Power
Energy-Storing Soccer Ball Scores Big in Off-Grid Villages
February 9, 2010 3:37 am | by Jeff Salton | News | CommentsWhat kid doesn’t like kicking around a soccer ball? Imagine if this fun activity could also provide enough energy to power something useful in a modest off-grid African village...
Utilities To Bolster Smart Grid Cybersecurity
February 8, 2010 3:48 am | by Elizabeth Montalbano | News | CommentsUtility companies will invest more than $21 billion on cybersecurity over the next five years to protect the world's electrical grids, according to a new report.
Synchronous 2.5 A Step-Down Regulator Comes in a 3 mm x 3 mm QFN
February 5, 2010 1:56 pm | 3M Electronics Solutions Division | Product Releases | CommentsLinear Technology’s LTC3604 high efficiency, 4 MHz synchronous buck regulator incorporates a unique constant frequency/controlled on-time, current mode architecture. It can deliver up to 2.5 A of continuous output current at output voltages as low as 0.6 V from a 3mm x 3 mm QFN or MSOP-16E package. Its current mode operation offers
Frequency Converter Delivers Pure Sine Wave Output Voltage
February 5, 2010 1:43 pm | Product Releases | CommentsAbsopulse Electronics’ FTT 3K Series modular AC/AC frequency converter system uses microprocessor controlled, high frequency PWM technology to deliver 3-Phase, 3000VA continuous sine-wave output power, from a 3-phase input. Standard versions of the FTT 3K system provide
Module Solves Power Supply Challenges
February 3, 2010 11:45 am | Product Releases | CommentsIntersil Corporation announced the ISL8200M, a compact, scalable power module. This flexible new module provides designers an easy-to-use general-purpose power solution that satisfies a wide range of point-of-load (POL) power requirements. The ISL8200M is a
External Switching Power Supplies are Factory-configurable
February 2, 2010 12:52 pm | Product Releases | CommentsBEAR Power Supplies has introduced its BE Series external AC/DC power adapters. The units are Energy Star qualified and factory-configurable for commercial, industrial and medical instruments. The BE Series includes wall-mount converters from 5 W to 30 W, and desktop converters from 15 W to 60 W. All have
Snap-in Aluminum Electrolytic Capacitors Offer 3,000-hour Life
February 1, 2010 12:48 pm | Product Releases | CommentsCornell Dubilier introduced two snap-in aluminum electrolytic capacitor series with extended voltage rating up to 450 VDC. Designated the Type SLP (105°C) and SLPX (85°C) Series, the capacitors are targeted for next generation
ANADIGICS Power Amplifiers Selected for Novatel Phones
February 1, 2010 10:07 am | News | CommentsANADIGICS, Inc., a leading provider of innovative RF solutions for broadband wireless and wireline communications, today announced that Novatel Wireless has selected its WCDMA/HSPA and EDGE power amplifiers (PAs) for two new wireless HSPA+ Mobile Broadband USB modems. HSPA+ is the next evolution of high-speed packet access (HSPA) wireless broadband technology, offering greater capacity for data throughput compared to current 3G networks.
Constant Voltage LED Power Modules Boast 300 W Output
February 1, 2010 9:43 am | Product Releases | CommentsPower Partners’ PIL300U-V Series power modules for LEDs boast 300 W of output power from a wide 90 V to 305 VAC input range. Their design incorporates high PFC, meeting the requirements for EN61000-3-2. Standard output voltages range from
Power Inductors Achieve Desirable DC Bias
February 1, 2010 4:47 am | Product Releases | CommentsTaiyo Yuden’s NRS5020 (5.0 mmx 5.0 mm, with a maximum height of 2.0 mm) and the NR5040 (5.0 mm x 5.0 mm, with a maximum height of 4.0 mm) wire-wound power inductors are said to feature the industry’s best DC bias characteristics for 5 mm square power inductors. Though more
PTC Thermistors Are Qualified to AEC Q-200
February 1, 2010 4:42 am | Product Releases | CommentsTDK-EPC introduced the Superior Series of EPCOS SMD PTC thermistors for limit temperature measurement. They are available in case sizes 0805, 0603 and 0402. Compared to the standard series, these components employ a more homogenous ceramic material, which enables
Energy Efficient 2 A, 100 V Schottky Bridge Rectifier Saves Space
February 1, 2010 4:23 am | Product Releases | CommentsCentral Semiconductor Corp. announced the release of the CBRHDSH2-100 Schottky Bridge Rectifier packaged in the HD DIP case. This energy efficient device has a low reverse leakage current of 0.7 uA and addresses the need for a space saving 2 A, 100 V full wave bridge rectifier essential for today’s power management, solid state lighting, and power over ethernet applications. The CBRHDSH2-100 is said to
Exploding the Efficiency Myth of Class D Amplifiers
January 29, 2010 11:56 am | by Huw Davies, Audium Semiconductor Ltd., www.audiumsemi.com | Articles | CommentsMuch has been written about the efficiency of Class D amplifiers, with figures of 90 percent or greater being routinely quoted. Such numbers might seem to suggest that the efficiency problem of audio amplifiers has been well-solved by conventional Class D. However, a closer look shows that this is far from the truth, with these amplifiers frequently seeing only single-digit percentage efficiencies, in real product usage conditions.
