode rectifier circuit converts AC voltage into a unidirectional DC voltage using either half-wave or full-wave configurations. Consider a half-wave ...
Retificador de Onda Completa
Retificador de Onda Completa
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 ...
 Ponte Retificadora
 Ponte Retificadora
The bridge rectifier is essential in electronics for efficiently converting alternating current (AC) to direct current (DC). Comprised of four diodes ...
 Circuito Clipper
 Circuito Clipper
A clipper circuit is a wave-shaping tool that uses diodes to modify waveforms. These circuits are common in TVs, radar transmitters, and receivers. ...
 Circuito Clamper
 Circuito Clamper
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 ...
Circuito Duplicador de Tensão
Circuito Duplicador de Tensão
A voltage doubler circuit integrates two main components: a clamping section and a rectifier section. The clamping section consists of a capacitor (C1) ...
Diodo de Barreira Schottky
Diodo de Barreira Schottky
Schottky barrier diodes are semiconductor devices formed by joining a metal layer with a moderately doped n-type semiconductor material. When a metal ...
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