Electronics & Smart Controls

Products, Materials + Tools | Dec 15, 2010
Diodes Incorporated’s Linear Constant Current Driver Provides Versatile Control for LED Applications
Diodes Incorporated’s Linear Constant Current Driver Provides Versatile Control for LED Applications Diodes Incorporated, a leading global manufacturer and supplier of high-quality application specific standard products within the broad discrete, logic and analog semiconductor markets, today introduced the AL8400 linear LED driver controller. The AL8400 is designed to tightly regulate LED current via an external transistor across wide variations of high brightness LEDs. Suiting a broad range of LED chains in illumination, indication or signage systems, the controller can directly operate from 2.2V to 18V and will drive either N-channel MOSFET or NPN Bipolar transistors. Read more »
Products, Materials + Tools | Dec 16, 2010
Fairchild Semiconductor’s PFC/PWM Controller Provides Higher Efficiency in Dual-Switch Flyback Topologies
Fairchild Semiconductor’s PFC/PWM Controller Provides Higher Efficiency in Dual-Switch Flyback Topologies Power engineers, especially those involved in All-In-One (AIO) PC power, Slim Pack PC adapters, LCD TV and LED lighting designs, require a dual switch flyback topology that provides the higher efficiency and increased energy savings required by government regulations – something that LLC or single flyback solutions cannot provide. Developed to answer this need, Fairchild Semiconductor’s (NYSE: FCS) FAN6920MR, an integrated critical mode PFC and quasi-resonant current mode PWM controller, meets regulatory requirements by providing >90 percent efficiency and <300mW at no load for increased power savings. Read more »
Products, Materials + Tools | Jan 05, 2011
LED Driver from Supertex Delivers Superior Current Accuracy with Integrated MOSFET
LED Driver from Supertex Delivers Superior Current Accuracy with Integrated MOSFET Supertex, a recognized leader in high voltage analog and mixed signal integrated circuits (ICs), today introduced HV9967, an open loop, average-mode current control LED driver IC that operates in a constant off-time mode. The IC includes a 60V, 0.8 ohm MOSFET that can be used as a stand-alone buck converter, or connected as a source driver output for driving an external MOSFET, such as Supertex DN2450, to operate at offline AC line voltages. Read more »
Products, Materials + Tools | Jan 12, 2011
iWatt’s New Digital LED Driver ICs Deliver Flicker-Free Dimming & Hot-Plug Support
iWatt’s New Digital LED Driver ICs Deliver Flicker-Free Dimming & Hot-Plug Support iWatt, Inc., a developer of energy-efficient digital power supply control integrated circuits (ICs) used in leading-edge power supplies, today announced two primary-side-regulated, leading- and trailing-edge-dimmable, AC/DC Digital PWM Controllers targeting 100V/230VAC offline LED lighting applications. Designed for isolated or non-isolated LED drivers used in incandescent replacement lamps including both space-constrained (GU10, MR16) and larger (A, PAR) types, the iW3612 (3W to 25W) and low-power iW3602 (3W to 10W) incorporate features to ensure long life, power efficiency, reduced size and component costs, and flicker-free compatibility with existing wall dimmers worldwide. Both LED driver ICs are pin compatible with the previous-generation iW3610, but offer wider dimmer compatibility and introduce new hot-plug support, where the user can swap the LED engine without recycling the input power for the LED driver. Read more »
Products, Materials + Tools | Jan 20, 2011
ILD4035 – Step-down LED Driver for 1W LEDs
ILD4035 – Step-down LED Driver for 1W LEDs Infineons new ILD4035 LED Driver is dedicated specifically for driving 1W LEDs. The ILD4035 is a perfect match for indoor and outdoor LED lighting applications up to 42V supply voltage. The flexible dimming concept allows LED dimming either with a PWM signal or an analog voltage. ILD4035 comes with an internal power stage for LED drive currents up to 350mA and protection features such as LED thermal protection, overcurrent and overvoltage protection, all integrated in a small SC-74 package. Read more »
Products, Materials + Tools | Jan 25, 2011
Maxim’s LED Solution Enables Drop-in Replacements for Halogen MR16 Lamps
Maxim’s LED Solution Enables Drop-in Replacements for Halogen MR16 Lamps Maxim Integrated Products introduces the MAX16840, an LED driver that employs a proprietary architecture to ensure flicker-free, dimmable operation with electronic transformers and cut-angle dimmers. Maxim’s patent-pending approach enables the design of retrofit LED lamps that can replace halogen MR16s without any changes to the existing electrical infrastructure. This removes an important obstacle to commercial viability, allowing end users to enjoy all the benefits of LED lighting with substantially lower deployment costs. Read more »
