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Content posted in December 2004
Linear Tech answers handheld application needs with new LVDO
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12/22/2004   Post a comment
In response to emerging handheld applications, Linear Technology Corp. has developed the LTC3025 very low dropout regulator (VLDO) with a dropout voltage of only 45 mV, and an output current of 300 mA.
Atmel targets PC drives and DVD recorders with high-speed laser diode drivers in tiny packages
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12/22/2004   Post a comment
Atmel Corp.'s ATR084x family is designed for digital versatile disk with read/write function (DVD±RW)/CD-RW combo drives and enables RW speeds of up to 16 times (DVD±RW), and 52 times (CD-RW), respectively.
Class D MOSFET tuned for improved audio performance
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12/21/2004   Post a comment
The International Rectifier IRF6665 DirectFET MOSFET is for medium power Class D audio amplifiers. The device parameters are tuned specifically for improved audio performance such as efficiency, total harmonic distortion and power density.
The first P-channel FET for low-power DC/DC conversion
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12/20/2004   Post a comment
Philips Semiconductor introduces a P-Channel FET in a microTrench MOS. Supplied in the industry-standard SOT23 package, the 20 V PMV65XP brings the μTrenchMOS blend of performance and small size to the P channel.
No leap of faith required here — Datel claims 14-bit A/D converter hybrid approach makes the most sense
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12/20/2004   Post a comment
Advances in monolithic processing and design architecture have now evolved to where analog and digital design sections can share the same die to provide higher resolution and conversion speeds. Datel's ADSD-1410, a single multichip hybrid module with two internal separate A/D converters and supporting circuitry, is an example of this evolution.
1-Chip GPS Module - for mobile handsets
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12/19/2004   Post a comment
EPSON has developed the S4E19863 single-chip global-positioning system (GPS) module whose small size and high sensitivity (-160 dBm max) make it ideal for use in next-generation mobile handsets equipped with built-in GPS support
2A Step-Up DC/DC Converter for space constrained apps
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12/17/2004   Post a comment
Linear Technology Corporation announces the LTC3426, a 2 Amp, 6V, 1.2MHz step-up DC/DC converter in a ThinSOT package. The combination of its high efficiency switch and tiny package provides high current boost capability in a very compact form factor, making it ideal for space-constrained applications.
Goal Semi's quad D/A converter drives over 200-volt output
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12/17/2004   Post a comment
Goal Semiconductor Inc.'s highly integrated digital-to-analog converter (D/A converter) means compact system designs for high-voltage control applications.
60VIN, 3A step-down switching regulator with 100μA quiescent current
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12/16/2004   Post a comment
Linear Technology Corporation announces the LT3434EFE, a high voltage, Burst Mode step-down switching regulator that maintains quiescent current under 100μA. The LT3434 operates within a VIN range of 3.3V to 60V, making it ideal for load dump and cold-crank conditions found in automotive applications.
All-silicon oscillator replaces crystal-based devices
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12/15/2004   Post a comment
Featuring a ±0.3% frequency tolerance, the new fixed-frequency, all-silicon EconOscillator from Dallas Semiconductor offers factory-trimmed output frequencies from 312 kHz to 133 MHz.
'Tis the season — MP3 player demand may propel analog IC growth
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12/15/2004   Post a comment
SigmaTel Inc. believes that a recent nationwide consumer survey shows that MP3 player purchases will top holiday shopping lists this year.
Mini digital signal conditioner monitors noisy environments
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12/14/2004   Post a comment
Suitable for monitoring multiple industrial stations in noisy environments, Electro Standards Laboratories' CellMite 100 embedded digital signal conditioner offers a unique integrated feature set — making it one of the most powerful units in its class, according to the company.
Complete Lighting Solution - simplifies design of portable devices
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12/14/2004   Post a comment
Advanced Analogic Technologies (AnalogicTech) has introduced five tri-mode, high-effficiency charge pumps for white LED backlight and colour LED applications
Charge pump uses high fixed switching frequency, saves space
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12/14/2004   Post a comment
AnalogicTech offers the AAT3119 fixed frequency, high efficiency charge pump. It's optimized for battery-powered portable applications and is used with ultra-small 1 microfarad capacitors.
Analog switch focus: cell phone features spur demand for analog switches
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12/13/2004   Post a comment
This has been a big year for the analog switch market, which has seen demand leap forward as the replacement of discrete components in cell phones accelerated. Such vendors as Analog Devices, Fairchild Semiconductor, Maxim Integrated Products, Siliconix and Texas Instruments have been churning out new switches in response to the feature-hungry demands of the cell phone market.
