Linear Technology Corp's new LT3755 LED controller has a 4.5 to 40V input-voltage range. It drives external FETs to illuminate as many as 14 1A white LEDs from a nominal 12V input, delivering in excess of 50W. The part uses a high-side-current sense, enabling designers to use it in boost, buck, buck-boost, SEPIC (single-ended-primary-inductance-converter), and flyback topologies. The LT3755 can deliver efficiencies of more than 94% in boost mode. A frequency-adjustment pin permits the user to program the frequency between 100kHz and 1MHz.

Optek Technology offers a complete series of 1W single-LED assemblies on metal-core PCBs. Designated the OVTLZ Optimal I Star Series, the assemblies consist of OPTEK's Lednium Series 1W LEDs, which offers long life and low thermal resistance (<2°C/W)—integrated with a thermally-conductive heat spreader substrate to achieve an overall thermal resistance of 4.9°C/W from LED junction to an additional heat sink.

Unimar Inc., based in Clay, N.Y., has debuted the Dialight LED Beacon with integrated photocell and synchronized flasher, which uses GPS technology to flash obstruction lights in unison. This pattern is designed to be particularly suitable for a wind turbine farm and is in compliance with Federal Aviation Administration (FAA) requirements that state that all light fixtures on the turbines should flash in unison.

16-channel LED driver improves full-color video displaysTexas Instruments Incorporated (TI) has introduced a 16-channel, 50 mA constant-current sink LED driver, with an input voltage of up to 17 V. The TLC5943's integrated enhanced spectrum pulse-width modulation (PWM) improves image quality and reduces flicker noise in monochrome, multicolor and full-color LED displays, as well as LED signboards and display backlighting. Each of the TLC5943's 16 channels has an individually adjustable 16-bit

V•I Chip, Inc., has announced a constant current (CC) PRM regulator demonstration board. The new product is suitable for light emitting diode (LED) applications such as street & stadium lighting, high-end projectors, active outdoor advertising and architectural installations.The board provides a precisely regulated current as required for direct-drive multi-LED applications where the intensity and brightness are controlled by regulating the current through the LEDs.

Marl Optosource has announced the addition of a range of high power LED drivers to complement Lamina’s TitanTurbo, believed to be one of the world’s brightest LED light engines. LED light engines can now match the luminosity of a 100W tungsten bulb – but this new generation of products imposes a much heavier load on the drive electronics. As a result Marl has introduced a new solution capable of driving an LED drawing 5A at 12Vdc, and able to withstand an input inrush current of up to 40A.

China (mainland)–Dongguan City Yutong Bulbs Products Co. Ltd is offering an LED flashlight bulb that can have a screw-on or bayonet-type E10 or P13.5S base.The product’s operating voltage is between 1.5 and 8V. The rated power is within 0.1 to 1.2W.Specifications on the design and size are accepted.A 15x15x3cm box contains 100 units. Fifty boxes are placed in an export carton.

Nexxus Lighting Touts 95 Lumens per Watt LED Lamp Line Nexxus Lighting showcased its new LED lamp line at LIGHTFAIR International 2008 in Las Vegas, Nevada USA. The company boasts that the line of lamps has an efficacy of 95 lumens per watt. LED lamps are part of Nexxus' new Array Lighting brand. The Array Lighting LED lamp line features the company's patent-pending Selective Heat Sink technology, which the company says lowers thermal resistance to record levels, and produces the lowest power, highest efficacy LED lamps on the market.

Endicott Research Group (ERG), specialist in power solutions for LCD backlights since 1979, has released two new high-efficiency, low-profile Smart Force(TM) LED driver boards as standard products for a wide range of industrial and medical LCDs.

Smart Force(TM) boards with less than 5 mm height provide compact solution for customers who are backlighting LCDs up to 15 in. diagonal. They offer full function power supplies and brightness stability over wide input voltage and can power up to 6 LED strings. SFDE Series measures 1.11 x 3.10 in., and offers 10-20 V input voltage range with external PWM dimming to 500:1, while SFDM Series measures 0.96 x 2.19 in., and has 8-20 V input voltage range with external PWM dimming to 250:1.

