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Mobile I/O Expander and QWERTY Keypad Controller Enables up to 50 Percent Longer Battery Life for Portable Electronics

May 13, 2009 8:50 am | Product Releases | Comments

Analog Devices, Inc. (ADI) introduces the ADP5588 mobile I/O expander and QWERTY keypad controller with ambient light sensing for smart portable devices that require a large keypad matrix and expanded I/O lines. The ADP5588 integrates keypad scanning, de-bouncing and interrupt generation, resulting in reduced processor I/Os and loading....

LISTED UNDER: Power, Batteries | Power, Battery

Highest Performance Cortex<tm>-M3 Based Microcontrollers According to EEMBC

May 5, 2009 6:55 am | Product Releases | Comments

EINDHOVEN, Netherlands--(BUSINESS WIRE)—NXP today confirmed that the LPC1700 series is the industry’s highest performance Cortex-M3 microcontroller, based on results from the Embedded Microprocessor Benchmark Consortium (EEMBC). The EEMBC results show that the LPC1700 executes application code on average 35% faster than the leading Cortex-M3 competitors when running at the same clock speeds....

LISTED UNDER: Power, Controllers

Microcontrollers Feature Ultra-Low Sleep Current

May 4, 2009 11:28 am | Product Releases | Comments

Microchip Technology Inc. announces its next-generation low-power PIC® microcontroller (MCU) families with nanoWatt XLP™ eXtreme Low Power Technology for sleep currents as low as 20 nA. These three 8- and 16-bit MCU families join three other recent 8-bit families that are all part of Microchip’s nanoWatt XLP portfolio, providing designers with a rich and compatible low-power migration path that includes on-chip peripherals for USB an...

LISTED UNDER: Power, Controllers
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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

Circuit Protection Devices Enable Safer Use of Universal Chargers

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

STMicroelectronics releases its ESDA8V-1MX2 circuit protection devices to enable safer use of universal chargers. Supporting objectives to reduce the number of battery chargers discarded with portable devices, such as cellphone handsets, GPS receivers and personal media players, the circuit protection devices enable safer use of universal chargers....

LISTED UNDER: Power, Chargers

PoE-PD Controllers Meet Upcoming IEEE Standard

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

ON Semiconductor introduces its NCP1081 and NCP1083 integrated Power-over-Ethernet Powered Device (PoE-PD)/DC/DC converter controllers that have been verified to meet the upcoming IEEE802.3at standard for high power communications applications. Both devices have also been verified by the University of New Hampshire Interoperability Laboratory (UNH-IOL) for the recent draft IEEE 802....

LISTED UNDER: Power, Controllers
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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

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

Controllers Support 40 W Power Ranges

October 10, 2008 6:05 am | Product Releases | Comments

ON Semiconductor’s NCP1081 and NCP1081 Power over Ethernet Powered Device (PoE-PD) and DC/DC converter controllers support power ranges up to 40 W of regulated power delivered to the application load in a 2-pair configuration. The 4.4 × 6.5 mm TSSOP-EP20-packaged devices perform in VoIP phones, wireless access points, industrial Ethernet devices, Pan-Tilt-Zoom (PTZ) and dome IP cameras, RFID base stations and WiMax modems....

LISTED UNDER: Power, Controllers

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

Bluetooth Solution Improves Battery Life by Up to 30 Minutes

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

CSR has collaborated with Intel Corporation to redesign how its integrated Bluetooth chips interacts with a laptop PC. Laptops employing the new technology from CSR and Intel will save up to 1W, providing Intel-based laptops with up to an extra 30 minutes of battery life. Bluetooth Advanced Power Management (APM) can now be designed into Intel mobile processor-based laptops....

LISTED UNDER: Power, Batteries | Power, Battery

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

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