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EEPROM Devices Feature Lowest Operating Voltage on Market

February 25, 2009 5:33 am | Comments

With a 1.5 V rating for both Read and Write operations, a series of I2C EEPROM devices from Microchip is purported to have the lowest operating voltage available on the market. Operating current is below 400 microamperes. The devices feature an operating frequency of 100 kHz at 1.5 V, and are available in densities of

Tactile Switches Last to One Million Actuations

February 25, 2009 5:29 am | Comments

With an extended life to one million actuations, the KSC741 and KSC721 tactile switches from C&K Components are intended for high reliability applications. Current rating for the momentary action, SPST, normally open devices ranges from 1 mA to 50 mA for silver plating and 1 mA to 10 mA for the gold plating

Reference Design Creates Complete LCD Power System

February 25, 2009 5:16 am | Microsemi Corporation | Comments

Combining the main system power with the backlight inverter, the GreenPoint open reference design for LCD TV power supplies from On Semiconductor eliminates a complete power conversion stage, improving overall system efficiency, simplifying the design and reducing the bill of materials. The 180-W design meets IEC 61000-3-2 for harmonic content requirements, and exceeds global standby requirements with a typical standby power consumption of 400 mW with a 50-mW load.

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Nanofabrication System Allows Immediate Characterization

February 25, 2009 5:05 am | Comments

Combining nanopatterning capabilities with AFM (atomic force microscopy) imaging, the DPN 5000 desktop nanofabrication system from NanoInk enables immediate characterization of the deposited patterns. Features include a scanner with closed-loop flexure technology and a low-coherence laser with a reduced laser spot size for lateral force imaging.

Backlight Light Guides Enable LCD Zone Control

February 25, 2009 4:54 am | Comments

Built to be user-addressable, Microlens-based LED backlight assemblies from Global Lighting Technologies can control each LED’s color and intensity to enable independent management of the brightness and the color of individual zones within the backlight. This feature can be used to achieve color fading, pulsing, or steady state illumination, and can be utilized in a wide array of consumer electronics displays

Touchscreens Rated for up to 35 Million Activations

February 25, 2009 4:38 am | Comments

Four- and five-Wire resistive touch screens from The Bergquist Company (available at Digi-Key) are rated for up to 35 million activations. The 4-wire screens are rated for 10 million single point activations, while the 5-wire is rated to 35 million. The 5-wire utilizes glass for both X- and Y-axis measurements

Current Sense Resistors Operate at up to 4 Watts

February 25, 2009 4:30 am | Comments

Featuring a flameproof surface mount design, the OARS-3 Series open-air current sense resistors from TT electronics IRC operate to power ratings of up to 4 watts. The resistors feature a resistance range from 2mW to 15mW, with tolerance to ±1% or ±5%. Inductance values are less than 10 nanohenries, with operating temperatures ranging from

Enclosures Enable Access to Aboveground Terminations

February 24, 2009 9:34 am | Comments

Designed to provide aboveground housing for sectionalizing, tapping, or terminating underground distribution systems, Hoffman’s Utility Junction (UJ) sectionalizing enclosures have a self-engaging wind stop that holds the cover in the open position for access to aboveground terminations. The single- or 3-phase devices include

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400-W Power Module Demonstrates Active PFC

February 24, 2009 8:03 am | Comments

Targeting military, aerospace, and industrial applications, Martek Power’s MW400S 400-W AC/DC power module includes active AC PFC and a built-in EMI filter. The 6.5” × 8” × 1” converter accommodates a universal single phase input from 90 VAC to 265 VAC at from 47 Hz to 440 Hz. Line harmonics meet MIL-STD-1399 for

Training Library Aids Electronic Designers

February 24, 2009 7:50 am | Comments

Intended to help designers get up to speed on the latest technologies and solutions, Newark introduces a library of TechCast product training modules that helps designers select which key solutions to include, and then either collaborates with its suppliers to develop the content or produces original material itself, based on application notes and datasheets.

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Pressure Transducer Exhibits Digital Temperature Compensation

February 24, 2009 7:46 am | Comments

Touting static accuracy of ±0.25% FS at 21ºC, Ashcroft’s T2 pressure transducer demonstrates digital temperature compensation to ensure a Total Error Band of >±1% between -20ºC and 85ºC. The device can be configured from a list of process connections, output signals, and electrical termination options. The instrument is available in

Converter Cables Offer Serial Interface Support

February 24, 2009 7:27 am | Comments

Using FTDI’s FT232RQ USB-to-asynchronous serial interface IC, FTDI’s USB-RS485-WE and USB-RS422-WE converter cables utilize a RS-485 and RS-422 transceiver, respectively. The far end of the 1.8-m cables are wire ended, and the complete USB protocol is managed within the FT232RQ. Royalty-free device drivers for

Low-Power FPGAs Offer Cost-Effectiveness

February 24, 2009 6:43 am | Comments

Presented as having the lowest (up to half) power consumption and price of any SERDES-capable FPGA device, the LatticeECP3 family is also presumed to be the only 65-nm mid-range products of their type. Features include multi-protocol 3.2G SERDES with XAUI jitter compliance, DDR3 memory interfaces, DSP capability, on-chip memory and up to 149K LUTS.

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Apple Announces Safari 4

February 24, 2009 6:35 am | Comments

Apple today announced the public beta of Safari 4 for Mac and Windows PCs. The Nitro engine in Safari 4 runs JavaScript 4.2 times faster than Safari 3. Innovative new features that make browsing more intuitive and enjoyable include Top Sites, for a stunning visual preview of frequently visited pages; Full History Search, to search through titles, web addresses and the complete text of recently viewed pages; Cover Flow, to flip through

Pictures from the 2009 Applied Power Electronics Conference and Exposition

February 24, 2009 6:11 am | Murata Power Solutions Inc. | Comments

Held this year in Washington, DC, this year's APEC was very well attended, especially considering the economy. According to the event organizers, the attendance was down from 2008, but up from 2007, about 2,000 people. Here are some photo highlights from the exhibit floor.

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