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LTR381 based RGB color and ambient light sensor with I2C interface.

What is it?

This is an RGB color sensor using the Lite-On LTR-381RGB-WA. It has 4 white illumination LEDs, and a digital I2C interface.

Features

  • Single supply operation 6.5V - 12VDC
  • Friction lock XH connector.
  • 4 white illumination LEDs.
  • I2C digital interface.
  • Programmable interrupt pin which can respond to events.
  • Programmable 16 to 20 bit resolution on red, green, blue, IR photodiodes.
  • 30mm x 30mm board size.
  • 2 x layer with 1oz copper.

Links to code and documentation

Documentation (lekelectronics.com)

Shipping policy

Orders are shipped from our warehouse in Singapore via Singapore Post. Please allow 1–2 business days for processing before dispatch. A tracking number will be provided once your order has shipped. Delivery typically takes 1–2 weeks depending on your location. We ship worldwide.

This product does not ship to United States.

LTR381 RGB Sensor

Sold by LEK Electronics

$4.00

No tax for United States [change]
Stock available: 23
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Original Design
This product was designed by LEK Electronics. By buying this product you support original hardware creators.

The seller

LEK Electronics

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North Beach, Western Australia, Australia
0 orders since Aug 8, 2026