Datasheet4U.com

US91A - (US90A / US91A) 24V Hall IC Fan Driver

Product Overview

Melexis Microelectronic Systems

📥 Download Datasheet

US91A (US90A / US91A) 24V Hall IC Fan Driver by Melexis Microelectronic Systems - Datasheet Preview — Datasheet preview – US91A

Datasheet Details

Part number	US91A
Manufacturer	Melexis Microelectronic Systems
File Size	335.99 KB
Description	(US90A / US91A) 24V Hall IC Fan Driver
Datasheet	US91A Datasheet
Note	This datasheet PDF includes multiple part numbers: US91A, US90A. Please refer to the document for exact specifications by model.
Additional preview pages of the US91A datasheet.

Product details

Description

The US90A/91A is a one-chip solution for driving two-coil brushless DC cooling fans.

Features

Low cost High sensitivity Hall Sensor Locked rotor protection and auto-restart Power-efficient CMOS and power MOSFETs Built-in output protection clamping diode Integrated tachometer (US90A) or alarm (US91A) signal output 2-coil fan driver with FG/RD output in 4-pin VK / VA and 8-pin narrow SOIC packages (all RoHS Compliant).

📁 Similar Datasheet

US9111 - Silicon Pressure Sensor (pravance)
US94060 - HIGH SIDE POWER SWITCHES (Unisonic Technologies)
US94061 - HIGH SIDE POWER SWITCHES (Unisonic Technologies)

Other Datasheets by Melexis Microelectronic Systems

US90A - (US90A / US91A) 24V Hall IC Fan Driver

Published: Jun 5, 2010 |