Integrated Silicon Solution, Inc., a leader in advanced memory and analog IC solutions, today announced a single chip solution for automotive interior lighting. The IS32LT3175 is a feature-rich AEC-Q100 (Automotive Electronics Council) certified linear LED driver enabling reduced BOM count for low-cost and compact designs. The IS32LT3175 integrates a single channel LED driver with a programmable 150mA current source, push-button control, courtesy signal input and integrated programmable fade-in/fade-out lighting control. The device is designed for use in LED-based map lights, dome lights, door lights and other automotive lighting applications.

The global LED driver IC market saw old manufacturers expanding, and new manufacturers dividing market share in 2013. Due to strong demands for LED bulbs and LED tubes, many manufacturers are competing in AC to DC and DC to DC sectors of the LED IC driver market. Many new and old products have been released on the market.

Recently, a super fine pitch LED display has become a mainstream product in this fierce competition market. Super fine pitch displays become popular in indoor applications, such as shopping centers. In order to meet the unmet needs of display market, Marcoblock launches the innovative S-PWM LED driver IC, MBI5152, especially designed for a super fine pitch display. Furthermore, MBI5152 collocates NOVASTAR to provide a solution for the fine pitch display and expects to trigger the evolution of super fine pitch LED display market.   Kerry Huang, Prod...

Accelerates Mass Adoption of Energy Efficient LED Retrofit Bulbs Marvell’s 88EM8183 LED Driver IC, Tested for Dimmer Compatibility by Lighting Control Leader Lutron, Offers Advanced Deep Dimming Technology, the Highest Dimmer Compatibility in the Industry, and Cuts Component Counts in Half Marvell (Nasdaq: MRVL) today announced the Marvell® 88EM8183 deep dimming single-stage AC/DC LED driver integrated circuit (IC). The 88EM8183 LED driver IC delivers the highest dimmer compatibility and lowest component count in t...

At the Strategies in Light Europe conference, Texas Instruments Incorporated (TI) (NYSE:TXN) introduced two highly integrated, phase-dimmable AC/DC LED lighting drivers, LM3448 and TPS92070, for use in solid state lighting residential, architectural, commercial and industrial applications, such as retrofit bulbs, LED ballasts, downlights, spot lights and other luminaires. For information and samples, see: www.ti.com/lm3448-pr and www.ti.com/tps92070-pr. TI is showcasing its LM3448 and TPS92070 at Strategies in Light Europe (booths #222, #224) in M...

Diodes Incorporated announced a multi-topology LED driver designed to increase the performance of high brightness automotive, industrial and commercial lighting systems. Operating in buck, boost and buck-boost modes, the ZXLD1374 LED driver's integrated 60V power MOSFET switch is capable of producing a maximum LED current of 1.5A. The IC uses high-side current sensing and patent pending control loops to achieve high accuracy current control of LED strings.

Renesas Electronics Corporation announced the availability of its new control IC (part number PD168891) for automotive light-emitting diode (LED) headlights.  

iWatt, Inc., a leader in digital power IC products and technology, today announced that the iW3610 AC/DC digital power controller for dimmable LED lighting has won the Most Innovative Product Award in the Power Lighting category at EDN’s 20th Annual Innovation Awards Competition. Instituted in 1990, EDN’s Innovation Awards honor the people, products, and technologies that have shaped the semiconductor industry over the past year.

MaxIC Technology Corporation, innovators of energy efficient integrated circuits (ICs) widely used in LEDs for general lighting, LCD TV backlighting, and consumer electronics, today announced an expansion capital investment led by WI Harper Group. Currently shipping four product lines, MaxIC will use this investment to ramp up production and expand the company’s cutting-edge R&D efforts.

LED has established its unshakable position in the backlighting of portable devices. Even in the backlighting for the large-sized LCD panel, it has started to challenge the mainstream CCFL. In lighting, LED is especially popular in the market due to its highlighted features like energy-efficiency, environmental friendliness, long lifetime, and low maintenance. The driver circuit is a crucial and integral part of the LED. Whether in lighting, backlighting or the display panel, the choice of the technical architecture of the driver circuit must correspond to specific applications.

The improvement of LED lighting efficiency has been amazing in the past few years. One important revolution of this century is going to be installing LED into everyone’s life, replacing traditional light bulbs. LED displays first appeared in the solid light source revolution, and now, it is everywhere, such as shopping district, sport stadium, high way, and wherever the electricity can reach. These huge LED displays stand themselves as the early indication of the LED revolution.

Infineon Technologies AG has recently introduced the low cost LED driver IC BCR 450 which was specifically designed for driving high power LEDs. As BCR 450 produces no electromagnetic radiation, it is well-suited for applications sensitive against electromagnetic interference (EMI) as well as medical applications with communication bus systems, and wide range of other applications, according to the company.

Full-color LED video display screen has become popular in recent years for various applications such as indoor/outdoor commercial advertisement, stadium billboards, traffic message signs…etc. Thanks to the evolution of LED technology which enables lower cost, higher luminance, uniform wave-length and better efficacy LEDs available, the LED display screen makers are able to build high quality display screen with cheaper cost.

