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2010-09-29 LED lighting solutions for demanding applications on display
ON Semiconductor bares new products for wide range of LED needs
2010-10-06 LED drivers promise more vibrant LCD TV images
austriamicrosystems says new LED driver ICs more efficient, offer fine control over brightness
2010-05-31 LED driver improves high-brightness lamp reliability
Diodes Inc. has introduced a multi-topology LED driver IC designed to increase the reliability of high brightness lamps in automotive, industrial, and commercial lighting systems
2013-02-04 Intersil unveiled single-ended LED driver controllers
Geared for industrial and commercial lighting systems, the ISL1903 and ISL1904 support single-stage conversion of the AC mains to a constant current source with power factor correction.
2014-01-03 How to simplify LED driver development
Know how to develop an LED driver system based on highly integrated LED driver modules and how several drivers can be interconnected for PWM dimming
2013-10-30 Functions of 60V high current LED driver
Read about a 60V synchronous, step-down DC/DC controller designed to regulate LED current at 20A with PWM dimming
2006-12-12 Driver controller targets high-power LED apps
Maxim Integrated Products has introduced a high-efficiency LED-driver controller for projection and lighting applications that use next-generation high-power LEDs.
2008-02-29 700mA/1 A buck boost LED driver using FETs, high side current sensing and a NCP3063 controller
This application note will focus on driving 3 to 6 LEDs, at a regulated 700 mA/1 A, from low voltage DC or AC sources commonly used in lighting applications at power levels to 20 W.
2008-01-31 350mA buck boost LED driver using bipolar junction transistors, high side current sensing and a NCP3063 controller
This application note and associated demo board will focus on driving multiple LEDs, at a regulated 350mA, from low voltage DC or AC sources commonly used in lighting applications.
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
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
2012-03-29 TI's LED driver boasts primary side sensing, PFC
The TPS92310 AC/DC constant current driver for non-dimmable LED lighting that aims to reduce cost and shrinks-to-fit high-power LED retrofit bulbs including A19, PAR30/38 and GU10
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
2005-05-26 Supertex PWM controller IC uses low noise boost-buck topology
The new HV9930 from Supertex is a variable frequency PWM controller IC designed to control an LED lamp driver using a low noise boost-buck topology.
2002-08-06 Supertex power supply controller suits lighting apps
The HV9906 enables designers to produce miniature power supplies that can drive a variety of LEDs including traffic and street lights, emergency lights, and automotive head/tail lights.
2005-08-05 Supertex LED driver IC delivers 30mA regulated output current
The new 3-pin switch-mode LED driver IC with a regulated output current of 30mA from Supertex can be operated from either a rectified universal AC line range of 85Vac to 264Vac or 20Vdc to 400Vdc
2005-03-25 ST expands LED driver IC portfolio
ST introduced a set of single-chip LED driver ICs that integrates the functions needed to drive LEDs at a constant current, set by an external resistor
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.
2005-08-03 Smallest backlight LED driver
National Semiconductor released what it touts as the world's smallest backlight LED driver that controls lighting applications in handheld devices, including cellphones, digital still cameras, gaming devices and MP3 players
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
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
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
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
2009-08-26 Offline LED driver reference design
This application note presents a reference design for a non-isolated LED driver intended to operate directly from a 400VDC input
2013-07-26 Multi-topology DC/DC LED driver for automotive lighting
The TPS92690 is an N-channel MOSFET controller with low-side current sense provides design flexibility and low electro-magnetic interference
2010-03-30 MPR121 GPIO and LED driver function
The GPIO and LED driver function can be used when not all the 12 input sensing channels are occupied for touch sensing detection, which is made possible by internal multiplexed pin structure
2002-06-11 Maxim LED display driver operates down to 2.7V
Maxim Integrated Products has introduced the MAX6952 LED display driver/controller that operates from 2.7V to 5.5V and saves 0.6W of power when driving four digits at 40mA segment current from a 3.3V supply.
2013-11-20 Match LED driver architecture with the application
Read about LED driver architectures and their impact on the performance of a lighting application
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