ADM1034

更新时间： 2024-02-19 01:11:53

品牌	Logo	应用领域
亚德诺 - ADI		风扇监控控制器
页数	文件大小	规格书
40页	1527K
描述
Thermal Monitor and Fan Speed (RPM) Controller

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数据手册

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ADM1034 数据手册

Thermal Monitor and

Fan Speed (RPM) Controller

ADM1034

Look-up table for temperature-to-fan-speed control

Linear and discrete options for look-up table

FAN_FAULToutput

FEATURES

1 local and 2 remote temperature channels

1ꢀ° accuracy on local and remote channels

Automatic remote temperature channels, up to 1 kΩ

Fast (up to 64 measurements per second)

SMBus 2.0, 1.1, and 1.0 compliant

THERM input, used to time PRO°HOT assertions

REF input, used as reference for THERM (PRO°HOT)

3 V to 5.5 V supply

SMBus address input/LO°ATION input to UDID

Programmable over-/undertemperature limits

Programmable fault queue

SMBusALERT output

Fail-safe overtemperature comparator output

Fan speed (RPM) controller

Small 16-lead QSOP package

APPLI°ATIONS

Desktop and notebook P°s

Embedded systems

Telecommunications equipment

L°D projectors

FUN°TIONAL BLO°K DIAGRAM

SMBUS

ADDRESS

ADM1034

SCL

SDA

SERIAL BUS

INTERFACE

MANUAL FAN

SPEED CONTROL

REGISTERS

ADDRESS

POINTER

FAN_FAULT

TEMPERATURE-TO-

FAN-SPEED

LOOK-UP TABLE

ALERT

THERM

MASK

REGISTERS

FAULT

QUEUE

ALERT

THERM

STATUS

DRIVE1

DRIVE2

FAN SPEED

CONTROLLER

FAN RESPONSE

LIMIT

COMPARATOR

VALUE AND

LIMIT

REGISTERS

THERM PERCENT

TIMER

TACH1

TACH2

FAN

SPEED

COUNTER

TACH SIGNAL

CONDITIONING

FAULT

QUEUE

REF

HYSTERESIS

REGISTERS

LOCATION

D1–

D1+

ADC

ANALOG

MULTIPLEXER

OFFSET

REGISTERS

SRC

BLOCK

D2– 11

CONVERSION

RATE REGISTER

BAND GAP

REFERENCE

D2+

BAND GAP

TEMPERATURE

SENSOR

CONFIGURATION

REGISTERS

GND

Figure 1.

Rev. 0

Information furnished by Analog Devices is believed to be accurate and reliable.

However, no responsibility is assumed by Analog Devices for its use, nor for any

infringements of patents or other rights of third parties that may result from its use.

Specifications subject to change without notice. No license is granted by implication

or otherwise under any patent or patent rights of Analog Devices. Trademarks and

registered trademarks are the property of their respective owners.

One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A.

Tel: 781.329.4700

Fax: 781.326.8703

www.analog.com

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