Description
The LM75 Temperature Sensor Module is a compact and accurate digital temperature sensing device designed for embedded systems, environmental monitoring, and STEM laboratory applications. With a simple I²C interface, it allows microcontrollers to easily measure ambient temperature in real time with high precision.
Key Features
Digital Temperature Output – Direct I²C interface simplifies integration with microcontrollers
High Accuracy – ±2°C typical accuracy over -25°C to +100°C range
Low Power Consumption – Suitable for battery-powered systems
Compact Module Design – Easy to integrate into embedded and DIY projects
Overtemperature Shutdown Feature – Provides system protection in critical applications
Wide Operating Voltage – 2.8V to 5.5V DC
Technical Specifications
Operating Voltage: 2.8V – 5.5V DC
Operating Temperature Range: -55°C to +125°C (sensor), typical measurement range -25°C to +100°C
Accuracy: ±2°C typical
Resolution: 9-bit (0.5°C per bit)
Communication Interface: I²C (up to 400 kHz)
Operating Current: ~10 µA (standby), 5 mA (active)
Package Dimensions: Compact PCB breakout for easy mounting
Applications
Environmental monitoring systems
HVAC and climate control projects
Embedded system temperature sensing
STEM laboratory experiments on thermal measurement
IoT-based temperature monitoring systems
The LM75 module is compatible with platforms such as the Arduino Uno and Raspberry Pi, allowing easy implementation of temperature monitoring, data logging, and automated control systems.
Educational & Research Value
The LM75 Temperature Sensor Module supports hands-on learning in:
Digital temperature sensing
I²C communication protocols
Embedded system data acquisition
Environmental monitoring and control
Calibration and precision measurement techniques
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