LEDinside has recently visited Dr. Li-Chang Yang, Chairman of Taiwan’s LED  IC manufacturer Macroblock Tech, to get some knowledge about the current situation on the global LED display (LED advertising screen) market, and the future developing direction of the company.  

Macroblock launches a new 16-bit PWM LED driver with 8-bit digital dot correction, MBI5040. To provide uniformed LED brightness and accurate LED color for high-end LED display panels, “matched LEDs” are insufficient, and dot correction of each LED pixel becomes necessary. However, it is costly and complex to process dot correction through controllers for the increasing loading of the controllers and the limited control of LED pixels.

Infineon Technologies AG has recently released a low-cost LED driver IC which offers thermal protection and high output current accuracy for high-power LEDs in general lighting applications.

Macroblock introduces a new step-down DC/DC converter, MBI6651, to drive 1A output current with efficiency up to 93%. With merely 0.45ohm of switch ON resistance, MBI6651 reduces the power consumption on IC at rated voltage. Additionally, the internal start-up scheme eliminates the inrush current and limits it within 1.15 times of preset current. Besides, MBI6651 features constant current and provides uniform brightness with excellent output current accuracy up to ±5%(Max.).

Starchips announces SCT2024 the latest member of its LED Display Driver Family. SCT2024 is a constant current LED driver with 16-bit Serial-In / Parallel-Out interface capability. In application, an external resistor is used to set full-scale constant current from 5mA up to 45mA. The built shift registers and data latches making SCT2024 effective solution in driving LED display. The output enable (OE) function gates all 16 outputs on and off, and is fast enough to be used as PWM input for LED intensity control.

Macroblock launches a new 40V PWM-embedded 3-channel constant current LED driver, MBI6030, for LED architectural lighting applications. MBI6030 may cascade over 250 RBG LED clusters or large LED pixels at a distance of 2 meters between two clusters or pixels. Moreover, MBI6030 provides 16-bit gray scales at a low clock frequency of 4MHz.

Taiwan LED driver IC leading provider Macroblock presents its newly developed MBI5037, a 16-channel constant current LED driver with smart power-saving modes and advanced error detection. MBI5037 is especially designed for long use of LED traffic sign applications with power saving up to 99%.

 

ENE TECHNOLOGY, the NB Keyboard Controller (KBC) provider, starts to focus on LED Driver IC. Recently, ENE is promoting its latest LED product claimed to be the fastest amongst its middle-end competitors. In order to gain more insights of the company, its strategies and products, LEDinside interviewed Jeff Cheng, the product manager of ENE TECHNOLOGY. The leading firm of KBC

Macroblock, as a LED driver IC manufacturer will continue to showcase its technology breakthroughs realized in the new products for LED display and LED lighting fields at Macroblock booth A5.532 at Electronica 2008 from 11th to 14th November in Munich, Germany.

Recently, ON Semiconductor has released the NCP5890, a lighting management device that integrates LCD backlighting, fun light controls and ambient light sensing in a 3mm x 3mm x 0.55mm µQFN-16 package. It targets compact smart phone and portable media player applications.

 Addressing the burgeoning market for energy-saving, environmentally friendly light-emitting diode (LED) technology, Freescale Semiconductor is now sampling the first LED backlight product in its power management IC portfolio. 

Recently, Freescale Semiconductor is sampling the first LED backlight product in its power management IC portfolio. The 10-channel MC34844 white LED driver IC with an integrated boost converter is designed for LED backlights in notebook computers, as well as in flat-panel monitors with screen sizes ranging from 10 inches to 27 inches.

It’s reported that PREMA Semiconductor GmbH, is located in Mainz, Germany, has designed 10-channel LED driver dubbed the PR4010 that drives up to 10 LEDs of any color individually.

Freescale Semiconductor has entered the LED market, and announced that it is sampling the first LED backlight product in its power management IC portfolio. The 10-channel MC34844 (pictured) white LED driver IC is targeted at LED backlights in notebook computers, as well as in flat-panel monitors with screen sizes ranging from 10 inches to 27 inches.

Recently, Dongbu HiTek announced the joint development of an LED driver chip for Back Light Unit (BLU) applications in laptop computers. Developed in collaboration with ADDtek, a Taiwanese fabless company specializing in analog and mixed-signal chip solutions, the new LED driver designed by Taiwan-Based ADDtek uses Dongbu HiTek’s specialized BCDMOS (Bipolar CMOS DMOS) process at the 0.35-Micron Node.

ARC Solid-State Lighting, provider of LED driver and controller, announces a new LED lighting controller-MINI Controller CA3001, the control capacity of 3-channels RGB full color is extremely favorable for Lighting Embellishing of Shop Widows and Products Showcases to create amazing lighting effects and romantic atmospheres easily.  Having both control and driving capacities but it is truly simple to install.