Light Emitting Diode Operation

8 years ago

The symbol for an LED is shown in Figure. The basic operation of the light-emitting diode (LED) is as follows.…

Varactor Diode Operation

8 years ago

The junction capacitance of diodes varies with the amount of reverse bias. Varactor diodes are specially designed to take advantage of…

Zener Diode Limiter

8 years ago

Zener diodes can be used in ac applications to limit voltage swings to desired levels. Below Figures shows three basic ways…

Zener Diode Voltage Regulator Operation

8 years ago

The zener diode can be used as a type of voltage regulator for providing stable reference voltages. In this section, you…

Zener Diode Breakdown Characteristics

8 years ago

The symbol for a zener diode is shown in Below Figure. Instead of a straight line representing the cathode, the zener…

Short Notes on Rectifiers & Filters

8 years ago

The device which operates at above 30V is called an electrical device and the device which operates with less than…

How to Test a Diode using Multimeter

8 years ago

A multimeter can be used as a fast and simple way to check a diode out of the circuit. A good…

Diodes Voltage Quadrupler

8 years ago

The addition of still another diode-capacitor section to a Voltage trippler, as shown in Below Figure, produces an output four times…

Diodes Voltage Tripler

8 years ago

The addition of another diode-capacitor section to the half-wave voltage doubler creates a voltage tripler, as shown in Below Figure. The…

Full Wave Voltage Doubler using Diodes

8 years ago

Voltage multipliers use clamping action to increase peak rectified voltages without the necessity of increasing the transformer’s voltage rating. Multiplication factors…