Driver ICs illuminate LEDs for small signage Product News 4/1/2005 Post a comment The HV9921/22 family of three-pin constant-current ICs from Supertex is suited to driving low-current LED strings in signage and general lighting applications. These buck-controller chips can be powered from a 20- to 250-volt DC source derived from a universal mains source with front end rectifier. The HV9921 delivers 20 mA, and the HV9922 provides 50 mA.
Phone companies eye cable TV's local territory Product News 4/1/2005 Post a comment The nation's cable companies have heard for many months now from telephone companies how they're going to offer their own television programming one day. Now, with a critical mass of optical fiber installed by the phone giants, phone companies are beginning to make their first competitive inroads into local communities with hopes of eventually signing them up for TV service.
Elpida launches 512-Mbit XDR DRAM for digital consumer applications Product News 4/1/2005 Post a comment Aimed at the digital consumer electronics market, Elpida Memory Inc. is sampling a 512-Mbit XDR DRAM that operates at 3.2-GHz and provides a data transfer rate of 6.4 Gbytes/s. XDR DRAM, the memory architecture developed by Rambus Inc., is being touted as the next-generation memory for applications that require high bandwidth to support high-end graphics, digital imaging and advanced multimedia.
PCI bus motion-control board eventually targets PC/104 Product News 4/1/2005 Post a comment Here's news of PCI bus motion controller plug-in card that is the basis of an embedded controller using the compact PC/104 form-factor. The new card packs dual bi-quad filters, and is available in 1-axis, 2-axis, 3-axis, and 4-axis versions supporting brush-type, brushless DC, micro-stepping, pulse, and direction motors.
MOSFET improves figure-of-merit fourfold Product News 4/1/2005 Post a comment Toshiba America Electronic Components' new TK15A60S power MOSFET, a 15-amp, 600-volt device that's the first in a family employing a new technology called Deep Trench MOSFET (DTMOS), claims a 60 percent reduction in on-resistance (RDS) as compared to conventional MOSFETs. Thus, with also a 40 percent reduction in gate charge, the device's figure-of-merit improves to one-fourth that of the company's traditional MOSFETs.
Murata joins POLA alliance for power converters News & Analysis 4/1/2005 Post a comment Murata Manufacturing Co. has joined the Point of Load Alliance and announced it would team with Texas Instruments Inc. to expand a global effort to promote pin-compatible, non-isolated, point of load plug-in power modules and provide a second source based on leading semiconductor technology.
Slow 'actual' chip sales seen in February News & Analysis 4/1/2005 Post a comment Worldwide "actual" semiconductor sales were projected to hit $16.8 billion for the month of February, up 6.2 percent from the like period a year ago, according to Handelsbanken Capital Markets.
Dual PWM dials into telecom, consumer apps Product News 4/1/2005 Post a comment Intersil Corporation's ISL6440 is a dual PWM controller IC optimized for converting wall adapter, battery or network intermediate-bus DC input supplies into the system supply voltages required for a wide variety of datacom, telecom, and consumer products.
DAC veröffentlicht Konferenzprogramm 2005 News & Analysis 4/1/2005 Post a comment Das technische Programm für die kommende 42. Design Automation Conference steht: Über 200 Präsentationen, Seminare, Workshops, Podiumsdiskussionen und Vorträge sollen die Besucher ins kalifornische Anaheim locken, wo die Fachkonferenz dieses Jahr vom 13. bis 17. Juni stattfindet.
Sony établit une unité d’écrans mobiles News & Analysis 4/1/2005 Post a comment Sony Corp. a établi ST Mobile Display Corp. (STMD) comme second site de production d’écrans à cristaux liquides polysilicium basse température de manière à dynamiser sa production d’écrans.
15-watt wall supply plugs in anywhere Product News 4/1/2005 Post a comment Phihong USA's PSA15R is a 15-watt AC/DC wall supply with interchangeable plugs that help to minimize OEM inventory and development costs. Plugs are available for the United States, Europe, United Kingdom, China, Argentina, and Australia.