Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Sensor Type | Digital, Local |
| Sensing Temperature - Local | -55°C ~ 125°C |
| Output Type | I²C/SMBus |
| Voltage - Supply | 3V ~ 5.5V |
| Resolution | 11 b |
| Features | One-Shot, Output Switch, Programmable Limit, Shutdown Mode |
| Accuracy - Highest(Lowest) | ±1°C (±3°C) |
| Test Condition | 0°C ~ 70°C (-55°C ~ 125°C) |
| Operating Temperature | -55°C ~ 125°C |
| Mounting Type | Surface Mount |
Tổng quan
Description
The NCT75DMR2G is a digital temperature sensor commonly used in electronic systems for precise temperature monitoring and control. This device is manufactured by ON Semiconductor and is designed to measure temperature accurately within a specified range. It typically communicates over an I²C interface, making it compatible with a wide array of microcontrollers and systems. The sensor is known for its low power consumption, which is crucial for battery-powered devices.
The NCT75DMR2G offers high accuracy, often within ±2°C, and can operate over a typical temperature range from -55°C to +125°C. It features user-programmable registers that allow for customization of alert thresholds and configurations suited to specific applications. This sensor is often used in applications such as system thermal management, industrial controls, and HVAC systems. Its small package size makes it suitable for applications where space is limited. Overall, the NCT75DMR2G is valued for its reliability, ease of integration, and precise temperature measurement capabilities.
The NCT75DMR2G offers high accuracy, often within ±2°C, and can operate over a typical temperature range from -55°C to +125°C. It features user-programmable registers that allow for customization of alert thresholds and configurations suited to specific applications. This sensor is often used in applications such as system thermal management, industrial controls, and HVAC systems. Its small package size makes it suitable for applications where space is limited. Overall, the NCT75DMR2G is valued for its reliability, ease of integration, and precise temperature measurement capabilities.
Equivalent
The NCT75DMR2G is a temperature sensor typically used in electronics for monitoring system temperatures. Equivalent products include:
1. LM75 series (e.g., LM75A) by Texas Instruments or NXP
2. TMP75 series by Texas Instruments
3. MCP9800 series by Microchip Technology
4. ADT75 by Analog Devices
These alternatives generally offer similar I²C interface compatibility and operational temperature ranges. Always verify specific features and compatibility with your application requirements before selecting a replacement.
1. LM75 series (e.g., LM75A) by Texas Instruments or NXP
2. TMP75 series by Texas Instruments
3. MCP9800 series by Microchip Technology
4. ADT75 by Analog Devices
These alternatives generally offer similar I²C interface compatibility and operational temperature ranges. Always verify specific features and compatibility with your application requirements before selecting a replacement.
Features
The NCT75DMR2G is a temperature sensor IC designed for monitoring and control applications. Key features include:
1. Digital Interface: It interfaces through I2C/SMBus, allowing for easy integration with microcontrollers.
2. Temperature Range: Measures temperatures from -55°C to +125°C with high accuracy.
3. Accuracy: Offers a temperature accuracy of ±1°C, ensuring precise monitoring.
4. Supply Voltage: Operates on a supply voltage range from 3V to 3.6V.
5. Low Power Consumption: Designed for energy-efficient operation, ideal for battery-powered devices.
6. Programmable Features: Includes user-programmable temperature limits and hysteresis settings for customizable monitoring.
7. Alert Function: Provides an alert output for over-temperature conditions, enabling proactive system management.
8. Compact Package: Available in a small, space-saving package suitable for compact designs.
These features make the NCT75DMR2G suitable for a wide array of applications, including consumer electronics, computing, and industrial systems where reliable temperature monitoring is essential.
1. Digital Interface: It interfaces through I2C/SMBus, allowing for easy integration with microcontrollers.
2. Temperature Range: Measures temperatures from -55°C to +125°C with high accuracy.
3. Accuracy: Offers a temperature accuracy of ±1°C, ensuring precise monitoring.
4. Supply Voltage: Operates on a supply voltage range from 3V to 3.6V.
5. Low Power Consumption: Designed for energy-efficient operation, ideal for battery-powered devices.
6. Programmable Features: Includes user-programmable temperature limits and hysteresis settings for customizable monitoring.
