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Power Architect Accelerates Design of Multi-Output DC-DC Power Supplies

February 8, 2010 7:30 am | Product Releases | Comments

National Semiconductor Corporation has expanded its WEBENCH® Designer tools with the introduction of WEBENCH Power Architect — a design tool that allows engineers to rapidly create, model and implement multiple-output, high-performance DC-DC power supplies for an entire system. With WEBENCH Power Architect, system designers can instantly optimize multiple power supplies across several performance parameters including topology, intermediate voltage rails, footprint, efficiency, component count and bill of materials (BOM) cost.

LISTED UNDER: Power, Supplies

Single Output, 20W Compact "Power Brick" AC/DC Power Supplies

February 8, 2010 7:30 am | Product Releases | Comments

Available immediately from MicroPower Direct, the MPM-20PB series is a family of single output, 20W switching power supplies. These compact modules include a universal AC input, full safety approvals, robust filtering and miniature packaging. Five standard models operate from a universal input of 90 to 264 VAC (120 to 370 VDC); providing tightly regulated single outputs of 3.

LISTED UNDER: Power, Supplies

Adapter Modules for Digitally Configurable AC/DC Switching Power Supplies

October 8, 2009 12:09 pm | Product Releases | Comments

Emerson Network Power announces the addition of three case adapter modules for its iMP and iVS Series of digitally configurable AC/DC switching power supplies. The adapters — which enable both USB and Controller Area Network (CAN)/RS485bus connectivity — provide a complete interface between the host device and the I2C bus with a simple command set, enabling the highest levels of configuration flexibility....

LISTED UNDER: Boards & Modules | Interconnect, Adapters | Power, Supplies
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Understanding Power Factor and Input Current Harmonics in Switched Mode Power Supplies

March 27, 2009 7:51 am | Product Releases | Comments

By Alan Gobbi, TDI Power The proliferation of AC-DC switched mode power supplies has resulted in strict limits being imposed on AC input current power factor and harmonic content. The electronic system designer must take these into account in developing hardware requirements. A sound understanding of typical power factor correction circuit performance and dynamics as a function of line and load will aid in this task....

LISTED UNDER: Power, Supplies

PFC Controller Delivers Over 96 Percent Efficiency in Green Power Supplies

March 27, 2009 7:42 am | Product Releases | Comments

Fairchild Semiconductor brings power supply designers a boundary-conduction mode (BCM) interleaving power factor correction (PFC) controller that provides over 96 percent power conversion efficiency for AC/DC power supplies. Applications include power supplies for digital TVs, desktop and entry-level server computers, front-end telecom systems and industrial power systems rated from 100W to 1000 W....

LISTED UNDER: Power, Supplies

Open Reference Design for 255 W ATX Power Supplies Achieves 85% Efficiency

March 6, 2009 6:56 am | Product Releases | Comments

ON Semiconductor has designed an open reference design for ATX power supplies. This 255 W version exceeds 80 PLUS Silver, ENERGY STAR? 5.0 and Climate Savers? Computing Initiative Step 3 efficiency standards for desktop PC power supplies. The reference design delivers improved efficiency under real world operating conditions and in a configuration that allows it to be deployed immediately to production....

LISTED UNDER: Power, Supplies

Digitally-Controlled Power Supplies Available in Compact Sizes

February 25, 2009 10:46 am | Product Releases | Comments

Emerson Network Power announces its expanded NTS line of 500-W digitally-controlled power supplies with the addition of the NTS505 and NTS508. Intended primarily as medium power front-end units for distributed power systems, NTS500 series AC/DC power supplies offer OEMs optimal power density in a compact 4? × 7? footprint....

LISTED UNDER: Power, Supplies

Step-Down Controller for Notebook Power Supplies

January 14, 2009 9:43 am | Product Releases | Comments

Maxim Integrated Products introduces its Model MAX17101 dual, Quick-PWM step-down controller with synchronous rectification for generating 5 V/3.3 V supplies in battery-powered systems. This highly integrated device consists of four output-voltage regulators, allowing it to save space while generating multiple supplies for notebook computers....

LISTED UNDER: Power, Supplies
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CompactPCIT Power Supplies Feature High Efficiency

December 18, 2008 7:11 am | Product Releases | Comments

Murata Power Solutions introduces three PICMG 2.11 compliant CompactPCI high reliability power supplies. The cPCI-A-3U-300C, cPCI-A-3U 200C AC/DC power supplies and the cPCI-D-3U-300C DC/DC power supply are all housed in industry standard 3U × 8HP enclosures, and they are capable of delivering continuous full power across their -5°C to 55°C operating temperature range....

LISTED UNDER: Power, Supplies

Power Supplies Demonstrate ITE Approval

October 9, 2008 6:03 am | Product Releases | Comments

Emerson Network Power launches its LPS200-M series of high efficiency 250 W AC/DC power supplies that feature both ITE and non-patient contact and non-patient critical medical safety approvals. The 3? × 5? × 1.5? open-frame power supplies have a typical full load efficiency of 88% and a power density in excess of 11 W per cubic inch....

LISTED UNDER: Power, Supplies

Power Supplies Offer High Power Density

September 29, 2008 8:48 am | Product Releases | Comments

Murata Power Solutions’ CF200 and CF3500 Series AC/DC switching supplies have a power density of 8 W/in.³ and 9 W/in.³, respectively. The 200 W CF200-A12C presents a 12 V output and 80% efficiency in a 127 × 84 × 39.6 mm U-channel package. The 350 W CF-350-A12C/A24C/A48C offer 80% efficiency in a 173 × 84 × 36....

LISTED UNDER: Power, Supplies

Power Supplies Provide 90 W

September 23, 2008 11:55 am | Product Releases | Comments

Protek Power's PMP90 Series medical desktop power supplies deliver 90 W of power in a 3" × 5.12" × 1.72" package. The RoHS-compliant devices offer input from 90 to 264 V AC, output from 5 to 48 V DC, withstand voltage specified at 4,000 V AC and input-to-output and leakage current specified at 90 µA....

LISTED UNDER: Power, Supplies

Power Supplies Exhibit High Efficiency

September 11, 2008 11:08 am | Product Releases | Comments

Murata Power Solutions’ D1U4-W Series of AC/DC front end power supplies exhibit an efficiency of up to 90.9% with a power density of 17.9 W/in.³. The 335.6 × 101.6 × 41 mm (14” × 4” × 1.6”) 1U components deliver output power of 1,600 W at 220 V AC or 1,200 W at 110 V AC and main output voltages of 12 V....

LISTED UNDER: Power, Supplies

Compact Power Supplies Deliver Peak Power of 600 W

June 16, 2008 10:52 am | Product Releases | Comments

PNS? Power Partners introduces its PPR250 Series of power supplies that deliver 250 W of power with 600 W of peak power in a compact 5" x 3.2" x 1.5" package. The series is suitable for price-sensitive, size-sensitive or low profile applications in the telecom, datacom, industrial and process control industries....

LISTED UNDER: Power, Supplies

Switching Power Supplies Offer Reduced Case Sizes

May 6, 2008 12:19 pm | Product Releases | Comments

Utilizing high-density SMT construction, the multi-package PMK225 line of switching power supplies offers case sizes up to 30 % smaller than products with similar output power. Presenting power densities of up to 4 W/in 3 , the device is available in U-Channel, enclosed, or DIN-Rail mount configurations....

LISTED UNDER: Power, Supplies

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