Products, Materials + Tools | Jan 26, 2011
Power Integrations Expands Popular LinkSwitch-PH Family of LED Driver ICs for General Lighting
Power Integrations (Nasdaq: POWI), the leader in high-voltage drivers for offline LED lighting, today announced seven new members of its popular LinkSwitch-PH family of LED driver ICs. Optimized for industrial and commercial settings where high efficiency and system longevity are dominant requirements, the new devices (LNK413-LNK419) are suitable for lighting applications ranging from 3 W bulbs to 55 W replacements for fluorescent lighting fixtures. The devices, which can achieve up to 88% efficiency, feature a PWM-dimmable single-stage controller with both power factor correction (PFC) and accurate constant current (CC) power conversion functionality. The integrated PFC and CC functions allow multiple drivers to be connected in parallel to drive exterior and street area lights efficiently and with functional redundancy. Read more »
Products, Materials + Tools | Jan 28, 2011
Diodes Incorporated's High Brightness LED Driver Supports Off-Line Illumination
Diodes Incorporated's High Brightness LED Driver Supports Off-Line Illumination Diodes Incorporated, a leading global manufacturer and supplier of high-quality application specific standard products within the broad discrete, logic and analog semiconductor markets, today announced the release of the AL9910. Provided in standard SO-8 and high power dissipation exposed pad SO-8 packages, the AL9910 high brightness LED driver will support universal AC input voltages from 85V to as high as 265V. For interior and exterior off-line lighting products, the exposed pad SO-8 variant in particular helps significantly increase device reliability by minimizing temperature rise. The AL9910 utilizes a rugged high voltage process technology allowing it to withstand input voltage surges of up to 500V. System reliability is further improved by the device's built-in over-temperature protection. Read more »
Products, Materials + Tools | Feb 09, 2011
iWatt’s High Power-Factor-Corrected Digital LED Driver IC Delivers Flicker-Free Dimming
iWatt’s High Power-Factor-Corrected Digital LED Driver IC Delivers Flicker-Free Dimming iWatt, Inc., a developer of energy-efficient digital power supply control integrated circuits (ICs) used in leading-edge power supplies, today expanded its family of digital LED driver ICs with a two-stage, power-factor-corrected (PFC), primary-side-regulated, leading- and trailing-edge-dimmable, AC/DC Digital PWM Controller targeting 120V/230VAC offline commercial and industrial LED lighting applications. Designed for isolated or non-isolated LED drivers used in incandescent replacement lamps including both space-constrained (GU10, MR16) and larger (A, PAR) types, the iW3614 (3W to 15W) incorporates features to assure power efficiency, durability, reduced size and component costs, and flicker-free compatibility with existing wall dimmers worldwide. Read more »
Products, Materials + Tools | Feb 09, 2011
Linear's New Isolated Active PFC Off-Line LED Controller without Opto-Isolator is TRIAC Dimmable
Linear's New Isolated Active PFC Off-Line LED Controller without Opto-Isolator is TRIAC Dimmable Linear Technology announces the LT3799, an isolated LED controller with active PFC, specifically designed for driving LEDs from a universal input range of 90 VAC to 265 VAC. The LT3799 is optimized for LED applications requiring 4 W to over 100 W of LED power and also compatible with standard TRIAC in-wall dimmers. The controller's unique current sensing scheme delivers a well regulated current to the secondary side without using an opto-coupler. Read more »
Products, Materials + Tools | Feb 17, 2011
Macroblock Presents High Efficiency 60V, 1A DC/DC Buck Converter- MBI6661
Macroblock Presents High Efficiency 60V, 1A DC/DC Buck Converter- MBI6661 Macroblock announces availability of samples of a high efficiency 60V, 1A DC/DC buck converter-MBI6661. Preliminary specifications were presented previousely in October 2010. The device is designed for LED street light, wall washer and tunnel light applications. MBI6661 accepts wide input voltage range from 9V to 60V and provides up to 97% efficiency. The maximum externally adjustable output current is 1A with ±5% current accuracy. Read more »
Products, Materials + Tools | Feb 18, 2011
New Excelsys Ultra-Compact LED Drivers Now Available with a 5 Year Warranty
