SKU: SENS-3780
📋 GST Invoice Available

STMicroelectronics STTS751 Digital Temperature Sensor, I²C/SMBus, -40°C to +125°C, ±1°C Accuracy

₹79.00 (Inclusive of all taxes)
Out of Stock

The STMicroelectronics STTS751 is a high-accuracy digital temperature sensor with I²C/SMBus interface, designed for precise thermal monitoring from -40°C to +125°C. It is ideal for integration with microcontrollers, industrial PLCs, and IoT systems requiring stable, low-power operation.

Features

  • High-accuracy digital temperature sensing with ±1°C typical accuracy.
  • Wide operating range from -40°C to +125°C for harsh environments.
  • Standard I²C and SMBus digital interface for easy MCU integration.
  • Ultra-low power consumption, down to 3 µA in standby mode.
  • Compact surface-mount (SMD) package for space-constrained PCB designs.

Out of stock

Description

The STTS751 utilizes a high-precision digital sensing element to provide stable and reliable temperature data across an extended industrial range. Its digital output via I²C/SMBus eliminates analog signal conditioning needs, offering direct compatibility with a vast array of microcontrollers, single-board computers, and industrial data acquisition systems.

Engineered for low-power operation, the sensor features configurable conversion rates and a standby mode, making it suitable for battery-powered portable devices and always-on monitoring systems. The robust SMD package ensures long-term reliability in demanding applications such as server thermal management, industrial automation, and consumer electronics.

Key Features

  • High-Precision Digital Core: Delivers accurate temperature readings with a typical accuracy of ±1°C across the full -40°C to +125°C range.
  • Configurable Resolution: Supports four resolution settings from 9-bit (0.5°C/LSB) to 12-bit (0.0625°C/LSB), with a default of 10-bit (0.25°C/LSB).
  • Optimized Power Management: Features ultra-low operating currents (50 µA typical at 8 conversions/sec) and a deep standby mode drawing only 3 µA.
  • Industrial-Grade Communication: Fully compatible with I²C and SMBus protocols for reliable data transfer in noisy environments.
  • Robust SMD Construction: Housed in a compact, surface-mount package designed for automated assembly and high-reliability PCB mounting.
  • Fast Response Time: Provides quick temperature updates for real-time system monitoring and control loops.

Applications

  • Server and data center thermal management and overheating protection.
  • Industrial automation and process control systems requiring precise temperature feedback.
  • Battery-powered IoT devices and portable consumer electronics for environmental monitoring.
  • Embedded thermal compensation in precision measurement equipment and instrumentation.
  • Thermal management in automotive infotainment and control modules.

Technical Specifications

Manufacturer Part NumberSTTS751
Sensor TypeDigital Temperature Sensor
Operating Temperature Range-40°C to +125°C
Typical Accuracy±1°C
InterfaceI²C / SMBus
Supply Voltage Range2.7V to 3.6V
ResolutionConfigurable: 9-bit (0.5°C/LSB), 10-bit (0.25°C/LSB) default, 12-bit (0.0625°C/LSB)
Power Consumption (Typical)50 µA (8 conv/sec), 20 µA (1 conv/sec), 3 µA (standby)
Mounting TypeSurface Mount (SMD)
Output TypeDigital (I²C/SMBus)

Frequently Asked Questions

What is the operating voltage range for the STTS751 sensor?

The STTS751 operates from a supply voltage of 2.7V to 3.6V. It is designed for direct compatibility with standard 3.3V logic systems commonly found in microcontrollers and embedded platforms.

How do I communicate with the STTS751 using a microcontroller?

Communication is via the standard I²C or SMBus protocol. You simply need to connect the SDA and SCL lines to your MCU's corresponding I²C pins, along with power and ground. The sensor has a configurable I²C address for bus compatibility.

What is the typical accuracy and how configurable is the sensor's resolution?

The sensor offers a typical accuracy of ±1°C. Its resolution is software-configurable through the I²C interface, offering four settings: 9-bit (0.5°C/LSB), 10-bit (0.25°C/LSB - default), and up to 12-bit (0.0625°C/LSB) for higher precision applications.

Is the STTS751 suitable for battery-powered applications?

Yes, its ultra-low power consumption profile makes it ideal. Typical current draw is 50 µA at 8 conversions per second, and it features a standby mode consuming only 3 µA, allowing for significant battery life extension in portable devices.

Package Includes

  • 1 x STMicroelectronics STTS751 Digital Temperature Sensor

Additional Information

Weight 0.005 kg
Dimensions 3 × 3 × 2 cm