SA276 Datasheet, DRIVER, Silan Microelectronics

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SA276 Features and benefits

* On-chip hall sensor * Wide operating voltage: 3.5V to 20V * 400mA (avg) output sink current * Build-in power-reverse protecting diode only for reverse power connecting .

SA276 Application

* Dual coils brush-less DC fan * Dual coils brush-less DC motor * Revolution counting * Speed measurement BLOCK DIAGRAM.

SA276 Description

SA276 mainly designed for electronic commutation of brush-less DC fan. This IC internally includes the Hall Plate, Regulator, Pre-Amplifier, Comparator, and a pair of complementary open-collector Outputs (DO, DOB). SA276 internally includes power-rev.

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