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Content tagged with Passive
posted in February 2004
Single-chip solution for Stratum 3E
Product News  
2/27/2004   Post a comment
Connor Winfield offers design engineers a single-chip solution for a new generation of Stratum 3E synchronous applications.
Silicon thermistors provide more accurate temperature sensing, optimizing system performance
News & Analysis  
2/26/2004   Post a comment
Andigilog announced the SiMISTOR family of linear and highly accurate silicon thermistors. The products, manufactured using mature CMOS processes, can replace traditional thermistors in high-volume cell phones, PCs and peripherals, PDAs, and consumer device applications. The family also displaces thermistors in traditional industrial applications, such as thermostats and portable medical devices.
Ceramic piezoelectric speakers designed for ultra-slim apps
News & Analysis  
2/26/2004   Post a comment
Taiyo Yuden (U.S.A.), Inc. says its new MLS series of 0.7-mm thick multilayer ceramic piezoelectric speakers are 30% to 50% lighter and consumes up to 50% less power than standard dynamic speakers. Touted as the industry's thinnest speaker, the MLS is compact enough for installation in confined spaces down to 1.0 mm, making it suitable for use in next-generation, ultra-slim portable electronic devices.
Nichrome resistor line adds low TCR versions
News & Analysis  
2/26/2004   Post a comment
Vishay Intertechnology, Inc. has expanded its CTN series of 30 mil center-tapped nichrome chip resistors with new devices that offers a low absolute TCR of ±10 ppm/°C over the full -55°C to 125°C temperature range. Available in a compact 0.030 x 0.030 inch chip size, the resistors also offer excellent stability at 250 mW power levels.
Your click counts
Blog  
2/25/2004   Post a comment
Steve Ohr is nothing if not enthusiastic about publishing engineering design articles and showcasing new products on the web, and then counting the clicks they generate. "It puts you in touch with your readers," he suggests. But just think what an online product showcase can do in conjunction with a new tradeshow venue. Help us pick the most dramatic new product introductions, he bids.
SMT inductors save space for portable apps
Product News  
2/25/2004   Post a comment
The new PG0085/PG0086 power inductors from Pulse, a Technitrol Company, pack a high current rating and high energy storage density in a small footprint.
Nichrome resistor line adds low TCR versions
Product News  
2/20/2004   Post a comment
Vishay Intertechnology, Inc. has expanded its CTN series of 30 mil center-tapped nichrome chip resistors with new devices that offers a low absolute TCR of ±10 ppm/°C over the full -55°C to 125°C temperature range. Available in a compact 0.030 x 0.030 inch chip size, the resistors also offer excellent stability at 250 mW power levels.
Ultracaps available in 3F and 100F versions
Product News  
2/20/2004   Post a comment
NessCap Co. Ltd. has expanded its 2.7-volt ultracapacitor product offering with the addition of 3 farad (F) and 100F models. These components can be used as an energy source for a variety of applications including LED displays, remote control devices, toys, hand-held scanners, small printers, actuators and relays.
Ceramic piezoelectric speakers designed for ultra-slim apps
Product News  
2/20/2004   Post a comment
Taiyo Yuden (U.S.A.), Inc. says its new MLS series of 0.7-mm thick multilayer ceramic piezoelectric speakers are 30% to 50% lighter and consumes up to 50% less power than standard dynamic speakers. Touted as the industry's thinnest speaker, the MLS is compact enough for installation in confined spaces down to 1.0 mm, making it suitable for use in next-generation, ultra-slim portable electronic devices.
Toshiba Matsushita unveils lowest power display technology
Product News  
2/19/2004   Post a comment
Toshiba Matsushita Display Technology Co., Ltd. (TMD), a joint venture between Toshiba Corp. and Matsushita Electric Industrial Corp., Ltd., announced the development of the industry's lowest power displays for mobile PCs at the Intel Developer Forum this week. These include the sub-2.5 W, 14.1-inch XGA (1024 x 768 resolution) and 2.7 W, 14.1-inch SXGA+ (1400 x 1050 resolution) thin film transistor (TFT) displays.
VCOs feature high performance in small package
Product News  
2/18/2004   Post a comment
Crystek Crystals Corp. has introduced a new line of high-performance voltage controlled oscillators (VCOs) in a standard 0.5 inch x 0.5 inch SMD package.
RFXOs go low voltage
Product News  
2/18/2004   Post a comment
Fox Electronics has expanded its line of radio frequency crystal oscillators (rfXOs) with the addition of two new low voltage series of crystal oscillators.