New Excelsys Ultra-Compact LED Drivers Now Available with a 5 Year Warranty Excelsys Technologies, leaders in high efficiency power supply design, announces the introduction of the LDV series of ultra compact LED drivers. The new LDV series products can deliver up to 92W of output power in the smallest package size available in the market today, just 28m high x 40mm wide. These waterproof IP67, Class 2 LED drivers offer industry leading efficiencies of over 90% and are ideal for space critical applications including commercial refrigeration, retail and office lighting as well as environmentally harsh outdoor and urban lighting. Read more »
Products, Materials + Tools | Mar 01, 2011
NXP Announces GreenChip Solution for Non-Dimmable LED Retrofit Lamps
NXP Announces GreenChip Solution for Non-Dimmable LED Retrofit Lamps NXP Semiconductors N.V. (Nasdaq: NXPI) today announced the SSL21081, a highly efficient, high-voltage LED driver IC for compact, non-dimmable retrofit lamps based on GreenChip™ technology. The SSL21081 platform makes it easy for LED retrofit lamp manufacturers to design cost-effective applications for the 100V, 110V and 120V markets with up to 95 percent efficiency, underscoring NXP’s commitment to smarter energy-efficient lighting solutions. NXP will demonstrate the SSL21081 at Strategies in Light 2011 in Santa Clara, Calif. from February 22 through 24 (booth 600). Read more »
Products, Materials + Tools | Mar 02, 2011
ZMDI LED Driver ICs Boost Lumen-per-Watt Efficiency while Keeping Bill of Material Low
ZMDI LED Driver ICs Boost Lumen-per-Watt Efficiency while Keeping Bill of Material Low ZMD AG, a global supplier of analog and mixed-signal solutions for automotive, industrial, and medical applications, today announced two high-performance devices to complement its family of LED driver integrated circuits. The ZLED7020 and the ZLED7030 LED driver ICs operate at up to 98% efficiency, thus helping to achieve the highest possible lumen-per-watt output in high brightness LED applications. Read more »
Products, Materials + Tools | Mar 04, 2011
Patented, Isolated LED Driver from Supertex Provides High Current Accuracy with Minimum Parts
Patented, Isolated LED Driver from Supertex Provides High Current Accuracy with Minimum Parts Supertex, a recognized leader in high voltage analog and mixed signal integrated circuits (ICs), today introduced HV9971, a patented, isolated, constant current LED driver for solid-state lighting applications. HV9971 has a current accuracy of +/-3% and is ideally suited to control isolated, flyback topologies to enable solid-state lighting fixtures to meet UL compliance for galvanic isolation. Read more »
Products, Materials + Tools | Mar 14, 2011
Macroblock Introduces High Efficiency Non-Isolated AC / DC LED Driver- MBI6902
Macroblock Introduces High Efficiency Non-Isolated AC / DC LED Driver- MBI6902 Macroblock introduces a new non-isolated, step-down and high efficiency AC / DC LED driver, MBI6902, especially for T8 and E27 lighting applications. The MBI6902 achieves superior efficiency in high brightness LED lighting applications. For example, the efficiency is over 90% when lighting up 6-LEDs @ VAC =110V, 350mA. The MBI6902 is able to drive external MOSFET current up to 3A. In addition, the MBI6902 requires only a few external components. The high efficiency and compact solution of MBI6902 make it most applicable for T8, E27 and general illumination applications. Read more »
Products, Materials + Tools | Mar 16, 2011
GlacialLight Now Using Innovative LED Driver in Products to Enhance Lumen and Life Performance
GlacialLight Now Using Innovative LED Driver in Products to Enhance Lumen and Life Performance GlacialLight, a sub-division of the experienced technology manufacturer GlacialTech Inc., is pleased to announce the newly innovated GlacialPower LED driver that enhances lumen and power-saving performances, making available more compatible, more efficient and more reliable LED lighting products. The GlacialPower LED driver is already in use on GlacialLight's MR16 and AR111 LED bulbs. Read more »
Products, Materials + Tools | Mar 16, 2011
Supertex HV9860 Reduces System Cost & Complexity through Wiring Fault Protection Feature
Supertex HV9860 Reduces System Cost & Complexity through Wiring Fault Protection Feature Supertex, Inc., a recognized leader in high voltage analog and mixed signal integrated circuits (ICs), today introduced HV9860, a boost LED driver that is designed to optimize LED performance and extend LED life in applications such as RGB or white LED backlighting, LCD TVs and monitors, and LED lamps for general lighting. The IC uses a peak current mode control scheme and includes an internal transconductance amplifier to accurately control output current over all line and load conditions. Read more »
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