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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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