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NCT7491MNTXG
+BOMIC REMOTE THERMAL MONITOR 24QFN
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Nhà sản xuấtonsemi
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Ông. Phần #NCT7491MNTXG
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Bảng dữ liệu NCT7491MNTXG DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Part Status | Active |
| Function | Temp Monitoring System (Sensor) |
| Sensor Type | Internal and External |
| Sensing Temperature | 0°C ~ 85°C, -40°C ~ 125°C |
| Accuracy | ±3.5°C |
| Topology | ADC, Comparator, Multiplexer, Register Bank |
| Output Type | 2-Wire Serial, I2C/SMBUS |
| Output Alarm | Yes |
| Output Fan | Yes |
| Voltage - Supply | 3V ~ 3.6V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
| Package / Case | 24-VFQFN Exposed Pad |
| Supplier Device Package | 24-QFN (4x4) |
| Base Product Number | NCT7491 |
Tổng quan
Description
Key features include low power consumption, high accuracy, and fast response time. It typically communicates via I2C or SPI interfaces, enabling straightforward data acquisition. The NCT7491MNTXG is often employed in systems requiring real-time temperature monitoring, such as HVAC systems, wearable devices, and smart home applications.
With its compact size and reliable performance, the NCT7491MNTXG is an ideal choice for engineers seeking to implement effective thermal management solutions in their designs.
Equivalent
Features
1. Temperature Measurement: It offers precise temperature sensing with an accuracy of ±1°C across a wide temperature range.
2. Voltage Monitoring: Capable of monitoring supply voltages, ensuring system integrity and safety.
3. Multiple Channels: Supports multiple temperature sensors, allowing for monitoring of various components simultaneously.
4. I2C Interface: Provides an easy-to-use I2C communication protocol for integration with microcontrollers and other digital devices.
5. Low Power Consumption: Designed for energy efficiency, making it suitable for battery-operated applications.
6. Alert Functionality: Features programmable alerts for temperature and voltage thresholds, enhancing system reliability.
7. Compact Package: Available in a small form factor, facilitating integration into space-constrained designs.
This device is ideal for applications in industrial automation, consumer electronics, and HVAC systems where precise monitoring is critical.
Pinout
Pin Count: 20 pins
Functions:
- It monitors the temperature using built-in sensors.
- It supports multiple thermal zones for monitoring different areas.
- The chip can control fan speed based on temperature readings, enabling efficient thermal management.
- It includes I2C communication for easy interfacing with microcontrollers or processors.
- It features programmable temperature thresholds and fan profiles for customization.
This device is often used in PCs, servers, and other electronic systems to maintain optimal thermal conditions.
Manufacturer
Application
1. Consumer Electronics: For temperature monitoring in devices like smartphones and laptops.
2. Industrial Equipment: To ensure optimal operating temperatures in machinery.
3. HVAC Systems: For precise temperature control in heating, ventilation, and air conditioning systems.
4. Automotive: In engine management systems and cabin temperature regulation.
5. Medical Devices: For monitoring temperature in diagnostic equipment and patient care.
6. Smart Home Devices: In thermostats and environmental monitoring systems.
Its accurate readings and digital interface make it suitable for these diverse applications.