Architecturally inspired solid state lighting fixtures to be unveiled at LIGHTFAIR International ilumisys, Inc. is unveiling a new line of five elegantly designed, contemporary LED lighting fixtures that exploit the unique characteristics of solid state lighting. Four of the Designer Series luminaire creations are pendant fixtures; the other is a table lamp.The ilumisys Designer Series meets the public next week at LIGHTFAIR International in Las Vegas (booth #2967).

Cree, represented by Cutter Electronics in Australia, has announced that it is demonstrating the new addition to its XLamp LED family—the XLamp MC-E LED—at LIGHTFAIR International in Las Vegas, N.V. The multi-chip XLamp MC-E being demonstrated retains the same 7mm x 9mm footprint as Cree's existing XLamp XR family LEDs while providing four times the light output of the existing XR-E.

Bright View Technologies, Inc., a market leading developer of microstructure-based optical films for display and lighting applications, announced today it has begun shipment of its ACEL™ light management films for light emitting diode (LED) based lighting applications. The new ACEL™ films delivers highly efficient light transmission while providing multi-point light source mixing and the appropriate far-field light distribution that is enabling for emerging multiple LED based lighting fixtures.

Delivering high performance lighting with color temperatures similar to that of incandescent, Cylindrix II LED can be track, canopy, or busway mounted. Life at 70% of initial lumen output is rated at 50,000 hr. Construction includes die-cast lens bezel, lamp, and ballast housing along with die-cast aluminum heat sink with machined face. Designed with architectural look, units feature lockable vertical tilt (0~90°) and 360°rotation for precise aiming.

The new CERAMOS(TM) Reflector LED from OSRAM Opto Semiconductors provides unprecedented high brightness and power in a very small package, the ideal solution for backlighting mid-size (5"-20") LCDs. Specifically designed for light guide-based backlighting of displays in high ambient light conditions, such as those found in today's TFT displays, automotive dashboards and aircraft cockpits, the slim profile of the CERAMOS(TM) Reflector LED is well suited for in-coupling into light guides as thin as 2 mm.

Suited for in-coupling into light guides as thin as 2 mm, Ceramos(TM) Reflector LED is used for backlighting 5-20 in. LCDs used in high ambient light conditions. ThinGaN® LED technology allows operation at optical efficiency of 70 lumens/W at 80 mA. With 50,000 hr life and up to 150°C operating temperature, unit comes in 2.3 x 3.2 x 0.8 mm SMD ceramic package. Mercury-free and RoHS-compliant CERAMOS(TM) can also be used for camera flash and strobe lighting.

Extends Lighting-Class XLamp LED Performance With Multi-Chip PackageCree, Inc. (Nasdaq:CREE), a market leader in LED lighting, announces that it is demonstrating the newest addition to its industry-leading XLamp(r) LED family -- the XLamp MC-E LED -- at LIGHTFAIR International in Las Vegas, N.V., May 28-30, 2008.  

NTE Electronics, Inc. has added LED tubing to its expansive line of optoelectronic devices. These new flexible tubes come in an assortment of colors including: blue, green, red, white, amber, and red/white/blue. Each tube contains 15 super bright LEDs that are encased in a flexible clear encapsulate. Measuring approximately one foot long, up to 15 individual tubes can easily be connected in series and powered by just one 12VDC power supply. NTE's LED tubing is easy to install and is ideal for a variety of applications:

Available in blue, green, red, white, amber, and red/white/blue colors, LED tubing contains 15 bright LEDs that are encased in flexible clear encapsulate. Measuring approximately 1 ft long, up to 15 individual tubes can be connected in series and powered by one 12 Vdc power supply. Available accessories include multi-strip surface mount connector, surface mount multi-strip L connector, rotatable mounting clip, multi-strip electrical connector, and power supply adapter.

