Article 450, Part I provides the general requirements for transformers. In the 2020 revision, Part 2 was titled “Specific Provisions Applicable to Different Types ...

Article 450, Part II provides the installation requirements for transformers. There are actually several sets of requirements, each of which pertains to a specific transformer configuration. Not ...

Transformers are static electrical devices with no moving parts, transforming electrical power from one voltage and current setting to another. The frequency of the electrical current remains constant ...

Several companies are working on technologies that could replace large traditional power transformers with power semiconductors and smaller transformers mounted on circuit boards. Although they are ...

When designing an offline flyback power supply, integrating the IC with the other components can be overwhelming. Integrating the transformer properly is more than finding the turns-ratio to match ...

Like many passive component markets, magnetic component manufacturers face challenges in shrinking component size and weight while also delivering higher performance. Inductors and transformers are ...

Part 1 of this three-part series laid out an overview of a proposal to create a numerical health index and establish a practical program for power transformer maintenance. Part 2 breaks down each of ...