Gravity: Analog Ambient Light Sensor for Arduino & ESP32

The Gravity Analog Ambient Light Sensor provides a reliable way to detect light intensity and output an analog voltage signal proportional to the illumination level. As a highly sensitive Arduino light sensor, its ideal for light-sensitive applications such as environmental monitoring, automatic lighting, and DIY electronics projects. This ambient light sensor ensures precision in every light intensity sensor application.

Compatible with popular platforms like Arduino, ESP32, micro:bit, RP2040, and Raspberry Pi (with external ADC), this phototransistor based sensor operates in a wide voltage range of 3.3V to 5V. With plug-and-play Gravity interface and an optional Gravity IO expansion shield, this analog ambient light sensor is extremely easy to integrate and deploy for any light sensor project.

Key Features

• Measures light intensity from 1 Lux to 6000 Lux with this ambient light sensor

• Analog output for simple microcontroller integration in light sensor systems

• Fast response time: 15s for rapid light intensity sensor feedback

• Supports Mind+ and MakeCode graphical programming for Arduino light sensor setups

• Gravity interface: no soldering required for this phototransistor module

• Wide voltage support: 3.3V ~ 5V compatible light intensity sensor

• Compact size: 22mm x 30mm (0.87 x 1.18) ambient light sensor

• Ideal for classrooms, hobby projects, and rapid prototyping with an Arduino light sensor

Specifications

• Operating Voltage: 3.3V5V

• Illumination Range: 16000 Lux

• Output Type: Analog

• Response Time: 15s

• Interface: Gravity Analog (PH2.0)

• Dimensions: 22 x 30mm

Applications

• Light-sensitive automation

• Brightness-based feedback control

• Smart home lighting

• Educational STEM projects

Shipping List

• 1x Analog Ambient Light Sensor

• 1x Analog Cable

Reference

Wiki (DFRobot Ambient Light Sensor)

Schematic

PT550 Datasheet