DFRobot Gravity LTR390 UV Light Sensor I2C and UART

The Gravity: LTR390-UV Sensor from DFRobot measures ambient light and UV with a range of 280 nm to 430 nm. It features high sensitivity, fast response time, and low susceptibility to interference. With an integrated ADC and MCU, the module outputs digital signals via the I2C or UART interface. It is perfect for outdoor UV detection and light experiments.

Features:
Supports I2C and UART communication
Compatible with 3.3 V & 5 V
Effective resolution of 13 to 20 bits
Adjustable gain range: 1, 3, 6, 9, and 18
Interrupt function, programmable upper and lower thresholds
Spectral sensitivity close to the human eye

Technical Details:
Manufacturer: DFRobot
Manufacturer SKU: SEN0540
Chip: LTR390-UV-01
Operating Voltage: 3.3 to 5 VDC
Operating Current: approximately 2.73 mA
Data Acquisition: 18-bit
Data Acquisition Time: 100 ms
Communication Interface: I2C, UART
I2C Address: 0x1C
UV Response Wavelength: 280 nm to 430 nm
ALS Spectral Sensitivity Wavelength: 450 nm to 700 nm
Output Type: digital
Dimensions: 32 mm x 27 mm x 7.24 mm
Weight: 14 g

Package Includes:
1x Gravity LTR390 UV Light Sensor I2C and UART
1x Gravity-4P I2C/UART Sensor Cable 30 cm.