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Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| MotorType-ACDC | Brushless DC (BLDC) |
| Function | Driver - Fully Integrated, Control and Power Stage |
| OutputConfiguration | Low Side (6) |
| Interface | I²C |
| Technology | Power MOSFET |
| Applications | Fan Motor Driver |
| Voltage-Supply | 3V ~ 5.5V |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 28-WFQFN Exposed Pad |
Обзор
Description
The MAX31790ATI+T is a sophisticated fan controller IC designed to manage up to six cooling fans in electronic systems. It features precise control and monitoring capabilities to optimize thermal management, making it suitable for applications such as servers, telecommunications equipment, and other high-performance computing systems.
Key features of the MAX31790ATI+T include:
1. PWM Control: It provides six independent PWM outputs to drive fans, with each capable of 8-bit resolution, allowing fine control over fan speed.
2. Temperature Monitoring: The IC can monitor up to six temperature sensors, enabling responsive adjustments to fan speed based on thermal conditions.
3. I2C/SMBus Interface: For easy integration, the device communicates with a host system via I2C/SMBus, facilitating configuration and status monitoring.
4. Fault Detection: It includes fault detection features, such as fan failure and over-temperature alarms, enhancing system reliability.
5. Efficiency and Flexibility: By optimizing fan speeds, it helps reduce noise and power consumption.
Overall, the MAX31790ATI+T is designed to ensure efficient thermal regulation, crucial for maintaining performance and longevity of electronic systems.
Key features of the MAX31790ATI+T include:
1. PWM Control: It provides six independent PWM outputs to drive fans, with each capable of 8-bit resolution, allowing fine control over fan speed.
2. Temperature Monitoring: The IC can monitor up to six temperature sensors, enabling responsive adjustments to fan speed based on thermal conditions.
3. I2C/SMBus Interface: For easy integration, the device communicates with a host system via I2C/SMBus, facilitating configuration and status monitoring.
4. Fault Detection: It includes fault detection features, such as fan failure and over-temperature alarms, enhancing system reliability.
5. Efficiency and Flexibility: By optimizing fan speeds, it helps reduce noise and power consumption.
Overall, the MAX31790ATI+T is designed to ensure efficient thermal regulation, crucial for maintaining performance and longevity of electronic systems.
Equivalent
The MAX31790ATI+T is a temperature sensor and fan controller. Equivalent products include the LTC2978 from Analog Devices, the EMC2103 from Microchip Technology, and the NCT7802Y from Nuvoton. These alternatives offer similar functionalities like temperature monitoring, fan control, and I2C/SMBus interfaces. When choosing an equivalent, ensure compatibility with your specific application requirements.
Features
The MAX31790ATI+T is a sophisticated temperature and fan-speed controller designed for efficient thermal management in electronic systems. Key features include:
1. Fan Control: Supports up to six independent PWM fan outputs, allowing for precise fan speed adjustments to optimize cooling and noise levels.
2. Temperature Monitoring: Integrates six remote temperature sensor inputs and one local temperature sensor, enabling accurate thermal monitoring and control.
3. Programmable PWM: The PWM outputs are programmable, providing flexibility in configuring fan speed profiles according to specific thermal requirements.
4. I2C/SMBus Interface: Utilizes an I2C/SMBus interface for easy integration and communication with other system components.
5. Fault Detection: Incorporates fault detection features such as fan-failure alerts and over-temperature alarms to enhance system reliability and safety.
6. Voltage Range: Operates over a supply voltage range of 3.0V to 5.5V, suitable for various applications.
7. Low Power Consumption: Designed for low power usage, making it suitable for energy-efficient applications.
These features make the MAX31790ATI+T ideal for use in servers, telecommunications equipment, and other high-performance computing environments requiring robust thermal management.
1. Fan Control: Supports up to six independent PWM fan outputs, allowing for precise fan speed adjustments to optimize cooling and noise levels.
2. Temperature Monitoring: Integrates six remote temperature sensor inputs and one local temperature sensor, enabling accurate thermal monitoring and control.
3. Programmable PWM: The PWM outputs are programmable, providing flexibility in configuring fan speed profiles according to specific thermal requirements.
4. I2C/SMBus Interface: Utilizes an I2C/SMBus interface for easy integration and communication with other system components.
5. Fault Detection: Incorporates fault detection features such as fan-failure alerts and over-temperature alarms to enhance system reliability and safety.
6. Voltage Range: Operates over a supply voltage range of 3.0V to 5.5V, suitable for various applications.
7. Low Power Consumption: Designed for low power usage, making it suitable for energy-efficient applications.
These features make the MAX31790ATI+T ideal for use in servers, telecommunications equipment, and other high-performance computing environments requiring robust thermal management.
Pinout
The MAX31790ATI+T is a fan-speed controller IC designed to manage and control the speeds of multiple fans in electronic systems. It features six independent PWM fan outputs, making it suitable for applications requiring precise fan control.
The IC is housed in a TQFN package with 40 pins. The pins serve various functions, including power supply inputs, ground connections, I2C/SMBus communication interfaces, PWM fan control outputs, tachometer inputs for fan speed monitoring, and configuration settings.
Key functions and features of the MAX31790 include:
- Six PWM outputs to control fan speed
- Six tachometer inputs for fan speed feedback
- I2C/SMBus interface for communication and configuration
- Fault detection and fan-failure monitoring
- Flexible PWM frequency settings
- Programmable spin-up drive and speed ramping
These features make the MAX31790ATI+T suitable for applications requiring efficient thermal management, such as servers, telecom equipment, and industrial systems.
The IC is housed in a TQFN package with 40 pins. The pins serve various functions, including power supply inputs, ground connections, I2C/SMBus communication interfaces, PWM fan control outputs, tachometer inputs for fan speed monitoring, and configuration settings.
Key functions and features of the MAX31790 include:
- Six PWM outputs to control fan speed
- Six tachometer inputs for fan speed feedback
- I2C/SMBus interface for communication and configuration
- Fault detection and fan-failure monitoring
- Flexible PWM frequency settings
- Programmable spin-up drive and speed ramping
These features make the MAX31790ATI+T suitable for applications requiring efficient thermal management, such as servers, telecom equipment, and industrial systems.
Manufacturer
The MAX31790ATI+T is manufactured by Analog Devices, Inc. Analog Devices is a multinational company that specializes in the design and manufacturing of semiconductor devices. The company focuses on analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs) used in a wide array of electronic equipment. These products are crucial for converting, conditioning, and processing real-world analog signals such as light, sound, temperature, motion, and pressure into digital data that can be manipulated by computers and other digital systems. Analog Devices serves various industries, including industrial, automotive, communications, healthcare, and consumer electronics, providing solutions that enhance performance and efficiency in electronic systems.
Application
The MAX31790ATI+T is a fan-speed controller with extensive application in areas requiring precise thermal management. It's commonly used in data centers, telecommunications equipment, and industrial systems to manage cooling and maintain optimal operating temperatures. The device supports multiple PWM outputs for controlling fan speed and integrates temperature monitoring, making it suitable for high-reliability environments. Its ability to interface with host systems via I2C/SMBus makes it versatile for use in servers, networking equipment, and storage systems where efficient thermal regulation is critical to performance and longevity.
Package
The MAX31790ATI+T is a digital temperature sensor and fan controller that typically comes in a TQFN (Thin Quad Flat No-Lead) package. Specifically, it uses a 28-pin TQFN package, which is compact and suitable for surface-mount technology.