Allegro has introduced a dc-dc converter designed for keep-alive duties in cars. Automotive AEC-Q100 qualified, it will operate with inputs from 3.5 to 36V (withstanding 40 V load dump surge) and draws just 8μA when maintaining 3.3 or 5.0V on the output. Called ARG81800, two versions are available: 500 mA and 1 A, to allow smaller PCBs ...

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