7. Alert Function: Provides an alert output for over-temperature conditions, enabling proactive system management.
8. Compact Package: Available in a small, space-saving package suitable for compact designs.
These features make the NCT75DMR2G suitable for a wide array of applications, including consumer electronics, computing, and industrial systems where reliable temperature monitoring is essential.
Pinout
The NCT75DMR2G is a digital temperature sensor with a 2-wire interface. It typically comes in an 8-pin package. Here is a brief overview of the pin functions:
1. VDD: Supply voltage pin. Connects to the power supply.
2. GND: Ground pin. Connects to the ground of the circuit.
3. SDA: Serial Data Line. Used for data transfer in I²C communication.
4. SCL: Serial Clock Line. Used to provide the clock signal for I²C communication.
5. ALERT: Alert Pin. An open-drain output that signals an over-temperature condition.
6. A0, A1, A2: Address Pins. Used to configure the I²C address of the device for communication, allowing multiple devices on the same bus.
The NCT75DMR2G is commonly used for monitoring temperature in electronic equipment and can provide high accuracy temperature readings over the I²C interface.
1. VDD: Supply voltage pin. Connects to the power supply.
2. GND: Ground pin. Connects to the ground of the circuit.
3. SDA: Serial Data Line. Used for data transfer in I²C communication.
4. SCL: Serial Clock Line. Used to provide the clock signal for I²C communication.
5. ALERT: Alert Pin. An open-drain output that signals an over-temperature condition.
6. A0, A1, A2: Address Pins. Used to configure the I²C address of the device for communication, allowing multiple devices on the same bus.
The NCT75DMR2G is commonly used for monitoring temperature in electronic equipment and can provide high accuracy temperature readings over the I²C interface.
Manufacturer
The NCT75DMR2G is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a leading semiconductor supplier that focuses on designing and manufacturing a wide range of semiconductor components. The company provides products and solutions for various industries, including automotive, industrial, consumer electronics, communications, and computing. Their product portfolio includes power management, analog, sensors, logic, timing, connectivity, discrete, SoC (System on Chip), and custom devices. onsemi aims to create energy-efficient innovations to support transformative megatrends such as vehicle electrification, advanced safety features, sustainable energy grids, industrial automation, and 5G and cloud infrastructure.
Application
The NCT75DMR2G is a digital temperature sensor with an I2C interface, commonly used in various applications requiring precise temperature monitoring and control. Its key application areas include:
1. Consumer Electronics: For temperature regulation in devices like laptops, smartphones, and gaming consoles.
2. Industrial Automation: Monitoring equipment and processes to ensure operational efficiency and safety.
3. Healthcare Devices: Used in medical equipment for accurate temperature sensing.
4. Automotive Systems: Managing thermal conditions in vehicles for both comfort and safety.
5. Telecommunication Equipment: Ensuring optimal performance of network infrastructure by maintaining adequate thermal conditions.
Its low power consumption and precise measurements make it suitable for these varied environments.
1. Consumer Electronics: For temperature regulation in devices like laptops, smartphones, and gaming consoles.
2. Industrial Automation: Monitoring equipment and processes to ensure operational efficiency and safety.
3. Healthcare Devices: Used in medical equipment for accurate temperature sensing.
4. Automotive Systems: Managing thermal conditions in vehicles for both comfort and safety.
5. Telecommunication Equipment: Ensuring optimal performance of network infrastructure by maintaining adequate thermal conditions.
Its low power consumption and precise measurements make it suitable for these varied environments.
Package
The NCT75DMR2G is typically available in a surface-mount package, specifically the SOIC-8 (Small Outline Integrated Circuit with 8 pins). This package type is commonly used for integrated circuits due to its compact size and ease of use in various electronic applications.