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“Bucking” Voltage Through a Buck-Boost Transformer

“Bucking” Voltage Through a Buck-Boost Transformer

This article highlights how a buck-boost transformer wired in an open delta when the load is relatively low to buck the voltage from 240V to 208V.


Boosting Voltage with a Buck-Boost Transformer

Boosting Voltage with a Buck-Boost Transformer

Many small plants in the middle of an industrial park or at the end of a long line suffer from low voltage during peak load periods. We can use a…


An Overview of Buck-Boost Transformer Sizing

An Overview of Buck-Boost Transformer Sizing

There are two common methods of sizing a transformer. The first method is to determine the load power and calculate the required size of the…


SmartDriver Provides Highest Flexibility for Power Stages in Variable Speed Drives

SmartDriver Provides Highest Flexibility for Power Stages in Variable Speed Drives

The continuing trend towards more efficient energy consumption in motor drives has led to a wide offering of devices for the power stage of…


Transformer Power Factor and Impedance

Transformer Power Factor and Impedance

This article gives an overview of transformer impedance and short circuit stress.


Extending the Supply Voltage of a 600V Input Isolated Flyback Controller to 800V or Higher

Extending the Supply Voltage of a 600V Input Isolated Flyback Controller to 800V or Higher

This article highlights Analog Devices LT8316 that is a micropower, high voltage flyback controller that does not require complicated…


Calculating the Turns Ratio of a Transformer

Calculating the Turns Ratio of a Transformer

The turns ratio, or the turns-to-turns ratio, is the ratio of the number of turns in the primary to the number of turns in the secondary.


Basic Inductance Principles in Transformers

Basic Inductance Principles in Transformers

Transformers are critical components used in power distribution systems. Learn the principles of transformer operation and inductance through this…


How Silicon Carbide can Improve Switched Power Converter Designs

How Silicon Carbide can Improve Switched Power Converter Designs

When it comes to designing power converters, wide bandgap (WBG) technologies such as silicon carbide (SiC) are now a realistic option during…


Understanding the Design Basics of Isolation Transformers

Understanding the Design Basics of Isolation Transformers

Learn about the different types of isolation transformers and how they are designed.


Utilizing Autotransformers for Load Currents and Voltage Regulators

Utilizing Autotransformers for Load Currents and Voltage Regulators

Autotransformers are used in many applications. A very common application is the use of autotransformer in reduced-voltage motor starting. Other…


Constructing and Operating an Autotransformer

Constructing and Operating an Autotransformer

Autotransformers are wired so that the primary and secondary circuits have a portion of their two windings in common.


Self-Powered Modules for Measurement and Control in Medium Voltage Power Electronics

Self-Powered Modules for Measurement and Control in Medium Voltage Power Electronics

Future Medium Voltage Power Electronics solutions for measurement and control require a new approach that increases simplicity, reliability and…


Harmonic Mitigation Using Phase-shifting Transformers and Harmonic Filters

Harmonic Mitigation Using Phase-shifting Transformers and Harmonic Filters

Learn about how minimise the presence of harmonics in an electrical system with harmonic transformers and filters.


Total Harmonic Distortion (THD) and Power Factor Calculation

Total Harmonic Distortion (THD) and Power Factor Calculation

In this article, we will discuss how to measure total harmonic distortion and the power factor calculations utilized.


How Does Flyback Synchronous Rectification Affect EMI?

How Does Flyback Synchronous Rectification Affect EMI?

This article highlights Monolithic Power Systems flyback adapter design with synchronous rectification (SR) as different from conventional set-ups…


An Introduction to Harmonics

An Introduction to Harmonics

This article will provide a basic introduction of harmonics in power engineering.


Reactors in a Power System

Reactors in a Power System

This article highlights two common types of reactors which are the dry-type and the oil-immersed.


Chemical Energy as a Source of Electrical Energy

Chemical Energy as a Source of Electrical Energy

This series provides a look at different phenomena that can produce electrical energy In this article, the fifth in our series, we’ll discuss the…


Active Motor Simulation for Testing Automotive Inverters

Active Motor Simulation for Testing Automotive Inverters

This article highlights testing inverters that require a battery simulation and a motor simulation.