DFRobot - Gravity: Analog LM35 Temperature Sensor for Arduino

Gravity: Analog LM35 Temperature Sensor for Arduino - Simple Analog Temperature Sensing for Arduino, ESP32, and Classroom Projects. A cost-effective LM35-based temperature sensor designed for learning analog input, reading ambient air temperature, and building basic indoor temperature monitoring projects. With a linear 10 mV/°C analog output, temperature changes can be read directly through a microcontroller ADC without using I2C, UART, or complex libraries.

Who This Is For

• Arduino and ESP32 beginners learning analog sensors
• STEM education and classroom electronics projects
• Basic indoor ambient temperature monitoring
• Projects that need a simple, low-cost temperature input

  Core Difference

• Linear analog output: 10 mV/°C
• Direct voltage-to-temperature conversion
• No digital protocol or sensor library required
• Gravity connector and analog cable included for easier wiring
• Works with 3.3–5V microcontroller boards

Why Choose This LM35 Temperature Sensor

This LM35 temperature sensor is a practical choice for understanding how analog temperature sensors work. Compared with digital temperature and humidity sensors, it provides a simpler signal path, making it suitable for ADC experiments, voltage measurement lessons, and entry-level Arduino projects.

Best used for basic ambient air temperature sensing in dry indoor environments.

Wiring Diagram of Gravity: Analog LM35 Temperature Sensor and Arduino

• Based on the semiconductor LM35 temperature sensor
• Can be used to detect ambient air temperature

• Type: Analog
• Working Voltage: 3.3-5V
• Sensitivity: 10mV per degree Celcius
• Functional range: 0 degree Celsius to 100 degree Celsius

• Standard assembling structure (Times-of-5mm Center distance between two 3mm mounting holes)
• Easily recognitive interfaces of sensors ("A" for analog and "D" for digital)
• Icons to simplely illustrate sensor function 
• High quality connector
• Immersion gold surface

• Arduino LM35 Temperature Sensor x1
• Analog Sensor Cable  (SKU:FIT0031) x1