Lighting

Triple Step-Down LED Driver

The LT3597 from Linear Technology ((Milpitas, CA) is a 60-V triple step-down LED driver capable of achieving 10,000:1 digital PWM dimming at 100 Hz with fast NPN current sources driving up to 10 LEDs in each channel. LED dimming can also be achieved via analog control of the CTRL1-3 pin.

Posted in: Power Supplies, Power Management, Energy Efficiency, Lighting, LEDs, Products, GDM

Read More >>

LED Drivers

XP Power (Sunnyvale, CA) has released the DLG series of constant voltage and constant current LED drivers for a range of outdoor lighting, security, and machine vision applications. The IP67-rated waterproof units are highly efficient, up to 90%, and generate less waste heat than competitor products - resulting in an extended operating lifetime.

Posted in: Energy Efficiency, Energy, Lighting, Products, GDM

Read More >>

Constant-Current Regulators

ON Semiconductor (Phoenix, AZ) has expanded its portfolio of constant-current regulators (CCRs) to include the NSI50350A. The simple and robust device is designed to provide a thermally-efficient and cost-effective alternative to passive/discrete components or driver IC solutions for current regulation of LEDs.

Posted in: Energy Efficiency, Energy, Lighting, Products, GDM

Read More >>

Inexpensive, Efficient 60-W LED Bulb

Lighting Science Group (Satellite Beach, FL) and Dixon Technologies India Pvt. Ltd (New Delhi, India) have announced that a high-performance, sub-$15 omnidirectional 60-watt equivalent A19 LED bulb will be available in India by the end of the year and will be sold worldwide early next year.

Posted in: Energy Efficiency, Energy, Lighting, Products, News, GDM

Read More >>

Illumination Design and Analysis Software

Synopsys, Inc. (Mountain View, CA) introduces version 7.2 of its LightTools® illumination design and analysis software with features that will help users graphically analyze simulation results, compute important metrics when designing for the lighting industry, iteratively design with CAD software, and improve the efficiency of luminaire and solar designs.

Posted in: Solar Power, Energy Efficiency, Energy, Lighting, Products, GDM

Read More >>

UV LEDs

Lumex (Palatine, IL) has expanded the QuasarBrite™ UV family of LED technologies to include three new standard wavelengths, and announces the availability of custom UV LED arrays. The RoHS-compliant QuasarBrite UV LEDs are now available in standard 355nm, 365nm and 377nm wavelengths in a through-hole format.

Posted in: Energy Efficiency, Energy, Lighting, Products, GDM

Read More >>

Driver Powers 32 Strings of LEDs

iWatt (Los Gatos, CA) introduces the iW7032 LED backlight driver to power up to 32 parallel strings of LEDs for high-performance direct and segment-edge LED TV backlighting. iWatt’s adaptive switching technology solves the thermal problems of driving multiple parallel strings of LEDs, where a significant amount of wasted power typically heats the inside of an LED TV.

Posted in: Energy Efficiency, Energy, Lighting, Products, GDM

Read More >>