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2005-06-01 How to drive switching devices without losing speed
This article describes a high-voltage process for the high-side gate driver IC and the conventional high-side driver topology, and also addresses the driver IC problems
2014-01-22 Dialog rolls out AC/DC adapter for Qualcomm Quick Charge 2.0
Dialog Semiconductor teamed up with Qualcomm for high efficiency AC/DC adapter interface IC for the latter's Quick Charge 2.0 power supplies
2008-07-21 Battery charger promises faster charging for portable apps
Texas Instruments Inc. has released the bq24150, a 3MHz, switch-mode battery charge management IC for portable electronics that can be charged from an adaptor or a USB port
2008-04-09 Battery charger guards against faulty input voltages
Advanced Analogic Technologies Inc. has rolled the AAT3783, a 1A linear Li-ion/polymer battery charger IC with an integrated overvoltage protection (OVP) switch
2004-09-03 Agilent optocoupler ships in SO-8 package
Agilent introduced a new version of its industry-standard HCPL-3700 voltage/current-sensing optocoupler
2008-09-22 Touch controller highlights reliability, trims component count
Atmel's AT42QT1060 is a touch control chip that integrates 6 channels of touch sensing with the ability to drive up to 7 low current LEDs directly through a pulse width modulated (PWM) output function
2009-12-09 SR controller promises high accuracy, reliability
International Rectifier has launched the IR11672A SmartRectifier IC with advanced Minimum On Time protection circuitry for energy-efficient AC/DC power converters
2007-03-26 Power manager allows system operation while charging
AnalogicTech claims its power-management IC and intelligent battery charger continuously monitors system power needs during operation and automatically adjusts charge current accordingly, enabling it to deliver the highest possible charge current to the battery
2014-02-06 MediaTek sets sights on under-$50 wearable devices
MediaTek's "all-in-one" SoC called Aster integrates ARM7 ESJ, Bluetooth 4.0/Bluetooth Low Energy, power management IC, and memory (4MB of flash and 4MB of SRAM
2002-08-02 Maxim PWM controller delivers 60A output
Targeted for integration into high-output current and compact power supplies, the MAX5037 dual-phase dc/dc controller dissipates 2W and delivers up to 60A of output current
2010-02-22 LED driver comes with PWM dimming capability
Supertex has launched the HV9963 closed-loop LED driver IC with pulse width modulated (PWM) dimming capability designed to optimize LED performance and efficiency and extend LED life
2005-09-01 Keys to new car sensor
As electronic content in cars increases, low-cost, reliable sensing systems become even more important
2009-12-10 IXYS buys Zilog for $62.4M
Power IC provider IXYS Corp. has entered into a definitive agreement to acquire Zilog Inc., a supplier of application specific, embedded microcontrollers
2013-03-18 Imec offers fully integrated silicon photonics platform
The platform claims to enable cost-effective R&D of silicon photonic ICs for high-performance optical transceivers (25Gb/s and beyond) and optical sensing and life science applications
2007-10-01 Handset interface taps capacitive sensors
The capacitive-sensing user interface is beginning to emerge as a practical and innovative upgrade for mechanical buttons in mobile handsets. When a handset is enabled with touch sensors, handset makers obtain exciting new look-and-feel options for their designs
2005-02-09 Hall-effect sensor provides accuracy in harsh environments
TT Electronics OPTEK Technology developed a rugged Hall-effect sensor capable of delivering accurate position sensing over a wide range of temperatures
2008-05-20 Gate driver boosts robustness, reliability in motor drives
International Rectifier has introduced a rugged 600V three-phase gate driver IC for low-, mid- and high-voltage motor drive applications
2009-11-13 Dual-output DC/DC controller offers up to 12 phases
A differential amplifier provides true remote output voltage sensing of both the positive and negative terminals
2008-03-15 Design considerations for three-phase power factor correction
The need for the current waveform to track the voltage on a three-phase power system leads to a second set of requirements, in addition to those for a single-phase power factor correction system
2006-10-31 Charge pump optimizes white LED flash apps
AnalogicTech has created the AAT3170 charge pump IC by combining a flash timer and high flash current drive with 32-step digital current control
2007-08-02 USB/AC battery charger ICs leave compact footprint
AnalogicTech's new line of USB/AC battery charger ICs integrate various features into a highly compact footprint and require just a single external component.
2006-05-02 SPM devices are for full-switching PFC
Fairchild Semiconductor introduced three new smart power modules designed for full-switching power factor correction in motor drive applications
2011-02-23 Smart meter chipsets increase accuracy
STMicroelectronics' STPMC1 and STPMS1/S2 polyphase metering chipsets for modular smart meters support 50-60Hz IEC and ANSI standards for up to 0.2-class AC Watt meters.
2006-07-06 Ref design optimizes six-channel, Class D audio amp
International Rectifier's IRAUDAMP3 Class D audio reference design is a six-channel, 120W half-bridge Class D audio power amplifier.
2009-10-23 PWM controllers power DDR3 DIMMs
The IR3522/IR3506 chipset tracks accurately and enables margining between VDDQ and Vtt outputs.
2010-09-16 New product line for next-gen computing unveiled
ON Semiconductors' platform solutions for 2nd-gen Intel Core processors includes advanced controller ICs for CPU voltage regulation, switches for high-bandwidth communications
2013-10-22 Magnetic sensor revenue to rise by 6% this year
Driven by the automotive sector, the magnetic sensor market is predicted to reach $1.73 billion at year-end, stated IHS.
2005-12-14 Linear Tech step-down controller powers Sun processors
Linear Technology introduced a PolyPhase synchronous step-down controller with integrated MOSFET drivers and an on-board 5-bit digital interface designed to power Sun Microsystems' new generation of processors.
2002-05-17 Linear Tech controller powers AMD Hammer CPUs
Designed for use in AMD's 64-bit SledgeHammer and ClawHammer CPUs, the LTC3719 synchronous step-down controller integrates four MOSFET drivers that are capable of driving substantial gate capacitance.
2004-07-12 IR unveils reference design for ac-dc power supply circuits
IR announced the availability of the IRISMPS4 reference design for flyback topology ac-dc power supply circuits commonly found in consumer electronics.
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