It’s easy to over-specify a cooling fan. But there are ways of keeping temperature down with fans that are sized just right. JEFF SMOOT | CUI INC. THE FIRST STEP in any thermal management task is understanding the thermal path taken for removing excess heat. Most systems, and particularly those that employ an enclosure, will […]
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Data centers try new technology for shaving peak power needs
Power systems supplier CUI Inc. says it has deployed initial test units of its Intelligent Control of Energy (“ICE”) Block technology at three data center market participants. One, a data center and a Fortune 500 company, has its own data center infrastructure in multiple states serving millions of consumer transactions and financial product portfolios across […]
Ultra-compact open-frame ac-dc power supplies squeeze into space-constrained apps
A family of ultra‑compact ac-dc power supplies in an open frame SIP package include 3-W and 5-W configurations. Developed by CUI Inc. and called the PBO series, they measure as small as 35 x 11 x 18 mm (1.38 x 0.43 x 0.71 in), occupying less board real-estate than other power solutions. The 3-W models […]
Open frame AC-DC power supplies deliver up to 280 W in 3″ x 5″ footprint
CUI Inc today announced the expansion of its VOF open frame ac-dc power supply family with the introduction of 185, 225 and 280 W models. The VOF‑185, VOF‑225 and VOF‑280 series are higher-power additions to CUI’s latest-generation open frame ac-dc power portfolio ranging from 6 to 150 W. Designed to offer a combination of economy […]
External ac/dc supplies Meet EU CoC Tier 2 Efficiency Standards
CUI today announced that the majority of its line of external ac-dc power supplies now meet the European Union’s (EU) Code of Conduct (CoC) Tier 1 and CoC Tier 2 efficiency standards. The European Union’s CoC Tier 1 effectively harmonizes the EU with US DoE Level VI and became effective as a voluntary requirement from […]
One-inch-square dc-dc converters cover 10 to 30 W
CUI Inc added to its line-up of isolated dc‑dc converters with the introduction of three new encapsulated models ranging from 10 W to 30 W. The PDQ10‑D, PDQ15‑D and PDQ30‑D output 10 W, 15 W and 30 W of power respectively in an industry standard 1” x 1” package, making them ideal replacements for larger […]
10-W ac/dc supplies with integrated USB connectors meet DoE Level VI and CoC Tier 2 standards
CUI today announced a new line of DoE Level VI and CoC Tier 2 compliant wall plug-in ac-dc power supplies featuring an integrated USB connector. The 10 W SMI10‑USB, SWI10‑N‑USB and SWI10‑E‑USB are all designed to meet the stringent average efficiency and no load power requirements mandated by the US Department of Energy (DOE) in […]
Powering the cloud for an energy efficient Internet of Everything
by Mark Adams, CUI Inc. As the Internet-of-Everything puts pressure on Cloud services, software-optimized power conversion will help save energy and let operators keep on top of costs. The Internet of Everything (IoE) will capture data continuously from activities such as retail, transportation, infrastructure management, manufacturing, mining, food production, security and many others. Figures from […]
A close look at the Level VI power supply spec
by Jeff Schnabel, CUI Inc. DOE power supply efficiency specifications target a broader array of power supplies to save energy and reduce greenhouse-gas emissions. Market enthusiasm for new high-tech devices is undiminished. The Consumer Electronics Association, in its July 2015 U.S. Consumer Electronics Sales and Forecasts report, predicted a total industry revenue rise of 2.4% […]
2-kW Hot‑swap AC-DC supply delivers high DC output voltage from 100~410 Vac
CUI Inc has announced the addition of a 2000 W front-end ac-dc power supply to its power supply portfolio. The PFR-2100 series is a blind-mate rectifier with a programmable output voltage range of 100~410 Vdc. Key features include a hot‑swap blind-docking capability implemented through the use of a single connector that integrates ac, dc and […]
