Datasheet > BU69090NUX

BU69090NUX

更新时间： 2024-11-04 11:08:19

品牌	Logo	应用领域
罗姆 - ROHM		电池开关电机驱动电脑风扇驱动器
页数	文件大小	规格书
24页	1750K
描述
BU69090NUX是DC无刷风扇电机驱动器系列中内置霍尔元件的5V单相全波风扇电机驱动器。小型封装、Auto gaincontrol（以下简称AGC）功能、基于软开关的静音驱动、控制电池消耗的待机功能等，是适用于笔记本电脑冷却风扇的IC。

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BU69090NUX 数据手册

Datasheet

DC Brushless Fan Motor Drivers

5V Single-phase Full-wave

Fan Motor Driver

BU69090NUX

General Description

Key Specifications

The BU69090NUX is a 5V single-phase full-wave FAN

motor driver with built in HALL element. It is part of the

DC brushless FAN motor driver series. BU69090NUX is

built in a compact package and provides Auto Gain

Control (AGC) function, silent drive by soft switching,

and low battery consumption via its standby function.

BU69090NUX is best used for notebook PC cooling

FANs.



Input Voltage Range:

Operating Temperature Range:

Output Voltage (High and Low Total):

1.8V to 5.5V

-40°C to +85°C

0.16V(Typ) at 0.2A

Features

Package

W(Typ) x D(Typ) x H(Max)

2.00mm x 3.00mm x 0.60mm



Built in HALL Element

AGC Function

PWM Speed Control

Soft Switching Drive (PWM Type)

Low PWM Duty Start Assist Function

Quick Start Function

Stand-by Mode

Lock Protection and Automatic Restart

Compact Package

VSON008X2030

Rotating Speed Pulse Signal (FG) Output

Applications

For compact 5V FAN such as notebook PC cooling

FAN

VSON008X2030



Typical Application Circuit

VCC

GND

＋

－

PWM

OUT2

OUT1

PGND

Figure 1. Application circuit

〇Product structure : Silicon monolithic integrated circuit 〇This product has no designed protection against radioactive rays

.www.rohm.com

TSZ02201-0H1H0B101950-1-2

06.Dec.2016 Rev.001

1/21

TSZ22111 • 14 • 001

12 3 4 5 6 7...24

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