General-purpose transformers offer customization
Product News  
2/17/2004   Post a comment
Bridgeport Magnetics has introduced a new general-purpose transformer line that gives designers a choice of secondary windings and power ratings without the typical price of a custom design.
Thin-film chip resistor supplies ultra-stable performance
Product News  
2/17/2004   Post a comment
The NTR series of high precision, thin-film chip resistors from NIC Components Corp. features an ultra-stable, temperature coefficient of resistance (TCR) of 10 to 50 ppm over a wide temperature range and low noise figure. The resistors are designed for precision applications such as telecommunications, automotive, medical, audio and test instrumentation.
Thin-film chip resistors compete with bulk metal types on performance
Product News  
2/13/2004   Post a comment
RCD Components Inc. unveiled a new family of ultra-precision thin-film chip resistors with tight absolute tolerance and temperature coefficient of resistance (TCR) characteristics, making them a suitable and cost-effective replacement for bulk metal foil types.
Aluminum electrolytic caps provide low impedance, high temp range
Product News  
2/13/2004   Post a comment
The new NRSZC series of miniature aluminum electrolytic capacitors from NIC Components Corp. provide low impedance and high ripple current ratings across a wide temperature range.
New material yields high resistance values for thinfilm resistors
News & Analysis  
2/11/2004   Post a comment
Under development for about 12 months, TT electronics IRC Advanced Film Division is rolling out its new Chromaxx series of chromium silicon oxide resistors. Available in both standard and custom values, the new thinfilm resistors offer resistance values up to 15 MΩ, making them suitable for high value voltage dividers, chips and networks used in high input impedance medical and instrumentation applications.
Opinion: The Silicon Threat
Product News  
2/11/2004   Post a comment
For years, crystal and ceramic resonators have been the dominant components used for frequency generation in mobile handsets and other electronics equipment. However, new silicon-based products and technologies are challenging the hegemony of the crystal and ceramic parts in the resonator market.
Data bus transformer touts rugged design for mil apps
Product News  
2/10/2004   Post a comment
Supporting a wide range of data collection and communications equipment for industrial and military applications, the low-profile, rugged 4256-1003 series of dual data bus interface transformers from Datatronics Romoland Inc. is packaged in a small 23.62 x 16.00 x 3.94-mm footprint.
Smallest EMI filter array features excellent attenuation at high frequencies
Product News  
2/10/2004   Post a comment
AVX Corp. says its new multilayer chip EMI filter array, designed to reduce noise generated from signal lines in digital devices, features excellent attenuation characteristics at high frequencies.
Chip resistors provide tight tolerances
Product News  
2/10/2004   Post a comment
SEI Electronics Inc. has expanded its line of precision thinfilm nichrome chip resistors with the introduction of the RNC Series that provides a tighter tolerance down to 0.01% and a temperature coefficient of resistance (TCR) to ±5 ppm/°C.
New material yields high resistance values for thinfilm resistors
Product News  
2/10/2004   Post a comment
Under development for about 12 months, TT electronics IRC Advanced Film Division is rolling out its new Chromaxx series of chromium silicon oxide resistors. Available in both standard and custom values, the new thinfilm resistors offer resistance values up to 15 MΩ, making them suitable for high value voltage dividers, chips and networks used in high input impedance medical and instrumentation applications.
Frequency translators pack more features in smaller packages
Product News  
2/10/2004   Post a comment
Communication system designers cite several key demands for frequency translator modules including smaller packaging, lower cost and higher functionality. The challenge is to improve performance while reducing size, say frequency control manufacturers. The good news is that next-generation devices coming to market address many of these concerns.
Sensors target medical apps
Product News  
2/5/2004   Post a comment
MTS Sensors has developed a new line of magnetostrictive sensors for fluid level and position measurement in medical equipment such as infusion pumps, hospital beds, dental chairs, and assistive care or mobility equipment.
Fluid scheme yields high-dielectric films
News & Analysis  
2/4/2004   Post a comment
A fundamentally new approach to creating nanostructures by forming them with supercritical fluids could be used to make dielectric films used in semiconductor processes. The approach is being forged in a joint project between the University of Massachusetts Amherst and Novellus Systems Inc. Chappell Brown has this report.
Philips Research claims record-breaking MEMS capacitors
News & Analysis  
2/3/2004   Post a comment
Philips Research scientists have made MEMS capacitors that could be used to enhance the performance and reduce the size of RF circuits in mobile phones. The devices are the microscopic equivalent of air-spaced variable capacitors, but can be integrated into silicon ICs using conventional wafer fabrication processes. The Q-factors as high as 500, outperforming virtually all other types reported so far. Peter Clarke has this story.


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