LM75 I2C Temperature Sensor Module – Digital Thermometer for Arduino & ESP32

LM75 I2C Temperature Sensor Module

The LM75 is a high-accuracy digital temperature sensor module with I2C interface. It features configurable address pins (A0, A1, A2) allowing up to 8 devices on the same bus, making it perfect for multi-sensor temperature monitoring systems.

Key Features

• Sensor IC: LM75 digital temperature sensor
• Interface: I2C (SDA, SCL)
• Temperature range: -55°C to +125°C
• Accuracy: ±2°C
• Supply voltage: 3.3V – 5V (VCC)
• OS (Overtemperature Shutdown) alert output pin
• Configurable I2C address via A0, A1, A2 pins (up to 8 devices)
• Compact purple PCB breakout board

Applications

• Temperature monitoring and data logging
• Thermostat and HVAC control systems
• Arduino, ESP32, and Raspberry Pi projects
• Industrial temperature sensing