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2005-06-10 Using the TPS61042 white-light LED driver as a boost converter
Although designed to be a white-light LED driver, the TPS61042 can be configured as a discontinuous, hysteretically controlled boost converter with a 500-mA peak switch current
2007-03-27 WLED driver features integrated Schottky diode
Linear Tech's LT3591 white LED driver features an integrated Schottky diode on chip, eliminating both the added cost and space required by an external diode
2008-02-01 WLED driver enables large LCDs in portable apps
By driving up to 10 WLEDs in a serial string, AnalogicTech's new boost converter simplifies the use of larger LCD panels in battery-powered portable devices.
2009-09-22 White LED driver targets LCD backlights
TAEC's new 60V power MOSFET driver is designed for white LEDs to be used in LCD panel backlight applications
2005-12-30 White LED driver tailored for portable CE apps
ON Semiconductor unveiled a white LED driver designed to drive high brightness LEDs in torch or flash applications for camera phones and other portable consumer electronic devices
2006-03-08 White LED driver integrates Schottky diode
Linear Technology announced the LT3491, a constant current white LED driver, which features an integrated Schottky diode on-chip
2007-11-16 White LED driver features auto brightness adjustment
ROHM has begun sampling the BD6095GUL, touted to be first white backlight LED driver capable of automatic brightness adjustment of LCD backlights based on ambient brightness
2006-03-07 White LED driver delivers 120mA output current
Allegro MicroSystems unveiled a new high efficiency charge pump white LED driver that promises a simple, low-cost white LED driver solution for portable electronics display applications
2007-02-16 Ultrasmall camera flash LED driver loads 700mA
austriamicrosystems has launched an ultrasmall, fully integrated 700mA charge-pump-based flash LED driver
2010-02-04 Two-string HB LED driver packs complete fault protection
Maxim Integrated's MAX16838 two-string HB LED drivers is able to optimize conversion efficiency and provide complete fault protection and allow a 5000:1 dimming range
2007-10-16 Tiny LED driver powers 10 50mA LEDs
Linear Technology has announced the LT3590, a 48V, buck mode DC/DC converter designed to operate as a constant-current LED driver
2011-01-19 Temp sensor IC enables efficient LED lighting
Seiko Instruments Inc. (SII) launches the S-5855A Series of pulse width modulation (PWM) output temperature sensor IC for LED lighting designs
2014-06-11 Techniques for enabling dimmable LED bulbs
Many LED lamps are advertised as dimmable, however in reality the performance of many of them is unimpressive with varying results depending on the dimmer used and loading of the circuit
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
2013-08-14 SSL LED driver integrates boost, flyback converters
The iW3623 from Dialog Semiconductor offers a universal 100-277VAC input range and output power up to 45W.
2013-06-10 SSL extends lifespan of LED bulb
Solid-state lighting can lengthen an LED bulb's lifetime by managing internal thermal conditions in closed lighting fixture
2007-05-11 Small LED drivers target portable apps
Micrel Inc. claims to have developed the industry's tiniest and most powerful LED driver for portable applications that enables designers to enhance integrated cameras with a high-brightness LED flash while keeping board space and battery life to minimum levels.
2010-08-26 Small dot-matrix LED driver boasts power savings
austriamicrosystems' AS1119 dot-matrix LED driver requires small space, longer battery life, smoother animations
2013-02-18 Shifting from CCFT- to LED-backlit LCD modules
Learn about the various advantages of LED backlights over cold cathode fluorescent tubes for displays
2012-12-18 Semtech unveils HB LED driver platform
The SC5014 and SC5014A use a tiny, 2.2æH, 1mm height inductor that the company said enables the design of ultra-thin displays while extending battery life
2013-01-29 Save power in LCD TVs with LED driving techniques
New design techniques in LED driver circuits promise to deliver significant energy savings that will go a long way to helping TV manufacturers meet the tough requirements for power consumption
2009-11-27 Ref design eases high-efficiency LED apps dev't
ON Semiconductor GreenPoint reference designs that will speed and simplify the development of high-efficiency LED-based lighting applications
2010-09-22 Quad-mode LED driver powers ultra-low-power applications
New LED driver features quad-mode charge pump for high peak efficiency
2011-06-15 Power IC allows low cost, small size LED driver
Exclara has released the Exclara HVX family that enables low cost, small size LED driver solutions while improving efficiency, power factor and quality.
2011-02-15 PFC LED driver IC designed for space-constrained apps
iWatt debuts its first power-factor-corrected (PFC) LED driver IC with primary-side-regulated, leading- and trailing-edge-dimmable, AC/DC Digital PWM Controller
2012-12-10 Options for powering LED luminaires
Workarounds required to meet the requirements of electromagnetic compatibility can harm the reliability and efficiency of power circuits in LED luminaires
2003-07-09 NPC samples white LED drivers for portable apps
Nippon Precision Circuits has started sample shipments of their white LED driver ICs - SM8120, SM8121AH, and SM8130
2008-03-05 No-noise LED drivers suit low-cost portable devices
Leadis Technology's new family of no-noise, 4-channel white LED drivers target a new generation of low-cost handsets and portable products that use lower-VF white LEDs and lower-cost TFT-LCD modules
2005-09-02 New LED driver from austriamicro
austriamicrosystems extended its LED driver family with the release of the AS3691 4x400mA LED driver, designed for the fast-growing high and ultra high brightness LED application market
2004-11-16 National LED IC drivers suit handheld apps
National announced a new family of LED IC drivers designed for portable handheld devices such as cellphones, smart phones, GPS and PDAs
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