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| LED Journal --
The Magazine of Solid-State Lighting |
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Download the July/August 2008 PDF
Download the 2008 Resource Guide |
OctoLED Combines Surface Mount Convenience with Through-Hole T-5mm LED Features
Lumex has released a new line of surface-mount devices that represent the first commercial technology to combine the convenience of surface-mount technology (SMT) with the features and capabilities of through-hole, leaded T-5mm epoxy lens LEDs.
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New DispenseJet DJ-9500 is up to 10 Times Faster than Needle Dispensers in High-Volume Underfill and LED Silicone Applications
Asymtek has released its new DispenseJet DJ-9500 fluid jetting valve for high-speed underfill applications and jetting silicone for LEDs. The DJ-9500’s flexible pneumatic design can jet a wide variety of fluids up to 10 times faster than existing needle type dispensers, even with abrasive fluids. The new design enables compatibility with a wider range of fluid types and opens the process window to allow a robust jetting solution. DJ-9500 users will benefit from improved fluid control, better repeatability, increased flexibility and a lower cost of ownership.
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Current Is the Driving Force
Constant current is required to drive LEDs reliably. Lighting manufacturers are very often experts in light sources but have little experience with electronic components. To bridge this gap, Recom offers a complete solution with the RCD-24-x.xx series. This family offers current outputs of 300, 350, 500, 600 and 700 mA, which can also be adjusted using the analog dim-function. Simultaneously, the PWM –dim-function that operates at a frequency range of 20 to 200 Hz and the proving linear dimming can also be adjusted from 0 to 100 percent. The buck converters feature an input range of 4.5 to 36 volts.
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DDP's Wide-Angle LED Retrofit Lamp Series Provides Bright and Even Illumination
DDP has developed a series of wide-angle, bayonet-based LED retrofit lamps that provide bright and even illumination in backlighting applications. Part of DDP's PowerLine LED Series, the BA9-style T3-1/4 LED lamp is well suited for retrofitting and replacing incandescent bulbs used to backlight annunciators in industrial plants and power utilities.
DDP's BA9-style T3-1/4 LED lamp designs incorporate up to four 120° surface mount LEDs to ensure wide and even illumination of the annunciator lens. With an average life span upwards of 100,000 hours, DDP LED lamps provide a predictable operating life and energy savings of 50 percent to 80 percent, significantly improving maintenance costs and downtime.
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Cree Opens Engineering Center in Shenzhen, China
Cree, Inc. has opened the Cree Shenzhen Engineering Center in Shenzhen, China. This technical education center is dedicated to training lighting product designers and manufacturers in best practices for LED lighting product design and construction.
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Download the 2008 Resource Guide
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