LED Lighting Press Photos

National Semiconductor Introduces New High-Brightness LED Driver with Temperature Management Control

September 21, 2009 - New LM3424 LED driver with temperature management control from National Semiconductor drives high-brightness LEDs in a variety of indoor, outdoor and automotive applications. Supported in National’s WEBENCH® LED Designer, its temperature management control, thermal foldback, enables lighting designers to quickly and easily design a reliable thermal system

Press Release     Press Photo: TIF (21.5MB)   JPG (2MB)

National Semiconductor’s White LED Driver with Dynamic Backlight Control Reduces Power Consumption of Portable Displays up to 55 Percent

August 24, 2009 - Industry’s smallest white LED driver from National Semiconductor with dynamic backlight control reduces power consumption of portable displays up to 55 percent. LM3530 boost converter enables better picture contrast and longer video playback in portable displays.

Press Release     Press Photo: TIF (5.5MB)   JPG (0.8MB)

National Semiconductor Introduces Industry’s First High-side Dual LED Flash Driver

June 29, 2009 - Industry’s first high-side light-emitting diode (LED) driver enables dual LED operation for the camera flash function in portable, battery-powered multimedia devices. National’s PowerWise LM3554 drives one or two high-current LEDs for flash applications in handheld devices such as mobile phones, smartphones and portable scanners.

Press Release     Press Photo: TIF (5.5MB)   JPG (0.8MB)

National Semiconductor Celebrated 50 Years of Industry Leadership and Launched Sixth Decade Focused on Energy

May 27, 2009 - Today, National Semiconductor Corp. is celebrating its 50th anniversary. National’s story is one intricately woven into the history of the high-tech industry. When the company was founded, computers were the size of buildings, telephones were wired to walls, televisions were boxes filled with tubes and humans had not yet left the earth’s atmosphere. National’s many technological innovations have shaped the industry and left their mark on the world.

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National and Nuventix Introduce New Reference Design for LED Bulbs

May 5, 2009 - National Semiconductor Corp. (NYSE: NSM) and Nuventix, Inc. today unveiled a new electronic drive and thermal management reference design that simplifies development of high-brightness light-emitting diode (LED) bulb fixtures that replace incandescent or compact fluorescent light bulbs in standard sockets.

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National Semiconductor Introduces Industry’s First TRIAC Dimmable LED Driver with Both Full-range and Flicker-free Dimming

February 17, 2009 - National Semiconductor's TRIAC Dimmable LED Driver Provides Flicker-Free, Full-range Dimming.

Press Release     Press Photo: TIF (5.7MB)   JPG (1.0MB)

National Semiconductor Introduces Industry’s First Common-Anode, Current-Mode, High-Brightness LED Driver with PWM Dimming

October 24, 2007 - National Semiconductor's LM3433 is the industry's first common-anode, current-mode, high-brightness light-emitting diode (LED) driver with pulse-width modulation (PWM) dimming.

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National Semiconductor Announces Highly Integrated, High-Brightness LED Drivers with Wide Input Voltage Range for Industrial and General Illumination Applications

October 22, 2007 - National Semiconductor's Highly Integrated LM3401 and LM3405A High-Brightness LED Drivers with Wide Input Voltage Range Feature Constant Current, Low Feedback Voltage for Industrial and General Illumination Applications.

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National Semiconductor’s LED WEBENCH Tool Helps Engineers Select From Hundreds of High Brightness LEDs and Design Power Supplies in Minutes

October 22, 2007 - National Semiconductor's light-emitting diode (LED) WEBENCH® online design environment helps engineers select from and design with more than 200 high-brightness LEDs in minutes.

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National Semiconductor Introduces Smallest LED, OLED Display Drivers for Mobile Devices with up to 90 Percent Efficiency

October 3, 2007 - National Semiconductor's new LM2755 LED driver, LM2757 inductor-less switched capacitor boost regulator and LM4510 high-voltage boost regulator are tiny system solutions that extend battery life and enable next-generation visual effects in portable media devices.

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National's new RGB LED drivers provide better colors on the display and lower power consumption compared to white LEDs. Available in a 25-bump micro SMD package, the LP5520 produces a true white light over a wide temperature range while improving the color gamut from 70 percent up to 100 percent of the National Television System Committee (NTSC) standard.

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National Semiconductor Introduces World’s Smallest, Fully Integrated Flash LED Driver

October 31, 2006 - LM2754 flash LED driver from National Semiconductor features low input noise, adjustable output power control and automatic LED shutdown.

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National Semiconductor Introduces New Family of LED Drivers to Power High-Brightness LEDs

October 17, 2006 - National Semiconductor's Family of LED Drivers Provide Constant Current and Feature Low Feedback Voltage to Minimize Power Dissipation in Industrial and Automotive LED Applications.

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National Semiconductor’s New Lighting Management Units Drive up to 20 Series-Connected LEDs in Cell Phones, Other Handheld Devices

June 26, 2006 - National Semiconductor's LP3958 and LP5526 highly integrated lighting management units (LMUs) include a high-voltage boost converter and programmable constant-current driver to control up to 20 series-connected LEDs in display backlights, and keypad, RGB and camera flash LEDs.

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National Semiconductor’s Three New Inductor-less White LED Drivers Feature Dual-gain Architecture for Highest Efficiency in Portable Devices

March 27, 2006 - National Semiconductor's new LM27951, LM27952 and LM27964 inductor-less white LED drivers significantly reduce the size of LED lighting solutions, while providing highly efficient switched-capacitor technology to extend battery life in portable devices.

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