ADT7490ARQZ-REEL Thermal Management by ON Semiconductor

Remote Thermal Monitor and Fan Controller with PECI Interface

Status: Active
Series: ADT7490
RoHS: Compliant
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The ADT7490 is a thermal monitor and multiple PWM fan controller for noise-sensitive or power-sensitive applications requiring active system cooling. The ADT7490 includes a local temperature sensor, two remote temperature sensors including series resistance cancellation, and monitors CPU temperature with a PECI interface. The ADT7490 can drive a fan using either a low or high frequency drive signal, and measure and control the speed of up to four fans so they operate at the lowest possible speed for minimum acoustic noise.

Where to Buy

Prices starting from US$1.65

Distributor Stock
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Farnell
from US$1.72
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Newark Electronics
from US$1.65
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Future Electronics
from US$1.71
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Avnet America
from US$1.77
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Avnet Asia
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EBV Elektronik
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Features

1 local on-chip temperature sensor
2 remote temperature sensors
3-current external temperature sensors with series resistance cancellation (SRC)
PECI interface for CPU thermal information and support of up to 4 PECI inputs on one pin
3 high frequency or low frequency PWM outputs for use with 3-wire or 4-wire fans
4 TACH inputs to measure fan speed
OS independent automatic fan speed control based on thermal information
Dynamic TMIN control mode to optimize system acoustics
Default startup at 100% PWM for all fans for robust operation
Applications
Thermal Management
Servers
RFID Reader
End Products
Notebook and Desktop Computers
Game Consoles

Specifications

Description ADT7490
Compliance Pb-free Halide free
Data Transmission Standard SMBus
ICC Max (mA) 5
VCC Min (V) 3
VCC Max (V) 3.6
T Min (°C) -40
T Max (°C) 125
Package Type QSOP-24

Alternative Descriptions

Remote Thermal Monitor And Fan Controller With Peci Interface/Reel |Onsemi ADT7490ARQZ-REEL | Newark Electronics
Remote Thermal Monitor and Fan Controller with PECI Interface - QSOP-24 | Future Electronics
Remote Thermal Monitor and Fan Controller 3.3V 24-Pin QSOP T/R | Avnet America
REMOTE THERMAL MONITOR/FAN CONT, QSOP-24 | Farnell


Frequently Asked Questions

Where can I find additional details, specifications and documents for a ADT7490ARQZ-REEL?

Additional datasheets, footprints and schematics for ADT7490ARQZ-REEL are listed on our Part Details page. You can also find images and similar parts to ADT7490ARQZ-REEL on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for ADT7490ARQZ-REEL on our Product Comparison page. Access via the 'View Pricing & Stock' button to view ADT7490ARQZ-REEL price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does ADT7490ARQZ-REEL fall under?

The ADT7490ARQZ-REEL is listed under Sensors > Thermal Management > Fan Controllers.

Can I view similar or alternative parts?

You can view similar parts to ADT7490ARQZ-REEL when available in the Fan Controllers range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the ADT7490ARQZ-REEL you can contact the distributor directly for product support, shipping queries etc.

Is the ADT7490ARQZ-REEL RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.

Which authorised distributors for ADT7490ARQZ-REEL have stock available?

Authorised distributors including Newark Electronics, Future Electronics, Avnet America, Avnet Asia and Farnell have stock available or on a lead time for ADT7490ARQZ-REEL.

How do I check stock and lead times for all distributors?

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