Triangle Digital INX Co. (TDI), a member of INX Digital, has stepped up the pace in global ink leadership, partnering with LED curing specialist Summit UV in developing EVOLVE™ UV — the first UV LED-curing ink to deliver eye-popping 4-color with single-pass through-cure at speeds of 80' per minute or higher, running with Xaar™ 1001 piezoelectric printheads. All with no inert curing atmosphere. DRUPA visitors can see the system in action at the INX Digital Exhibit CO2 in Hall 8b, from May 29 through June 11, 2008 in Dusseldorf, Germany.

Kim Lighting, a leading manufacturer of outdoor architectural lighting, announced today that its Lightvault Series and Minivault in-grade up light series both now include new super bright white LED technology.

It's reported that Renaissance Lighting, a specialist in LED architectural lighting, will introduce the world's highest-quality commercially available 4-inch solid-state LED downlight at LightFair International from May 28-30. The company unveiled a 6-inch prototype of the downlight last year at LightFair International. Now the downlight can come in a 4-inch and a much brighter 6-inch production model. Renaissance Lighting's recessed downlight, offers more than 16 million color combinations without glare or visible LEDs.

LEDtronics® introduces a new Micro High-Power LED Flashlight. While continuing the durability of its predecessors, the new Micro FlashLED is more powerful than most LED flashlights on the market today, the company says. It has a one-watt, 80-lumen LED chip that emits over 4,300 end foot-candles (4300cd) of bright Cool White (8000 Kelvin) light. Other LED light colors are available for qualified customers.

Endicott Research Group (ERG) has released two high-efficiency, low-profile Smart Force LED driver boards as standard products for a wide range of industrial and medical LCDs. The SFDE (Economical) and SFDM (Mini) series provide full function power supplies with optimum power for high brightness as well as lower power consumption and lower cost in a compact size.

Architecturally inspired solid state lighting fixtures to be unveiled at LIGHTFAIR International   ilumisys, Inc. is unveiling a new line of five elegantly designed, contemporary LED lighting fixtures that exploit the unique characteristics of solid state lighting. Four of the Designer Series luminaire creations are pendant fixtures; the other is a table lamp.The ilumisys Designer Series meets the public next week at LIGHTFAIR International in Las Vegas (booth #2967).

OSTAR®-Projection LED modules from OSRAM Opto Semiconductors, Inc. are backlighting a new ultra-wide curved display from Ostendo Technologies, Inc. Frontal view of Ostendo CRVD™-42 display with keyboard & mouse. OSTAR®-Projection 6-chip LED modules using Thinfilm and ThinGan® chip architecture backlight the CRVD™-42 display.

The new CERAMOS™ Reflector LED from OSRAM Opto Semiconductors provides unprecedented high brightness and power in a very small package, the ideal solution for backlighting mid-size (5"-20") LCDs. Specifically designed for light guide-based backlighting of displays in high ambient light conditions, such as those found in today's TFT displays, automotive dashboards and aircraft cockpits, the slim profile of the CERAMOS™ Reflector LED is well suited for in-coupling into light guides as thin as 2 mm.

The new RGB MicroSIDELED® from OSRAM Opto Semiconductors features an ultra-slim design and delivers high brightness for in-coupling into light guides designed for backlighting in space-sensitive applications.New RGB MicroSIDELED combines outstanding brightness with a slim profile for backlighting thin displays.

New Product Introduction: SL-42 — reduced depth in-ground aimable pedestrian-level landscape lighting fixtures, with LED. Design: ALLSCAPE In-House Product Design Team. Manufacturer: ALLSCAPE, a Philips group brand.

xpedx announced on May 20 that it will be the exclusive U.S. marketer and distributor of the world's first LED-UV print curing system, an offset printing technology from Ryobi that provides significant environmental, pressroom and financial advantages. A 14"x20" RYOBI 525GX will be the initial platform for the LED-UV curing system, with plans to extend the system to press models such as the 23"x31" RYOBI 750 Series in the future.  The new technology will be demonstrated at drupa 2008 in Düsseldorf, Germany, May 29-June 11.