DIN Rail Power Supplies Offer Outputs from 1.25 A to 40 ADC
January 29, 2010 6:30 am | Product Releases | CommentsWieland’s new family of UL Listed and CSA Certified (cULus), switching power supplies provides a control voltage of 24 VDC, at an output current from 1.25 A to 40 A. The nine models include six single-phase and three three-phase devices, approved worldwide for a temperature range from -25°C to +71°C. All models feature
Tool Accelerates Design of Multi-Output DC-DC Power Supplies
January 27, 2010 11:40 am | Product Releases | CommentsNational Semiconductor Corp. expanded its Webench Designer tools with the introduction of Webench Power Architect, which allows engineers to create, model and implement multiple-output, high-performance DC/DC power supplies for an entire system. According to the company, system designers can
RE 50’s Power Pack is High Density
January 27, 2010 10:59 am | Product Releases | CommentsMaxon’s RE 50's "heart" is, as with all mechanically commutated maxon motor drives, the ironless rotor, which results in detent-free running and minimized mass inertia. The combination of a two-pole Neodymium permanent magnet with the patented maxon winding technology results in high torque and remarkable acceleration, says Maxon.
DC-DC Converter Has Wide Input Range
January 26, 2010 11:48 am | TDK-Lambda Americas, Inc. | Product Releases | CommentsGlobal power supply manufacturer TDK-Lambda has announced its latest high density, cost-effective, DC-DC converter family with the introduction of the new CC-P-E Series. These are ultra compact, fully isolated converters that feature wide range DC inputs (24V or 48V nominal) which make them suitable for telecom, datacom, distributed power, battery operated devices, FPGA, and process control applications. Available with output voltages of 3.3V, 5V, 12V or 15Vdc, with output power ratings of 15 or 30-watts, these fully-regulated, high efficiency (92% typical) converters can be paralleled for higher power applications, says TDK-Lambda.
Folding-blade Adapter is Ultra Thin
January 26, 2010 4:56 am | Phihong | Product Releases | CommentsPhihong has developed a folding blade adapter that, with a 15 mm thickness when the blades are folded, is said to be the thinnest available. The PSA05F adapter is available with 5 V and USB A socket output, and meets the requirements of the United States’ Federal Energy Independence and Security Act of 2007 (EISA) as well as
Power Entry Module Provides Added Seal Protection
January 25, 2010 10:39 am | Product Releases | CommentsSchurter’s Series 5707 power entry module offers IP 54 protection at the power input, in addition to IP 65 protection to the equipment. The sealed module is appropriate for use in medical equipment exposed to leaks, drips and spills, as well as equipment subject to routine washing. The compact module combines
High-density Ultracaps Carry up to 5,000 Farad
January 25, 2010 9:22 am | Product Releases | CommentsIoxus, Inc., developers and manufacturers of innovative ultracapacitor technologies for a wide range of energy storage markets, today launched a new family of lower-cost large cell prismatic electrochemical double-layer capacitors for transportation and utility applications.
Integration and power management open the door for next generation RKE applications
January 25, 2010 7:06 am | by Herve Branquart & Robert Waterman, ON Semiconductor | Articles | CommentsWireless transceiver technology is truly established in the automotive industry with Remote Keyless Entry (RKE) now a standard feature of even basic specification vehicles. Following on its heels has been Passive Keyless Entry (PKE), dual transceiver devices that combine remote entry and remote starting, and systems that enable features such as tyre pressure monitoring and car-to-home communications.
Today’s Voltage Regulators Enable High Efficiency and Space Savings in Portable Applications
January 25, 2010 6:40 am | by John Lambert, International Rectifier Corp. | Articles | CommentsAs demand for longer battery life in portable devices increases, engineers are continually challenged to design highly efficient point-of-load (POL) converters while maintaining or reducing board space. Adding to the challenge is the fact that many portable devices like laptop computers have wide input voltage variation.
Power Modules Boast Desirable Thermal and EMI Performance
January 25, 2010 5:11 am | Product Releases | CommentsNational Semiconductor introduced three products in its SIMPLE SWITCHER power module family. The LMZ-Series of power modules provide the efficiency of a synchronous switching regulator with the simplicity of a linear regulator, eliminating the
AC-DC Power Supply Touts Reduced Ripple and Noise
January 25, 2010 4:56 am | Product Releases | CommentsDaitron has announced to release of an ultra low noise/low leakage AC to DC 50W switching power supply product suitable for noise sensitive applications. Customer can save external isolation transformer and filter components. The MFS50 is designed for noise sensitive applications such as
Backplane Combines Two Isolated Supply Modules Into One FOUNDATION Fieldbus Segment
January 22, 2010 4:56 am | Product Releases | CommentsTURCK Inc. has expanded its Diagnostic Power Conditioner (DPC) system with a single segment redundant backplane that can combine two isolated power supply modules into one FOUNDATION fieldbus segment. The backplane includes an
