A4411 - Adjustable Frequency Buck or Buck-Boost Pre-Regulator

Allegro Micro Systems

Datasheet Details

Part number	A4411
Manufacturer	Allegro Micro Systems
File Size	1.57 MB
Description	Adjustable Frequency Buck or Buck-Boost Pre-Regulator
Datasheet	A4411-AllegroMicroSystems.pdf

Automotive AEC-Q100 qualified.
3.5 to 36 VIN operating range, 40 VIN maximum.
Buck or buck-boost pre-regulator (VREG).
Adjustable PWM switching frequency: 250 kHz to 2.4 MHz.
PWM frequency can be synchronized to external clock.
Synchronous buck regulator (ADJ) delivers 0.8 to 3.3 V.
Two 5 V LDOs for “local” sensors (V5SNR) and communications (V5CAN) with foldback short-circuit protections.
5 V internal tracking LDO.

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Published: Aug 26, 2017 |