Si1145 ADC Ambient Light Sensor UV Index Value Output 3.3V 5V I2C 5PIN Wire

Download User Manual for UV Sensor

This UV and Ambient Light Sensor features the Si1145 chip. This sensor generates the UV index value output directly through the I2C interface. The chip can measure ambient light and ultraviolet intensity. The module supports 3.3V and 5V voltage levels.

Features of UV and Ambient Light Sensor Si1145

• Sensor Chip: Si1145
• Measures Ultraviolet and ambient light intensity
• Embedded ADC
• I2C interface to generate UV index value output directly without calibration
• Interrupt output supported
• Programmable threshold (upper and lower)
• 3V and 5.0V operating voltage – Onboard voltage translator
• Hole Size: 2.0mm mounting holes
• -40^oC to 85^oC operating temperature
• Weighs only 7 grams
• Small Size: 2.6 x 1.6 (cm) | 26 x 16 (mm)

Pinouts

• VCC - Power Input 3.3V ~ 5V 
• GND - Ground
• SDA - Data Pin I2C
• SCL - Clock Pin I2C
• INT - Interrupt Output, Optional

Items Included

• 1x UV Sensor
• 1x PH2.0 Wire (5-PIN)