A1442 - Low Voltage Full Bridge Brushless DC Motor Driver

Allegro Microsystems

Datasheet Details

Part number	A1442
Manufacturer	Allegro Microsystems
File Size	249.10 KB
Description	Low Voltage Full Bridge Brushless DC Motor Driver
Datasheet	A1442_AllegroMicrosystems.pdf

The A1442 is a full-bridge motor driver designed to drive lowvoltage, brushless DC motors.

Low voltage operation.
Reverse voltage protection on VDD and S¯¯L¯¯E¯¯E¯¯P pins.
Output short circuit and thermal shutdown protections.
Soft switching algorithm to reduce audible switching noise and EMI interference.
Unidirectional working mode provides motor rotation in one direction.
Hall chopper stabilization technique for precise signal response over operating range.
Sleep mode pin allowing external logic signal enable/ disable to reduce average power cons.

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Published: Oct 10, 2007 |