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A5947G - Three-Phase Sensorless Fan Driver

Product Overview

Allegro

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A5947G Three-Phase Sensorless Fan Driver by Allegro - Datasheet Preview — Datasheet preview – A5947G

Datasheet Details

Part number	A5947G
Manufacturer	Allegro
File Size	1.30 MB
Description	Three-Phase Sensorless Fan Driver
Datasheet	A5947G Datasheet
Additional preview pages of the A5947G datasheet.

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

A5947-B - Three-Phase Sensorless Fan Driver
A5940 - Three Phase Sensorless Sinusoidal Fan Driver
A5941 - Three-Phase Sensorless Fan Driver
A5943 - Three Phase Sinusoidal Fan Driver
A5944 - Three-Phase Sensorless Fan Driver
A5949 - Three Phase Sinusoidal Fan Controller

Published: Dec 30, 2024 |