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A89331 Three-Phase Sensorless Fan Driver

A89331 Description

A89331 Three-Phase Sensorless Fan Driver .
The A89331 three-phase motor driver incorporates sensorless sinusoidal drive to minimize vibration for high-speed server fans.

A89331 Features

* Closed-loop speed control
* Overvoltage protection
* Power loss brake
* Fault mode brake
* Configurable RD or FG output
* Speed curve configuration via EEPROM
* I2C serial port
* Sinusoidal modulation for reduced audible noise and low

A89331 Applications

* High-speed 12 V server cooling fans

📥 Download Datasheet

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Datasheet Details

Part number
A89331
Manufacturer
Allegro
File Size
1.41 MB
Datasheet
A89331-Allegro.pdf
Description
Three-Phase Sensorless Fan Driver

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📌 All Tags

Three-Phase Sensorless Fan Driver Allegro
Allegro A89331-like datasheet