EEPower

Latest Technical Articles

Categories

Understanding Impedance Matching

Understanding Impedance Matching

Impedance matching is a significant process in electrical and electronic project design. Here, you will learn all about impedance matching from…


Understanding Frequency, Phase Angle and Wavelength in AC Systems

Understanding Frequency, Phase Angle and Wavelength in AC Systems

In this article, learn what is meant by frequency, phase angle, and wavelength and how to find a phase relationship between two sine waves.


What Are Magnetically Coupled Inductors?

What Are Magnetically Coupled Inductors?

This article discusses magnetically coupled inductors, more commonly known as transformers.


Automotive Electrification Requires Innovation to Deliver on OEM Promises

Automotive Electrification Requires Innovation to Deliver on OEM Promises

A module approach offers flexible, scalable and power dense solutions.


Measuring Power Using AC Wattmeters

Measuring Power Using AC Wattmeters

The wattmeter is a combination of an ammeter and a voltmeter. It measures both voltage and current and determines the resultant power.


Designing Electronics to Pass the EMC Test Part 4

Designing Electronics to Pass the EMC Test Part 4

Simulating and evaluating the conductive emission using LTSpice.


An Intro to Pulse-width Modulation for Control in Power Electronics

An Intro to Pulse-width Modulation for Control in Power Electronics

Here you will learn all about pulse-width modulation for control in power electronics, from an introduction of definition to the application,…


National Electrical Code Basics: Overcurrent Protection Part 4

National Electrical Code Basics: Overcurrent Protection Part 4

Learn about rules permitting the absence of overcurrent protection for the conductors connected to the transformer secondary.


Open-Circuit and Short-Circuit Tests in Transformers

Open-Circuit and Short-Circuit Tests in Transformers

A transformer could be tested under no-load and full-load conditions to determine its turns ratio, regulation, and efficiency. However, without…


Determining Power Factor Using the Two-Wattmeter Method

Determining Power Factor Using the Two-Wattmeter Method

The ratio of true power to apparent power is called the power factor of the load. When the two-wattmeter method is used to measure the power…


How to Operate a Transistor as a Switch

How to Operate a Transistor as a Switch

Transistor switches are vital to electronics. Learn about transistor switches, from their operating regions to more advanced characteristics and…


National Electrical Code Basics: Overcurrent Protection Part 3

National Electrical Code Basics: Overcurrent Protection Part 3

Learn the rules to tap a feeder without overcurrent protection at the supply point.


Determining Phase and Line Voltages and Currents in Delta-Connected Generators

Determining Phase and Line Voltages and Currents in Delta-Connected Generators

A generator that produces three separate sinewave output voltages with 120° phase differences is called a three-phase generator. The three…


Featured Facility: Test Lab for Electrical Systems Safety

Featured Facility: Test Lab for Electrical Systems Safety

The electrical engineering specialist Mersen operates a test center on its French facility of Saint-Bonnet-de-Mure, next to Lyon. The company’s…


National Electrical Code Basics: Overcurrent Protection Part 2

National Electrical Code Basics: Overcurrent Protection Part 2

Every electric circuit must have overcurrent protection. In Part 2, Learn about the protection of conductors, flexible cords, flexible cables, and…


Determining Phase and Line Voltages and Currents in Wye-connected Generators

Determining Phase and Line Voltages and Currents in Wye-connected Generators

A generator that produces three separate sinewave output voltages with 120° phase differences is called a three-phase generator. The three…


How do F-gas Regulations Affect Switchgear?

How do F-gas Regulations Affect Switchgear?

Here’s an overview of how the latest proposed updates to the European Commission’s F-gas regulation affect those involved in switchgear…


Silver-free AMB Copper Technology Bonds Highly Reliable Metal Ceramic Substrates

Silver-free AMB Copper Technology Bonds Highly Reliable Metal Ceramic Substrates

High-power electronics have become one of the fastest growing market segments of the semiconductor industry. Because the power electronic modules…


SiC LinPak Designed for Improved Switching Performance, Reliability

SiC LinPak Designed for Improved Switching Performance, Reliability

Each day that we wake up and turn on a light, the coffee machine, or electric stove to prepare breakfast, we expect all the electric motors,…


High-Voltage Direct Current: A History of Innovation

High-Voltage Direct Current: A History of Innovation

High-Voltage Direct Current technology has seen many technological advancements in the past century. This article provides an introduction and…