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A5947G - Three-Phase Sensorless Fan Driver

Allegro

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Datasheet Details

Part number	A5947G
Manufacturer	Allegro
File Size	1.30 MB
Description	Three-Phase Sensorless Fan Driver
Datasheet	A5947G-Allegro.pdf

A5947G Product details

Description

The A5947G three phase motor driver IC incorporates sensorless sinusoidal drive to minimize vibration for a wide variety of fan applications.

Features

Speed curve configuration via EEPROM.
I2C serial port.
Sinusoidal modulation for reduced audible noise and low vibration.
Sensorless (no Hall sensors required).
Low RDS(ON) power MOSFETs.
3.3 V / 20 mA linear regulator.
PWM or analog speed input.
FG speed output.
Slew rate control.
Lock detection.
Soft start.
Low power standby mode.
Overcurrent protection.
Overvoltage pr.

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Other Datasheets by Allegro

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Published: Dec 30, 2024 |