A6284, A6274 - Linear Current Regulator/Controller

Allegro MicroSystems

Datasheet Details

Part number	A6284, A6274
Manufacturer	Allegro MicroSystems
File Size	920.72 KB
Description	Linear Current Regulator/Controller
Datasheet	A6274-AllegroMicroSystems.pdf
Note	This datasheet PDF includes multiple part numbers: A6284, A6274. Please refer to the document for exact specifications by model.

The A6274 and A6284 are programmable linear current regulator ICs for driving automotive LED arrays.

Six LED current sinks rated up to 60 mA (A6274) or 120 mA (A6284).
Total LED drive current.
up to 360 mA or 720 mA.
Wide input voltage range of 5 to 42 V for start/stop, cold- crank, and load-dump requirements.
Low-dropout voltage.
drives two series WLEDs from 7 V input.
Gate driver for external ballast P-MOSFET.
LEDs combined in two groups with separate ENx and ISETx.
LED current level set by external reference resist.

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Published: Oct 19, 2016 |