OPT3001 Light Sensor Module

OPT3001 Light Sensor Module
  • Brands CJMCU
  • Product Code:SQ3435
  • Availability: In Stock
  • $6.70
  • Ex Tax:$6.70
This product has a minimum quantity of 5

Tags: OPT3001, CJMCU 3001, Lux Meter, ambient sensor, CJMCU


The OPT3001 sensor is a single-chip lux meter, measuring the intensity of light as visible by the human eye. The precision spectral response and strong IR rejection of the device enables the OPT3001 to accurately meter the intensity of light as seen by the human eye regardless of light source.
CJMCU-3001 use I2C protocol for connecting to mcu.

CJMCU OPT3001 Application:

  1. Display Backlight Controls
  2. Lighting Control Systems
  3. Tablet and Notebook Computers
  4. Thermostats and Home Automation Appliances
  5. Point-of-Sale Terminals
  6. Outdoor Traffic and Street Lights
  7. Cameras

CJMCU OPT3001 Features:

  1. Precision Optical Filtering to Match Human Eye:
  2. – Rejects > 99% (typ) of IR
  3. Automatic Full-Scale Setting Feature Simplifies
  4. Software and Ensures Proper Configuration
  5. Measurements: 0.01 lux to 83 k lux
  6. • 23-Bit Effective Dynamic Range With
  7. Automatic Gain Ranging
  8. 12 Binary-Weighted Full-Scale Range Settings:< 0.2% (typ) Matching Between Ranges
  9. Low Operating Current: 1.8 μA (typ)
  10. Operating Temperature Range: –40°C to +85°C
  11. Wide Power-Supply Range: 1.6 V to 3.6 V
  12. 5.5-V Tolerant I/O
  13. Flexible Interrupt System
  14. Small-Form Factor: 2.0 mm × 2.0 mm × 0.65 mm


  1. OPT3001 Arduino Link
  2. OPT3001 datasheet Link

Interface Type I2C
Electrical Parameters
Voltage DC 1.6-3.6V
Current 1.8μA
Physical Parameters
Size 18mm x 18mm

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