Relationship between Voltage Current and Resistance
The fundamental relationship between resistance, voltage, and current can be expressed using Ohm’s law. Mathematically, it is expressed … Read More
741 Operational Amplifier (Op-Amp) | Basics, Characteristics & Pin Configuration
One of the most commonly used integrated circuit chips today is the operational amplifier. The operational amplifier is … Read More
Integrated Circuit (IC) | Construction, History & Types
Definition: An integrated circuit, or IC, is a complete electronic circuit contained in one package, Figure 1. This … Read More
Common Emitter Amplifier: Working & Circuit Diagram
Amplifier Definition: An amplifier is an electronic device that uses a small input signal (voltage or current) to … Read More
Transistor as an Amplifier: Working & Circuit | NPN Transistor Amplifier
Definition: An amplifier is an electronic circuit that uses a small input signal to control a larger output … Read More
Field-Effect Transistor (FET) Types | JFET & MOSFET Construction
The major difference between bipolar junction transistor and field-effect transistor (FET) is that the BJT is a current … Read More
NPN Transistor Working Principle
The scientists John Bardeen and Walter Brattain invented the point-contact transistor. It had two wires carefully fused on … Read More
Understanding Voltage Regulation in Power Supply
This article covers important aspects of voltage regulation in power supplies including the load resistor and voltage divider. … Read More
Half-Wave & Full-Wave Voltage Doubler: Working & Circuit Diagram
It assumed that the source of power is 117-volt ac found in homes and schools. The transformer is … Read More
Power Supply: Definition, Functions & Components
Key components of a power supply include transformers, rectifiers, filters, voltage regulators, and protection circuits. Understanding the functions … Read More
Semiconductor Diode: Theory, Types & Characteristics
Diode Definition: A diode is a device designed to permit electron flow in one direction and block flow … Read More
Semiconductor Basics Tutorial
Semiconductor Definition: Semiconductors are elements which have a conductivity between conductors and insulators. Semiconductors can be pure materials, … Read More
