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2003-12-16 Zetex LED drivers add true analog dimming
Zetex has launched what it claims is the first white LED driver with the option of an integrated true analog dimming mode, offering a noise-free alternative to pulsed dimming control.
2005-08-17 Young ECC unveils white LEDs based on non-YAG tech
Components distributor Young ECC Electronics is unveiling new lines of white LEDs that are based on non-yttrium aluminum garnet (non-YAG) phosphor technology
2008-04-08 Will LED-backlit LCD TVs break into mass market
Stunningly clear pictures are produced by LED-backlit LCD TVs, enabled by Dolby Laboratories' High Dynamic Range (HDR) technology. Unclear, though, is how much consumers will have to pay for that kind of picture quality
2005-06-01 Wide-input voltage SEPIC drives high-power white LEDs
What are the advantages white LEDs have over more conventional lighting
2005-06-30 White-LED driver touts innovative brightness control
Micrel points to its MIC2297, a PWM boost regulator that's optimized for driving 10 white LEDs in series, for its innovative brightness control circuitry, which in addition to conserving power also helps to cut noise and EMI
2006-04-17 White-LED chips lit for efficiency race
Nichia has developed a white-LED chip with 100lumen/watt efficiency, with volume production expected this year.
2008-02-21 White multichip LEDs dissipate heat efficiently
Allegro has announced a new series of white multichip LEDs that achieve enhanced thermal dissipation through the incorporated heat sink on the bottom of the package
2008-12-19 White LEDs with InGaN/TAG suit automotive apps
Vishay Intertechnology Inc. has launched what it claims to be the first series of high-intensity white power SMD LEDs in the CLCC-2 flat ceramic package to offer InGaN/TAG on sapphire technology
2007-03-09 White LEDs tout higher light-delivery efficiency
Since the GaN substrates and light-emitting layer in Panasonic's high-power white LEDs have the same refractive index, its light delivery efficiency is over 1.5 times that of conventional sapphire-based LED element.
2010-02-09 White LEDs provide 300K/W thermal resistance
Vishay Intertechnology Inc. has developed power surface-mount white LEDs optimized to provide very low thermal resistance down to 300K/W and power dissipation up to 200mW
2007-11-21 White LEDs outshine light bulbs
An international team of researchers demonstrated the first white LEDs to achieve a high CRI that could pave way to the adoption of white LEDs to replace incandescent bulbs and fluorescent tubes
2012-02-10 White LEDs offer up to 148lm/W at 85C
Cree's XLamp XT-E white LED comes in a 3.45 x 3.45mm footprint and claims push LED adoption and lower cost.
2008-09-29 White LEDs enable optimum optical power
Vishay Intertechnology has released what it claimed as the industry's first high-intensity white power SMD LEDs in CLCC-6 and CLCC-6 flat ceramic packages to offer InGaN/TAG on sapphire technology for high optical power from 2,240mcd to 5,600mcd
2008-07-28 White LEDs come in CLCC-2 flat ceramic package
Vishay Intertechnology Inc. claims the industry's first series of high-intensity white power SMD LEDs in the CLCC-2 flat ceramic package
2012-03-06 White LEDs boast brightness of 33,500mcd
Featuring luminous flux from 67.2-113.6lm, the 1W Little Star LEDs from Vishay are designed for a high current drive of up to 350mA.
2006-03-28 White LED touts high brightness, small size
Vishay Intertechnology Inc. offers a small and bright white MiniLED in a low-profile 2.3-by-1.3-by-1.4mm package
2008-07-02 White LED shines bright, promises long life
Malaysia-based SMT LED manufacturer Dominant Semiconductors Sdn Bhd is offering now a brighter white LED in the DomiLED product range (DDW-PJG).
2007-03-29 White LED promises up to 50,000hrs operation
Dominant Semiconductors has unveiled the new Power DomiLED white LED that promises a lifetime of up to 50,000hrs.
2007-07-24 White LED package achieves ultralow profile of 1.5mm
Designated the OVS5WBCR4 Series, the 0.5W surface mount white LED package from TT Electronics Optek Technology, features an ultra-low profile of just 1.5mm.
2005-09-07 White LED offers high luminance
Dominant Semiconductors launched a new range of white LEDs that offers "high luminance and durability," promising superior performance in different illumination apps
2010-07-22 White LED flash driver improves camera phone picture quality
ADI introduces the ADP1650, a 500-mA LED flash driver sharpens picture quality in camera-enabled cell phones
2007-04-24 White LED drivers suit dual-display phones
Suited for dual-display architectures including clamshell phones, the SP6415 white LED driver from Sipex can be configured to automatically turn off the sub-display when the phone is open.
2007-06-20 White LED drivers offer 90% efficiency
Vishay Intertechnology Inc. releases two new 1.25MHz current-mode boost converters optimized for white LED 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.
2006-08-16 White LED drivers enable independent brightness control
National's new highly integrated, charge-pump-based, constant-current white LED drivers are suited for single- or multidisplay backlighting in portable consumer products and handsets.
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.
2008-10-27 White LED driver suits up for automotive displays
Rohm Electronics white LED driver IC (BD8113EFV-E2) provides constant current for white LED backlights in medium- to large-format TFT-LCD automotive displays.
2008-06-23 White LED driver shines in notebook LCD displays
TI introduces a six-channel, 40V white LED driver with a built-in, high-efficiency boost regulator and 1.5-A FET.
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.
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