Ceramic caps reduce short-circuit risk in auto apps Product News 4/28/2005 Post a comment EPCOS AG has developed a new type of ceramic capacitor, designated as a multi-layer serial ceramic capacitor (MLSC), to minimize the risk of short circuits if the capacitor is damaged, particularly for applications where the capacitor is permanently connected to a power source or voltage source such as in automotive electronic circuits.
High-voltage MLCCs offer more options Product News 4/27/2005 Post a comment Cal-Chip Electronics Inc. has expanded its CHV series of high voltage multi-layer ceramic chip (MLCC) capacitors with voltages of up to 10 kV. These devices are typically specified for surge suppression and temperature compensation in high-voltage applications where PC-board space is limited. Applications include wireless and portable products such as notebook computers, cellular phones, PDAs, camcorders, VCRs, telecommunications and test equipment.
Low-cost wireless mouse pays Teardown 4/25/2005 Post a comment While the ubiquitous computer mouse is hardly something that screams leading edge, the product's sheer necessity and volume have quietly driven some fantastic technology developments in this sometimes-overlooked peripheral. Longtime PC users will remember the days of hardwired mice and lint-clogged roller balls, but modern approaches to mouse design dictate cutting the cord and scrapping mechanical-motion translation.
Power LED lights up high intensity and light engine apps Product News 4/22/2005 Post a comment Introducing one of the industry's highest powered, single LED devices, a new 3-watt power LED from American Bright Optoelectronics features high flux density and high lumen output. Available in three styles, the new lead-free devices are offered in a complete, all-in-one light engine or in individual units.
High-frequency inductor offers tight tolerance Product News 4/21/2005 Post a comment JARO Components Inc. has developed its new THI series of high-frequency inductors as a more economical choice than traditional wirewound or thin-film inductors. Designed for critical tolerance requirement applications, the new inductor is comprised of a photolithographically-etched thin-film coated on a single-layer ceramic to achieve high self-resonant frequency (SRF), excellent quality (Q) factor, and high-temperature stability.
Rad Hard TVS devices tackle harsh environment apps Product News 4/21/2005 Post a comment Based on a multilayer varistor (MLV) concept and zinc oxide material systems, AVX Corp. has developed a new series of radiation resistant transient voltage suppressors (TVS) for military and harsh environment applications. Designated the MG and V2F series, the new Rad Hard TVS devices are available in case sizes as small as 0402 to as large as 2220.
Voltage divider in SOT-23 package eases board routing and layout problems Product News 4/20/2005 Post a comment Providing design engineers with an alternative to large resistor network packages that require long signal traces and complex circuit layouts, TT Electronics BI Technologies Electronic Component Division has developed a SOT-23 packaged precision voltage divider network for aerospace, industrial, military and medical industries.
VCXO combines high frequency and low phase noise Product News 4/19/2005 Post a comment Crystek Crystals Corp. has launched its latest high-performance true sinewave voltage controlled crystal oscillator (VCXO) in a surface-mount 9 x 14-mm package. The new CVSS-940 exhibits a low phase noise of 150 dBc/Hz and ±50 ppm minimum absolute pull range.
Ultra-mini acceleration sensor protects portables Product News 4/15/2005 Post a comment Featuring ultra-fast response and high sensitivity, HDK America Inc.'s new micro-size, piezo-resistive three-axis acceleration sensor can detect minute amounts of dynamic acceleration in the X, Y and Z axis, and static acceleration such as tilt and gravitational simultaneously.
All-quartz crystal packaging offers smaller size Product News 4/15/2005 Post a comment Fox Electronics has expanded its FQ series of all-quartz crystal packaging technology to include a 5.0 x 3.2-mm package size. The FQ5032, with a low profile of 0.8 mm, is suitable for a wide range of portable applications including handheld devices such as such MP3 players, PDAs, scanners and GPS devices.
Ultra-bright LED comes in surface-mount package Product News 4/13/2005 Post a comment Vishay Intertechnology says its new ultra-bright, low-current LEDs are the industry's first to meet demand for high brightness in a miniature 0603 size surface-mount package. These TLMx100x LEDs are available in red, soft orange, and yellow with a luminous intensity of up to 7.5 millicandela (mcd).
Integrated color sensor touts small size Product News 4/12/2005 Post a comment Agilent Technologies Inc. claims to offer the industry's smallest CMOS (complementary metal-oxide semiconductor) color sensor. Measuring 5 x 5 x 1 mm, the HDJD-S722-QR999 color sensor can detect the presence of a certain color and identify its exact coordinate across the full color spectrum.
OSTAR LED sets new size and brightness standards Product News 4/12/2005 Post a comment OSRAM Opto Semiconductors debuts its new compact, high-power OSTAR light-emitting diode (LED) at this week's Lightfair International 2005 conference. Setting new size and high brightness standards, the new LED offers more than 120 lumens output in a small 30 x 10-mm footprint. This new device can be used in both general and mobile illumination applications.
Omnipolar Hall-effect sensor suits 3.6 to 24-volt operation Product News 4/8/2005 Post a comment Allegro MicroSystems, Inc. claims its new A3245 sensor is the industry's first omnipolar Hall-effect device suited for 3.6 V to 24 V operation. It also offers a high operating temperature range of -40°C to 150°C. The omnipolar feature allows the new digital switch to easily replace reed switches with higher reliability and ease of manufacturing, and eliminates the need for signal conditioning. It also eliminates the need for magnet orientation for simple position sensing applications durin
BioMEMS Turn ICs into Devices that Save Lives, Speed Diagnosis News & Analysis 4/6/2005 Post a comment MEMS (MicroElectroMechanical Systems) have been used by the medical industry since the early 1980s and have continued to add applications and revenue throughout the past decade. The two dominant MEMS biomedical technology are micromachined pressure sensors and accelerometers. In this feature article, Jack Shandle takes a look at how these and other MEMS technologies are helping the medical field.
Seven-segment display touts dynamic color brightness Product News 4/5/2005 Post a comment BivarOpto, the Optoelectronics division of Bivar Inc., has added a new ultra-high reliability blue seven-segment display to its BD series for applications that require highly reliable performance in mission-critical applications such as medical and life support systems, avionics, and industrial controls. These new devices also tout color enhancements that improve accurate visual perception and attention.
ESD protection array features high integration, low capacitance Product News 4/4/2005 Post a comment California Micro Devices has launched its latest addition to its Centurion-based family of electrostatic discharge (ESD) protection devices for wireless handsets and LCD modules. Utilizing the company's proprietary Centurion Zener process technology, the CM1220 features a low input capacitance of 14 pF and protects against ESD strikes up to 15kV contact discharge in a space-saving chip scale package (CSP).
Blog Doing Math in FPGAs Tom Burke 2 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 ...