7Semi OPT3004 Digital Ambient Light Sensor Breakout with I2C STEMMA QT / Qwiic
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The 7Semi OPT3004 Digital Ambient Light Sensor Breakout is a compact and high-precision module designed to measure visible light just the way the human eye perceives it. Built around the OPT3004 sensor, it delivers exceptional accuracy, wide dynamic range, and excellent infrared rejection, making it ideal for real-world lighting applications.
With seamless I2C compatibility and Qwiic/STEMMA QT support, this breakout is easy to integrate into microcontroller or IoT setups without complicated wiring.
Whether you're building smart lighting systems, automating energy-efficient environments, or experimenting with environmental monitoring projects, this module provides consistent and dependable lux readings.
Its advanced design, low-power performance, and precise optical filtering make it a reliable choice for hobbyists, students, and professional developers looking for accurate ambient light sensing in their projects.
| Parameter | Details |
|---|---|
| Sensor Model | OPT3004 Digital Ambient Light Sensor |
| Supply Voltage | 3.3V / 5V |
| Interface | I2C (Two-Wire Interface) |
| Measurement Range | 0.01 lux to 83,000 lux |
| Dynamic Range | 23-bit effective with automatic gain ranging |
| IR Rejection | 99% IR rejection over ±85° angle |
| Spectral Response | Matches human eye visibility range |
| Board Dimensions | 27 × 20 mm |
| Connector Support | Qwiic / STEMMA QT (4-pin, 1mm pitch) |
| Cable | 15 cm Qwiic female-to-female cable available separately |
This product comes with a 6 months manufacturer warranty from the date of purchase, covering manufacturing defects only.
The product shows signs of physical damage, mishandling, exposure to water/moisture, fire, natural calamities, unauthorized repairs, improper storage near heat or direct sunlight, or alteration in any way.
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