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MAX31790ATI+T
+NomenclatureIC MOTOR DRIVER 3V-5.5V 28TQFN
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FabricantAnalog Equipment GmbH / intégration Maxim
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Pièce fabricant #MAX31790ATI+T
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Package TQFN-28
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En stock7506
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Spécifications
| Attribut | Valeur |
| 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 |
Présentation
Description
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
Features
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 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.