Lowered Price for Field Programmable Analog Array (FPAA) Development Kit
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12/13/2004   Post a comment
Dynamically reconfigurable FPAAs allow on-the-fly, real-time control of analog functions by the microprocessor in an embedded system.
National adds precision amps, filter tools to design environment
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12/13/2004   Post a comment
Product Review: Today National Semiconductor added three new precision amplifiers and the ability to design complex filters to its simple online design site. Bettyann Liotta spoke with National's engineers and filed this report.
New package type introduced for rectifier and transient voltage suppressor
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12/10/2004   Post a comment
Vishay introduced a new package type for its rectifier and transient voltage suppressor products and delivers the same current and power ratings as the SMA package in a 44% smaller footprint.
Inductors serve as high-performing, space- and power-saving solutions for VRM
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12/10/2004   Post a comment
Vishay added two new members to its line of low-profile, high-current inductors. The new inductors serve as space- and power-saving solutions for voltage regulator module and dc-to-dc converter applications.
Switch Mode & Pulse Transformers for Hipot Up to 40 KVAC
Articles  
12/9/2004   Post a comment
The encapsulated Switch Mode and Pulse Transformers for high frequency switching applications, from Bicron, have been specifically designed to meet the high reliability demands for BIL (Basic Impulse Level) ratings at the PCB level found in power management, power control, and power conversion systems.
16 Bit Audio CODEC - for digital still cameras, voice recorders
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12/9/2004   Post a comment
Asahi Kasei Microsystems (AKM) introduced the AK4631, a tiny, low-power consumption 16 bit mono A/D and D/A audio converter for digital still cameras and voice recorders
Synchronous buck regulator is Intel xScale Power Manager in QFN package
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12/8/2004   Post a comment
Linear Technology Corporation announces the LTC3445, a compact, high efficiency xScale microprocessor power supply in a 4mm x 4mm QFN package. The synchronous buck regulator can deliver up to 600mA of output current with efficiencies of up to 93%.
Focus on D/A converters: D/As ride LVDS to gigasample realm
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12/8/2004   Post a comment
As signal-processing requirements increase in speed and complexity, system designers require data converters that can synthesize high-quality signals at much higher frequencies than ever before. Fujitsu Microelectronics America Inc. and Analog Devices Inc. are meeting these needs using low-voltage differential-signaling (LVDS) inputs to boost sampling rates in digital-to-analog converters. Find out if other companies are building these products.
Philips launches only low power I²C general-purpose I/Os with interrupt output and reset input
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12/8/2004   Post a comment
Royal Philips Electronics introduced a series of I²C-bus controlled push-pull general-purpose input/outputs (GPIOs) that tout reduced power consumption for portable applications, as well as interrupt output and reset input functions.
Where should that diode go?
Articles  
12/8/2004   1 comment
Using a pulse width modulator to drive a solenoid allows a significant reduction in power dissipation but it can cause a great deal of noise. Bill Klein is back with new report for his popular trouble-shooting column, "A call I took last week."
Device reduces unwanted noise in microprocessor-based equipment
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12/6/2004   Post a comment
The Ground Transient Terminator (GTT) from 9 Corp sets a new standard for electrical transient and surge suppression for electronic equipment.
Integrated power over Ethernet solution offers four independent ports
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12/6/2004   Post a comment
The next-generation power management IC from TI simplifies the design of IEEE 802.3af-compliant power source equipment. The quad-port power manager supports operation at -40° to +125° C for a wide range of commercial, industrial and military applications.
Fairchild's video filter/drivers improve image quality
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12/6/2004   Post a comment
Fairchild Semiconductor Inc.'s family of highly integrated video filter/drivers boost image quality in DVD, LCD, TV, set-top box and other digital consumer products.
Freescale enters the DDR-2 memory market with a PLL clock driver
Articles  
12/6/2004   Post a comment
Today marks two firsts for Freescale Semiconductor — this is the company's first product introduction following its official extrication from Motorola Inc. (Schaumburg, Ill.) on December 2 — and this is its first product aimed at the DDR-2 memory module market.
Ultracapacitor modules ease integration of alternatives to batteries
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12/6/2004   Post a comment
Maxwell Technologies introductes 15-volt ultracapacitor packs and modules that provide easy-to-integrate energy storage and power delivery solutions for a wide range of consumer and industrial electronics and transportation applications.
Pericom targets multimedia video applications with analog switch solutions
Articles  
12/2/2004   Post a comment
Pericom Semiconductor Corp.'s analog video switches tout low resistance and capacitance for high bandwidth next-generation consumer multimedia video applications.




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