Electronics & Smart Controls
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Jun 19, 2012
New Excelsys 150 and 200 Watt LED Power Supplies Offer Lowest Profile in the Industry
Excelsys Technologies, leaders in high efficiency power supply design, announces the introduction of the latest models in their market leading Xled series of LED power supplies. The LDB 150 LED and LDB 200 power supplies provide 150 watts and 200 Watts of Constant Current/Constant Voltage power respectively in an IP67 rated, low profile, aluminium case measuring only 198 x 63 x 35 mm with UL8750 and CE marked.
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Jul 04, 2012
ZMDI Offers High-Efficiency Boost LED Driver for HB LEDs
ZMD AG expanded the lineup of its LED drivers with the addition of the ZSLS7025, a step-up converter for high-brightness LED lighting. It is well suited for many consumer, industrial and after-market automotive applications. The ZSLS7025 is optimal for driving multiple white LEDs connected in series from a low voltage supply.
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Jul 17, 2012
O2Micro Unveils Free Dimming™ Technology for the Global LED Lighting Market
O2Micro® International Limited (NASDAQ Global Select Market: OIIM), a global leader in the design, development and marketing of high-performance integrated circuits and solutions, today unveiled a new dimming architecture for the global LED lighting market.
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Jul 19, 2012
Compact Size LED Driver: 30 Watt Constant Voltage with PFC
The RACV30 is the first of a new series of constant voltage LED drivers, ideal for powering LED strips and LED modules in applications such as cove lighting, signage, back lighting, channel letters, displays or under cabinet lighting. The input voltage range of 90 to 264VAC assures full functionality worldwide. The new drivers provide up to 30 watts and are available with outputs of 12VDC or 24VDC. The output voltages are closely regulated to compensate for varying loads or supply changes (2% max.).
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Jul 11, 2012
100V Linear LED Driver from Diodes Incorporated De-Clutters Low-Power Lighting Designs
Needing only two additional components, the AL5801 linear LED driver enables designers to simplify automotive interior, signage and general lighting control circuits. Integrating a 100V rated N-channel MOSFET with a pre-biased NPN transistor, this small footprint SOT26 packaged device will drive chains of up to 30 low-power, series-connected LEDs with currents from 20mA to 350mA.
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Jul 23, 2012
Fairchild Semiconductor’s New Low-Power LED Drivers with Integrated MOSFETs Help Designers Reduce Board Space and Design Times
As the LED lighting market continues to grow, designers need solutions that meet limited circuit board footprints, meet circuit protection and system reliability demands, and simplify supply chain logistics, all while maintaining global energy regulation compliance. To help designers meet these requirements, Fairchild Semiconductor expanded its LED lighting driver solutions portfolio to include an optimized low-power offering.
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Jul 24, 2012
New HLG-60H-C Series70W Single Output IP65/67 Rated Constant Current LED Power Supply
Sunpower are pleased to announce the release of the HLG-60H-C series, a 70W single output LED power supply in constant current mode and available in IP65 and IP67 ratings.
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Jul 25, 2012
Power Integrations’ New LinkSwitch-HP ICs Introduce Primary-Side Regulation to Power Supplies Up to 90 Watts
Power Integrations, the leader in high-voltage integrated circuits for energy-efficient power conversion, today announced LinkSwitch™-HP, a new family of energy-efficient, off-line switcher ICs that can deliver up to 90 W output power with accurate primary-side regulation (PSR).
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Aug 03, 2012
20 Watt Buck/Boost Driver Supplies High Power LEDs from Low Power Sources
Standard LED drivers (buck topology) require the input voltage be higher than the output voltage which can cause problems when working with the newest high power LEDs and powering them from low voltage sources like solar cells or batteries. Buck driver solutions, which must always have a higher input voltage than an output voltage, typically result in a design that requires multiple drivers for multiple led strings with lower forward voltages. This problem is solved with the introduction of RECOM Lightings buck/boost LED driver which can deliver high voltages (up to 40V) from a low voltage source (as low as 8V), simplifying the lighting system with the use of a single driver and a long single string of LEDs.
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Aug 17, 2012
30 Watt Constant Current AC/DC LED Power Supply
Green Watt Power, a Division of Calex Mfg., announces the “GLC-30” Series of Constant Current AC/DC LED power supplies. The GLC-30 Series with universal / full range AC input voltage of 100 - 277VAC, offers stable and reliable 30W output power and is available in three different models of constant current output at 500mA and 750mA with self-adjusting output voltage from 30VDC to 60VDC range in the various models. All models are enclosed to IP67 standards in extruded aluminum metal case design and well-suited for virtually all LED lighting applications for indoor, outdoor, signage, refrigeration, thermally harsh and damp environments.
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Aug 17, 2012
Power Integrations Introduces 75 W Single-Stage Driver for LED Lighting - Raises Street Lamp Drivers Efficiency to over 92%
Power Integrations, maker of the world's most efficient, longest-lasting off-line LED driver ICs, today announced two new additions to its LinkSwitch™-PH IC family. The new devices allow commercial lighting applications up to 75 W to benefit from single-stage design, dramatically reducing BOM cost and enabling a smaller driver with very high efficiency.
