Chip inductors work at high frequencies Product News 11/30/2005 Post a comment J.W. Miller Magnetics has introduced two new series of
RoHS-compliant multilayer chip inductors. The new surface-mount PM1210G and PM1812G devices feature a low profile with excellent performance characteristics for a wide range of high-frequency applications.
Advanced thin-film technology beefs up LED performance Product News 11/30/2005 Post a comment OSRAM Opto Semiconductors Inc. has made significant improvements to its proprietary thin-film technology that have resulted in enhancements to the luminous efficacy and color palette of its Power TOPLED line of light-emitting diodes (LEDs) for automotive, signal and signage applications. The new Power TOPLED products are said to offer 150 percent greater efficiency and produce a wide variety of red and yellow tones. In addition, the new devices offer all the benefits of surface-mount technology
Power resistors tout heat sink design Product News 11/23/2005 Post a comment Ohmite Manufacturing Company has introduced a new series of 70-watt thick-film power resistors with a heat sink design that is suitable for applications that require non-inductive performance. The new TEH series is RoHS compliant.
Tiny crystal targets ultra-mini handheld devices Product News 11/23/2005 Post a comment Raltron Electronics Corp. has developed a small surface-mount crystal, measuring 2.5 x 2.0 x 0.6 mm, for ultra-miniature applications including PCMCIA cards, mini hard disk drives, GPS modules and mobile/camera phone modules. They can also be used in a host of Bluetooth and other wireless applications.
Phase change material offers performance and easy use Product News 11/23/2005 Post a comment Laird Technologies Thermal Products (formerly known as Thermagon) has introduced a new high-performance phase change material, designated as T-pcm 583, for gaming and computing devices. This new substance meets the thermal resistance and reliability requirements needed for advanced applications such as microprocessors, chipsets, graphic processing chips, and custom ASICs for next-generation consumer electronics.
Supercapacitors offer extended temperature range Product News 11/17/2005 Post a comment AVX Corp. has extended the temperature range of its BestCap (Battery Energy Saving Technology Capacitor) series of electrochemical supercapacitors to operate over -40deg;C to 70°C. In addition, the BestCap product line is said to offer the highest voltages available in the industry for low equivalent series resistance (ESR) pulse supercapacitors.
Power resistor features low resistance values, tight tolerance Product News 11/17/2005 Post a comment Vishay Intertechnology, Inc. has developed a new 2-watt, surface-mount Power Metal Strip resistor with a low resistance value range of 10 milliohms to 100 milliohms and a tight 1% tolerance. The new Vishay Dale WSL2816 is designed for current sensing, voltage division, and pulse applications such as motor controls and dc/dc converters in automotive, consumer, and industrial systems.
Medical-grade transformer boasts higher power rating Product News 11/17/2005 Post a comment Bridgeport Magnetics/Tortran Inc. has expanded its line of medical-grade power transformers with a power rating up to 6,000 VA. It is also certified to the most recent revisions of UL's medical safety standard UL60601-1 as well as equivalent Canadian, European and International standards.
Brightest LEDs suit outdoor signs and signals Product News 11/10/2005 Post a comment Agilent Technologies Inc. said it has introduced the industry's brightest 5-mm light-emitting diodes (LEDs) for outdoor electronic sign and signal applications. The new, mid-power red (630 nm wavelength) and amber (590 nm wavelength) lamps also provide more than double the current rating of previously available extra-bright lamps.
Thin chip inductors suit ultra-thin portable devices Product News 11/9/2005 Post a comment With a maximum height of 0.9 mm, Taiyo Yuden (U.S.A.), Inc. claims its new CKP3216 series of 1206 multilayer chip inductors offer the industry's lowest profile for dc/dc converter choke coil applications in portable electronic device power circuits.
Power film capacitor may replace electrolytic devices Product News 11/9/2005 Post a comment AVX Corp. has beefed up the temperature and voltage operating conditions of its medium power film capacitor family for DC filtering and low reactive power requirements. The FFVE series is an alternative to electrolytic technology and is suitable for fuel cell converter, UPS, motor drive and industrial power supply applications.
Power cube inductors combine low core loss with no thermal aging Product News 11/9/2005 Post a comment Pulse, a Technitrol Company, has added a new line to its family of through-hole, shielded, shaped-core power inductors. Designed for PC motherboard and server markets, the new PG0322NL series is designed for use in voltage regulator modules (VRMs), dc/dc converters, and point of load applications.
Auto-focus LED touts high brightness in small package Product News 11/9/2005 Post a comment Designed specifically to provide illumination in the automatic focus function of digital still cameras under low-light conditions, and at distances up to 3 meters, the new high-brightness light-emitting diode (LED) from Agilent Technologies Inc. claims to offer the brightest auto-focus LED with a typical light output of 18 candela (at 20 mA).
Vishay sales fall, earnings up sequentially News & Analysis 11/4/2005 Post a comment Passive components and semiconductor supplier Vishay Intertechnology Inc. reported earnings of $19.9 million, or 11 cents per share on sales of $566.1 million the third quarter of 2005, compared to $22.1 million, or 13 cents per share on sales of $584.3 million in the year-ago quarter.
COTS tantalum capacitor targets hi-rel designs Product News 11/3/2005 Post a comment KEMET Corp. has introduced a new high-grade, commercial off-the-shelf (COTS) T497series of tantalum capacitors. These new surface-mount types are available in non-standard case sizes corresponding to the Military CWR09, CWR19 and CWR 29 styles.
Precision networks offer more package styles, tighter tolerance Product News 11/3/2005 Post a comment A new series of precision thinfilm resistor networks from TT Electronics BI Technologies features an expanded resistance value range, four package styles and tighter resistance tolerance, giving design engineers more options to create precision voltage dividers and set accurate amplifier gains in a variety of applications including test and measurement devices, commercial avionics and medical equipment or devices. They also find homes in instrumentation amplifiers, measurement bridge circuitry,
Infrared phototransistors shrink in size Product News 11/3/2005 Post a comment Now available in a 1206 case size, TT electronics OPTEK Technology's new series of NPN silicon transistors are designed for infrared detection in sensing applications. The new miniaturized surface-mount OP520/OP521 series devices tout fast response times of 15 microseconds for machine automation, miniature optical encoders and other high-speed, non-contact position sensing systems.
Silicon resistors provide stability for hybrid circuits Product News 11/2/2005 Post a comment TT electronics IRC Advanced Film Division has introduced a series of wire bondable chip resistors with an extended resistance range to 400 KΩ. The new WBC series resistors feature IRC's self-passivating tantalum nitride thin-film technology on silicon substrates.
Capacitive touch sensors feature low power consumption Product News 11/1/2005 Post a comment Designed for inexpensive touch controls in almost any product, Saelig Co., a U.S. distributor for Quantum Research Group in the U.K., offers the manufacturer's new QT110 family of QTouch capacitive touch sensor ICs for charge-transfer capacitive touch-sensing switch applications such as on/off buttons, appliance controls, security detection, lighting controls, intrinsically safe switches and toys/interactive games.
Miniature trimmer extends resistance range Product News 11/1/2005 Post a comment TT electronics BI Technologies has developed a new multi-turn 3-mm trimmer that combines a small size with an extended resistance range. The new RoHS-compliant 43 Series trimming potentiometers, with top adjust capabilities, are said to match the size of the industry's smallest multi-turn, sealed surface-mount trimmers.
Blog Doing Math in FPGAs Tom Burke 24 comments For a recent project, I explored doing "real" (that is, non-integer) math on a Spartan 3 FPGA. FPGAs, by their nature, do integer math. That is, there's no floating-point ...