2016-08-24

Allegro MicroSystems Releases New Linear Current Regulator and Controllers for Automotive LED Lights

Allegro MicroSystems announces two new adjustable linear current regulators for driving automotive LED arrays. Allegro’s AEC-Q100 qualifiedA6274 and A6284 devices include many new features designed to further enhance the existing family of Linear LED drivers. These new low-EMI ICs integrate an optional pre-regulator gate drive to dynamically and linearly control an external P-channel MOSFET, which extends the output power capability of a linear LED driver by moving most of the power losses to an external power FET. 
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2013-07-22

Allegro MicroSystems Releases New Programmable Multi-output LED Automotive Driver

On July 16, Allegro MicroSystems, LLC, a leader in developing, manufacturing and marketing high-performance semiconductors, announced a new programmable multi-output LED driver for LCD backlighting, instrument clusters, and daytime running lights. Allegro's A8517 integrates a current-mode boost converter with internal power switch and 10 I²C programmable current sinks, and can provide 5,000:1 contrast ratio PWM dimming at 200 Hz. The IC operates from 4.5 to 36 V, and is able to withstand up to 40 V load-dump conditions encountered in automotive systems. ...
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2010-11-01

Allegro MicroSystems Europe Designed New Constant-current LED Driver ICs

Allegro MicroSystems Europe has designed a new family of constant-current LED driver ICs, the A6261/62/64 devices, suitable for internal and external illumination applications in the automotive market.
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Nichia’s Tunable 757 receives rave reviews from industry leaders, including the coveted LpS Best Sustainability Technology Award. Nichia, the leader in and inventor of the high-brightness LED, announced its game-changing single LES, tuna... READ MORE

Innovative tunable white, mid-power LED enables luminaire manufacturers to improve colour tuning, shrink optics and fixture profiles, while enabling new design options. Nichia, the leader in and inventor of the high-brightness LED, announces i... READ MORE