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2007-03-16 Powering LEDs for various lighting apps
White LED driver ICs must be able to deliver sufficient current and voltage for the specific configuration of LEDs and in a conversion topology that satisfies both the input voltage range, and required output voltage and current requirements
2009-11-24 LED driver brings new light to mobile apps
Audio synchronization enables programmable light patterns with LEDs blinking and changing colors to the beat of the music.
2004-05-18 Supertex rolls out HB driver IC
Supertex has disclosed that its HV9910 is the industry's first universal, high brightness LED driver IC
2007-07-20 RGB LED driver suits fun lighting in portable apps
ON Semi has designed a triple-output LED driver for tricolor RGB LEDs, ideal for fun lighting and enhanced LCD backlighting in portable applications.
2008-01-30 Programmable HB LED drivers enable greater versatility
Maxim's MAX16816 is a high-voltage, high-power HB LED driver that provides many user-programmable features through on-chip non-volatile EEPROM registers
2007-08-09 Low-noise driver powers nine cellphone LEDs
Linear Technology's LTC3219 low noise LED driver for cellphone displays and lighting provides nine individually configurable current sources for main, sub- and RGB displays
2010-09-29 LED lighting solutions for demanding applications on display
ON Semiconductor bares new products for wide range of LED needs
2009-05-11 LED flash drivers offer design optimization
CAP-XX Ltd is introducing supercapacitor-optimized LED flash drivers from several power management IC companies to optimize the design of high-power LED flash units for high-resolution camera phones and digital cameras
2009-11-25 LED drivers improve energy efficiency in LCD TVs
Intelligent control of LED current sinks in direct/matrix backlight applications gives truer blacks and improved contrast
2010-07-02 LED drivers cut need for external Schottky diode
IXYS Corp. has released the LDS8710/11, LDS8720/24/26 inductor-based, high-efficiency LED driver family that eliminates the external Schottky diode normally used in the rectification loop
2011-03-08 LED driver touts current accuracy
Supertex presents the HV9971, a patented, isolated, constant current LED driver for solid-state lighting applications.
2006-09-11 LED driver needs no external MCU, switch-mode converter
Maxim said its new LED driver has a unique architecture that eliminates the need for external controllers
2010-02-26 LED driver integrates power factor correction
The ICL8001G LED driver from Infineon enables up to 90 percent efficiency and is the only primary controlled off-line LED drive with integrated Power Factor Correction
2009-02-12 LED driver extends battery life in mobiles
Advanced Analogic Technologies Inc. has launched the AHK3292 two-channel LED driver for LED indicators and LCD or keyboard backlighting in entry level mobile products
2008-01-17 LED driver allows independent control of 18 LEDs
Linear Tech has announced the LTC3220/-1, an inductorless, low-noise, high-efficiency LED driver that provides 18 individually configurable LED current sources for complete flexibility in programming multiple displays
2010-02-24 LED driver achieves >0.95 power factor
ON Semiconductor has launched a new power factor corrected dimmable LED driver for residential and commercial lighting applications.
2008-12-22 HB LED driver simplifies green lighting designs
Maxim Integrated Products has developed the MAX16834, a current-mode, high-brightness (HB) LED driver for boost, buck-boost, SEPIC and high-side buck topologies
2008-10-24 HB LED driver enables green lighting for automotive apps
Maxim Integrated Products has released the MAX16826 programmable, four-string high-brightness (HB) LED driver for white, RGB, and RGB-plus-amber LED configurations
2013-04-19 Grasping power factor and solid state lighting
In order to effectively design an LED-based luminaire, designers need to understand power factor, the impact of LED drivers on it, and the different techniques for cost-effectively integrating power factor correction in the LED driver design
2008-10-16 EMC issues for hysteretic converters in LED driving
The use of LEDs in a wide range of lighting applications is rapidly increasing. In order to maximize the efficiency improvements that the LEDs offer they must be driven from switching regulators rather than power hungry linear circuits. One of the most versatile inductive switching topologies is the hysteretic converter. To ensure these converters are used effectively in a fully EMC compliant manner their limitations must be understood
2013-02-19 Display backlighting dethroned by general lighting market
Strategies Unlimited estimates that LED replacement lamps and luminaires will reach $11.72 billion and forecasts it to grow at a CAGR of 12 per cent over 2012-2017
2006-10-26 Catalyst offers LED driver for Movie/Flash mode apps
Catalyst Semiconductor Inc. has announced the availability of a high power, 500mA inductive boost LED driver for Movie/Flash mode applications
2011-11-11 Application guidelines for UBA3077HN LED driver
Here are application guidelines for a 3-channel LED boost mode driver for lighting and LCD backlighting applications
2011-05-24 6W LED driver designed for indoor lighting
Phihong releases the PDA006X-700C-H, a 6W LED driver for indoor lighting applications.
2006-03-31 White LED drivers feature dual-gain architecture
National Semiconductor introduced three new inductorless white LED drivers for display backlighting in cellphones, PDAs, portable gaming devices and MP3 media players
2004-12-06 White LED driver provides 92 percent efficiency
Linear Tech released a fractional charge pump, high current white LED driver that delivers up to 1A of LED current
2005-08-10 White LED driver includes programmable oscillator frequency
National Semiconductor has launched an inductive-boost series white LED driver that features programmable oscillator frequency
2005-08-24 White LED driver delivers 500mA
Linear Technology rolled out a fractional charge pump, white LED driver that delivers up to 500mA of LED current
2011-02-03 Tyco Electronics' Nevalo solution aids lighting suppliers
The Nevalo system takes the technical complexity out of the LED design and manufacturing process, thus helping lighting fixture suppliers mix and match the right components to create new LED lightings
2009-12-18 TSMC unveils BCD process for LED drivers
The new technologies feature a voltage spectrum running from 12V to 60V to support multiple LED applications
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