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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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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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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The recent outbreak of COVID-19 has prompted the large-scale search for practical solutions that can prevent the spread of the deadly virus — from researchers and scientists committed to finding a solution, to the manufacturers and consu... READ MORE

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