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Aug 23, 2012
45V, 2.3A LED Driver for Boost, Buck or Buck-Boost High Current LED Applications
Linear Technology announces the H-grade version of the LT3518. The LT3518 is a 45V, high-side current sense DC/DC converter designed to drive high current LEDs at constant current. Its 3V to 30V input voltage range with transient protection to 40V makes the LT3518 ideal for a wide variety of applications, including automotive, industrial and architectural lighting.
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Aug 30, 2012
iWatt's Third-Generation SSL LED Drivers Featuring Flickerless™ Technology and Patented Digital Dimming Control
iWatt Inc., a leading provider of digital-centric power management integrated circuits (ICs), today announced its latest digital AC/DC SSL (solid state lighting) LED driver platform with the iW3616 and iW3617. This new platform expands iWatt’s existing line of Flickerless LED drivers, increasing output power to 25W or higher, lowering the bill of materials (BOM) cost by 10% to 20%, and offering compatibility with an even wider range of installed dimmers, including residential TRIAC dimmers as well as the more sophisticated digital dimmers.
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Sep 05, 2012
TDK-Lambda Introduces the ZWS-BP 150-240W Single Output Power Supplies for Application with High Start-Up Current and LEDs
TDK Corporation announces the new TDK-Lambda ZWS-BP series of single output, PCB-type AC-DC power supplies. Based on the popular ZWS series, the ZWS-BP is 30% smaller than its predecessor, thus simplifying equipment design and is offered in two mid-power output models – ZWS150BP (150W) and ZWS240BP (240W). With a 200% peak power capability, the ZWS-BP is ideal for use in electromechanical equipment, such as motors, disk drives, pumps, fans and actuators, which require a high initial start-up current. The ZWS-BP is equally well-suited for use in a wide range of light industrial equipment and front-end equipment for broadcast and communications applications, and for applications in indoor and outdoor LED lighting and signage and test & measurement.
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Sep 05, 2012
NMB's Programmable LED Drivers Offer High Design Flexibility
NMB's 10~20W programmable LED drivers add flexibility to any design by offering the opportunity to select the driver's output current, based on the requirement of the application. The LED driver can be programmed as many times as necessary to achieve a brilliant result.
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Sep 05, 2012
ON Semiconductor Releases NCL30002 Power Factor Corrected Buck LED Driver
The NCL30002 is a switch mode power supply controller intended for low to medium power single stage power factor (PF) corrected LED Drivers. The device operates as a critical conduction mode(CrM) buck controller to regulate LED current at a high power factor for a specific line voltage range. The current limit threshold is tightly trimmed allowing open loop control techniques to reduce parts count while maintaining accurate current regulation and high power factor. CrM operation is particularly suited for LED applications as very high efficiency can be achieved even at low power levels. These are important in LED lighting to comply with regulatory requirements and meet overall system luminous efficacy requirements. In CrM, the switching frequency will vary with line and load. Switching losses are low as recovery losses in the output rectifier are negligible since the current goes to zero prior to reactivating the main MOSFET switch.
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Sep 10, 2012
MuRata Announces Commencement of Mass Production of General-Purpose 25W LED Lighting Power Supplies
Murata Manufacturing Co., Ltd. will launch mass production of power supply modules for LED lighting. The power supply modules are for the most commonly used 25W class and have achieved a compact size and light weight. They are compatible with a range of current values.
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Sep 10, 2012
feno Announces the Availability of its Flicker-Free 4-Channel RGBW DMX Driver
feno is proud to inform about the latest product innovation: the fd dmx 4-24 700 ca. The most outstanding feature is the possibility to dim using current: In distinction from constant current and constant voltage dimmers, the fd dmx 4-24 700 ca dims by changing the direct current, not by pulse width modulation (PWM).
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Sep 12, 2012
Compact Linear LED Driver from Diodes Incorporated Suits Low-Current Lighting Systems
Delivering a constant current of up to 150mA, the AL5812 60V linear LED driver from Diodes Incorporated provides designers of low-current illumination and signage applications with a simplified circuit solution for accurately controlling 1/2W LEDs. Housed in small-footprint, thermally enhanced SM package options, the driver is able to meet power-handling requirements over a wide supply voltage and ambient temperature range.
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Sep 13, 2012
New High Power LED Drivers for Street and Outdoor Lighting
The new RACD100 and RACD150 series are perfect for indoor and outdoor applications whether they are running on 115VAC, 230VAC or even up to 277VAC including road, street and walkway lighting, LED signage and outdoor area lighting for car parks, public buildings and tunnels. The RACD150 series is a 150W fully sealed IP67 LED driver with an extended universal input voltage range of 90-305VAC and constant current output from 6.3A to 3.2A at voltages from 24V up to 48V. The RACD100 series offers 100W of power with the same universal input voltage range and IP67 rating, but with constant current output from 8.3A to 2.1A at voltages from 12V up to 48V.
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