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Simplified power factor correction: Sensorless control could enable smaller, more reliable electronic adapters

Single-phase power factor correction (PFC) circuits—a kind of front-end AC/DC converters—are ubiquitous in a variety of ...
EDN

AC/DC power supplies improve efficiency, cut component count

The demand for greater energy savings is constantly increasing. For product designers, this means paying attention to the key parameters of power devices, including high efficiency and low standby ...
EDN

An Advanced Power Architecture Boosts Efficiency while Reducing the Size of AC/DC Converters

For years, AC/DC converters with low output power (less than 100W) have been designed using a quasi-resonant (QR) or active clamp flyback (ACF) architecture. QuarEgg+ is a patented power architecture ...
Electronic Design

The Top Switching Converter Topologies for High Power Density

The three-level, three-phase SiC AC-DC architecture. T-type inverter and T-Type inverter with SiC MOSFETs topologies. Totem-pole topology implemented with SiC or GaN. High power density has steadily ...
Electronic Design

“Auxless” GaN Flyback Converters Tackle AC-DC Adapter Design Challenges

Members can download this article in PDF format. The impetus to reduce power demands of just about every device out there is the mantra of today’s power ecosystem. Manufacturers are under tremendous ...
Business Wire

Power Integrations’ New MinE-CAP IC Reduces Volume of AC-DC Converters by Up to 40%

Novel MinE-CAP device dramatically reduces the input bulk capacitor size, reduces in-rush current by up to 95%, eliminates NTC thermistors and associated losses SAN JOSE, Calif.--(BUSINESS ...
Railway Technology

Bel Power Solutions

Bel Power Solutions is one of the largest power supply manufacturers in the world and has a long history of providing leading edge, innovative power solutions. Under the MELCHER brand, Bel provides ...