Macworld Portable power banks come in all shapes and sizes: super-slim pocketable magnetic slabs that clamp onto the back of ...

TDK has announced the release of the TDK‑Lambda TPS4500 series of industrial AC‑DC power supplies, offering a rated output of ...

Two new series of 4-pin, low AC input current optocouplers with phototransistor output are available from Vishay Intertechnology, Inc. The VOS628A and VOS627A are offered in the compact SSOP-4 ...

Lian Li has introduced the RS series power supply as part of its expanded range of hardware components. This model is built with a fully modular design and complies with the 80 PLUS Gold efficiency ...

High power LED lighting is harder than it looks. Power, dimming, control, and communication collide in one design.

Around the world, over 200 countries use Alternating current (AC) power as a convenient power source for many electronics. However, the power around the world is not the same in each location, ...

Most isolated, offline SMPSs (switched-mode power supplies), including flyback, forward, and resonant, must operate at input voltages of 90 to 260V rms. Some cases even use line-to-line voltages of ...

Making a dc voltage from an ac source means you will have to rectify the ac voltage to get a dc bus. One difference compared to a dc-dc converter is that you can use a linear power supply with an ac ...

As the story goes, the rock band AC/DC took its name from a label on an old sewing machine in the Young brothers’ home. It must have meant that the machine could run on either alternating-current or ...

We tested 20 solar generators to find the most versatile devices that can provide emergency backup power and fuel off-grid ...