RAK12019 is a UV sensor module based on Lite On LTR-390UV-01 sensor. This sensor can measure both ambient and UV light intensities.

Use it in an greenhouse control applications to protect your plants from UV light exposure. Or build a UV level warning systems.

• optional Light Sensor（ALS）or ultraviolet light sensor (UVS)
• I2C interface capable of Standard mode @100kHz or Fast mode @400kHz communication
• Very low power consumption with sleep mode capability
• 13 to 20 bits effective resolution
• Wide dynamic range of 1:18,000,000 with linear response
• Close to human eye spectral response
• Automatic rejection for 50Hz/60Hz lighting flicker
• Operating voltage ranges: 1.7V to 3.6V
• Operating temperature ranges: -40 to +85 ºC
• Built-in temperature compensation circuit
• Programmable interrupt function for ALS , UVS with upper and lower thresholds