The power supply circuit is a ubiquitous component in all electronic devices, regardless of whether they are powered by batteries or by direct or alternating external electricity. The whole ...

The field of engineering that deals with the design and analysis of power conversion circuits and devices is called power electronics, although power supply design is a true cross-disciplinary task.

Electromagnetic far field impedance is about 377Ω = 120π or 29,9792458 × 4 × πΩ for the vacuum velocity of light. Any electromagnetic wave far enough from its source (rule of thumb >wavelength/2 × π) ...

Whether you're upgrading your desktop PC or building one out from scratch, here's what you need to know about finding the right PSU, including standards, form factors, and cabling. Years back, when a ...

Keeping operations running up to speed is at the heart of today’s business world. In a 24/7 environment, there’s no room for error, and giving your customers the most bang for their buck is at the ...

Building a custom PC is an exciting and fulfilling endeavor. However, it can quickly become daunting when selecting a suitable power supply unit or PSU, a vital yet commonly underestimated component.

Battery input (portable equipment) - Because of the size and weight restrictions of portable equipment, this power-management subsystem is usually integrated with the rest of the electronic system.

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Sarah Witman Sarah Witman is a writer focused on batteries and charging ...

Picking out a PC power supply is a lot more challenging than it might seem at a glance. While there are always plenty of reviews of the best processors and top graphics cards, Power supply units (PSUs ...

Power supplies are a frequently misunderstood—and overlooked—PC component. Many users choose a PC power supply based on total wattage alone, assuming that higher is always synonymous with better.

You might think that your power supply either works or it doesn’t, but it’s way more complicated than that. For many, the power supply simply needs to work and fit their budget, but as you’ll see in a ...