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Lighting

Project: Implementing a 4xN LED driver

December 16, 2020 By Aimee Kalnoskas

by Dialog Semiconductor LED displays are widely used in systems ranging from digital clocks, counters, timers, electronic meters, basic calculators, and other electronic devices capable of displaying numerical information. Figure 1 depicts an example of a 7-segment LED display which can show decimal numbers and characters. As each segment on the LED display can be […]

Filed Under: Applications, FAQ, Featured, Lighting, Power Electronic Tips

Want to kill Covid? 30 sec under 285-nm UV-LEDs will do it

December 15, 2020 By Lee Teschler

Researchers from Tel Aviv University found that UV light at a wavelength of 285 nm was almost as efficient in disinfecting the Covid virus as a wavelength of 265 nm, requiring less than half a minute to destroy more than 99.9% of the coronaviruses. They say this result is significant because the cost of 285-nm […]

Filed Under: Applications, Covid-19, Lighting, Power Electronic Tips Tagged With: covid, FAQ

AC-DC convection cooled sealed power supplies handle 400 W

December 8, 2020 By Redding Traiger

Bel Power Solutions announces the ABS400/MBS400 Series of convection cooled power supplies which are sealed and fully potted, offer IP66/67 ingress protection, and fit 1U applications. These power supplies may be mounted for conduction or convection cooling and are rated at 300 W in still air and 400 W with conduction via the optional heat […]

Filed Under: Industrial, Lighting, Medical, Power Electronic Tips, Telecommunications Tagged With: belpowersolutions

Eval board wrings out LED power modules, includes analog and PWM dimming

December 7, 2020 By Redding Traiger

With the MagI³C-LDHM (LED Step Down High Current Module) Power Module, Würth Elektronik now has the perfect solution for LED power supply in its portfolio. To make it even easier for developers to use these DC-DC converters with integrated controller IC, inductors, and capacitors—Würth Elektronik now offers an LDHM Evaluation Board. It integrates an efficient […]

Filed Under: Applications, Lighting, Power Electronic Tips Tagged With: wurthelectronics

Smart lighting base supports presence, light and activity detection

November 19, 2020 By Redding Traiger

The LUMAWISE Endurance N Enhanced Base from TE Connectivity makes it simple to integrate innovations in street lighting controls. As smart cities become smarter and require more complex systems, LUMAWISE offers a streamlined product platform that supports modularity across lighting control products. LUMAWISE supports applications such as presence, light, and activity detection as well as […]

Filed Under: Applications, Lighting, Power Electronic Tips Tagged With: teconnectivity

PLCC-packaged LEDs feature homogeneous color perception

November 18, 2020 By Redding Traiger

Würth Elektronik has doubled its product range of SMT assembly white top view LEDs to 30 models. The 3014, 3030, and 5630 packages of the WL-SWTP product group have been expanded to include the “A series”. These new LEDs in PLCC packages feature the best possible lumen per watt ratio and MacAdam binning, thus achieving […]

Filed Under: Applications, Lighting, Power Electronic Tips Tagged With: wurthelectronics

eGaN 170-V FETs optimized for synchronous rectification apps

November 10, 2020 By Redding Traiger

Efficient Power Conversion Corporation advances the performance capability while lowering the cost of off-the-shelf gallium nitride transistors with the introduction of the EPC2059 (6.8 mΩ, 170 V) eGaN FET. This device is the latest in a family of 100 V – 200 V solutions suitable for a wide range of power levels and price points. […]

Filed Under: Applications, Lighting, Power Electronic Tips Tagged With: Efficient Power Conversion Corp.

Automotive sequential LED controller IC cuts cost and size

November 5, 2020 By Redding Traiger

The MAX25605 sequential LED controller from Maxim Integrated Products, Inc. allows easy and cost-effective addition of automotive sequential LED lighting features. It saves development time and reduces design complexity by eliminating the need for a microcontroller or software. In addition, the MAX25605 reduces design space by up to 50 percent and slashes bill-of-materials (BOM) costs […]

Filed Under: Applications, Lighting, Power Electronic Tips Tagged With: maximintegratedproductsinc

SMD-packaged LEDs target horticulture apps

October 22, 2020 By Redding Traiger

SMT mountable LEDs in a 2835 package extend Würth Elektronik extensive range of horticulture LEDs. The three WL-SMTW series LEDs emit light of the wavelengths 450 nm (Deep Blue), 660 nm (Hyper Red), and 730 nm (Far Red) – ideal for applications controlling plant growth through specific light mixtures. Besides vertical farming and lighting in […]

Filed Under: Applications, Lighting, Power Electronic Tips Tagged With: wurthelectronics

Ultra-high-luminance LEDs reduce headlamp power consumption

October 15, 2020 By Redding Traiger

Seoul Semiconductor Co., Ltd. announced the introduction of its next-generation WICOP UHL (Ultra High Luminance) Series LEDs, which reduce headlamp power consumption up to 20% for electric vehicles, with an improvement of heat dissipation performance up to 40%. The company will begin mass production in 2021 and with promotions to key customers. Battery power consumption is […]

Filed Under: Applications, Lighting, Power Electronic Tips Tagged With: seolsemiconductor

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