NCT7491RQR2G Thermal Management by ON Semiconductor
Remote Thermal Monitor and Fan Controller with PECI 3.0 Interface and SMBus Compatible Master
| Status: | Active |
|---|---|
| Series: | NCT7491 |
| RoHS: | Compliant |
Where to Buy
Prices starting from US$0.89
| Distributor | Stock | ||
|---|---|---|---|
|
Rochester Electronics
from US$1.24
|
2,500
in stock
|
Buy Now |
|
Flip Electronics
from US$0.89
|
2,500
in stock
|
Buy Now |
|
element14
from US$1.88
|
132
in stock
|
Buy Now |
|
Farnell
from US$2.29
|
132
in stock
|
Buy Now |
|
Avnet America
from US$1.20
|
0
in stock
|
Buy Now |
|
Newark Electronics
-
|
0
in stock
|
Buy Now |
|
|
Avnet Asia
-
|
0
in stock
|
Buy Now |
| Buy Now |
Features
| PECI 3.0 Master for CPU Monitoring |
| SMBus Compatible Master |
| On chip Temperature Sensor |
| 2 Remote Sensor Channels |
| Series Resistance Cancellation on Remote Sensors |
| 3 PWM Fan Control Outputs |
| 4 Tach Monitoring Input |
| PWM Automatic Fan Speed Control |
| 4 Analog Inputs for Voltage Monitoring |
| Vdd Supply Voltage Monitoring |
| PECI VTT Voltage Monitoring |
| Over temperature Outputs |
| Limit Comparison of Monitored Channels |
| SMBus Address Selection Allows up to 3 Devices |
| Meets SMBus 2.0 Electrical Specifications (fully SMBus 1.1 compliant) |
| These Devices are PbFree, Halogen Free/BFR Free and are RoHS Compliant |
| Applications |
|---|
| System Thermal Management |
| Desktop Computers |
| Mobile platforms |
| End Products |
|---|
| PECI 3.0 Generic Interface |
| Servers |
Specifications
| Description | NCT7491 |
|---|---|
| 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 |
Last 6 months Inventory & Pricing History
Alternative Descriptions
| MOTOR DRIVER, QSOP-24 | element14 |
| Remote Thermal Monitor And Fan Controller With Peci 3.0 Interface And Smbus Compatible Master/ Reel |Onsemi NCT7491RQR2G | Newark Electronics |
Frequently Asked Questions
Where can I find additional details, specifications and documents for a NCT7491RQR2G?
Additional datasheets, footprints and schematics for NCT7491RQR2G are listed on our Part Details page. You can also find images and similar parts to NCT7491RQR2G on this page.
What pricing and inventory information can I view?
Distributor pricing and stock information is available for NCT7491RQR2G on our Product Comparison page. Access via the 'View Pricing & Stock' button to view NCT7491RQR2G price breaks, MOQs, lead times, inventory and SKUs from distributors.
What category does NCT7491RQR2G fall under?
The NCT7491RQR2G is listed under Sensors > Thermal Management > Fan Controllers.
Can I view similar or alternative parts?
You can view similar parts to NCT7491RQR2G 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 NCT7491RQR2G you can contact the distributor directly for product support, shipping queries etc.
Is the NCT7491RQR2G RoHS compliant?
Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.
Which authorised distributors for NCT7491RQR2G have stock available?
Authorised distributors including Rochester Electronics, Flip Electronics, element14, Farnell and Avnet America have stock available or on a lead time for NCT7491RQR2G.
How do I check stock and lead times for all distributors?
Stock availability and lead times will be displayed for NCT7491RQR2G often in real-time on the comparison pages.
What if I can't find stock of NCT7491RQR2G?
You can fill out our help required form which you can use to request a quote for NCT7491RQR2G from some of our verified obsolescence suppliers. Alternatively, contact us via our web chat in the bottom left of your screen and one of our team will try to help.