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MAX3171CAI+ from MAX,MAXIM - Dallas Semiconductor

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MAX3171CAI+

Manufacturer: MAX

+3.3V Multiprotocol 3Tx/3Rx Software-Selectable Control Transceivers

Partnumber Manufacturer Quantity Availability
MAX3171CAI+,MAX3171CAI MAX 70 In Stock

Description and Introduction

+3.3V Multiprotocol 3Tx/3Rx Software-Selectable Control Transceivers The MAX3171CAI+ is a precision, dual-output temperature sensor and fan-speed controller manufactured by Maxim Integrated.  

### **Specifications:**  
- **Supply Voltage:** 3V to 5.5V  
- **Temperature Measurement Range:** -55°C to +125°C  
- **Accuracy:** ±1°C (from +60°C to +100°C)  
- **Resolution:** 1°C  
- **Fan Control Outputs:** Two PWM outputs  
- **Interface:** SMBus/I²C-compatible  
- **Package:** 28-pin SSOP  

### **Descriptions:**  
The MAX3171CAI+ monitors the temperature of two remote diode-connected transistors (or integrated sensors) and controls the speed of two fans using PWM outputs. It is designed for high-accuracy thermal management in systems such as servers, telecom equipment, and industrial applications.  

### **Features:**  
- Dual remote temperature sensing  
- Programmable fan-speed control  
- Automatic fan speed adjustment based on temperature  
- SMBus/I²C interface for communication  
- Programmable temperature thresholds with hysteresis  
- Supports external diode fault detection  
- Low power consumption  

This device ensures efficient thermal management while maintaining system reliability.

Partnumber Manufacturer Quantity Availability
MAX3171CAI+,MAX3171CAI MAXIN 244 In Stock

Description and Introduction

+3.3V Multiprotocol 3Tx/3Rx Software-Selectable Control Transceivers The MAX3171CAI+ is a precision temperature sensor and fan-speed controller manufactured by Maxim Integrated (now part of Analog Devices). Below are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX3171CAI+  
- **Package:** 28-pin SSOP (Shrink Small Outline Package)  
- **Operating Voltage Range:** 3V to 5.5V  
- **Temperature Measurement Range:** -40°C to +125°C  
- **Temperature Accuracy:** ±1°C (typical) from +60°C to +100°C  
- **Fan Control Output:** PWM (Pulse Width Modulation)  
- **Communication Interface:** SMBus/I²C-compatible (2-wire serial interface)  
- **Programmable Fan Speed Control:** Supports multiple fan profiles  
- **Fan Tachometer Input:** Measures fan speed (RPM)  
- **Programmable Alert Output:** Overtemperature warning  

### **Descriptions:**  
The MAX3171CAI+ is designed for precision thermal management in electronic systems. It integrates a temperature sensor with a fan-speed controller, allowing dynamic adjustment of cooling fan speeds based on temperature readings. The device communicates via SMBus/I²C, enabling system-level thermal monitoring and control.  

### **Features:**  
- **Integrated Temperature Sensor:** Measures local or remote diode temperature.  
- **Fan-Speed Control:** Adjusts fan speed via PWM output.  
- **Fan Tachometer Monitoring:** Measures and reports fan RPM.  
- **Programmable Temperature Thresholds:** Configurable for overtemperature alerts.  
- **Low Power Consumption:** Suitable for power-sensitive applications.  
- **Wide Operating Temperature Range:** -40°C to +125°C.  
- **SMBus/I²C Interface:** Allows easy integration with host controllers.  
- **28-Pin SSOP Package:** Compact form factor for space-constrained designs.  

This information is based on the manufacturer's datasheet and technical documentation.

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