Digital UV Sensor LTR390-UV - Light Intensity and UV Index Measurement I2C Output
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Digital LTR390-UV Sensor - Light Intensity and UV Index Measurement, I2C
A digital UV sensor module with the LTR390-UV-01 chip, designed for measuring ultraviolet radiation and visible light intensity. Thanks to the built-in ADC, the module directly outputs the light intensity and UV index value via the I2C interface. It features high sensitivity, fast response, and compact dimensions, making it easy to integrate into various devices.
Key Features:
- Built-in LTR390-UV-01 chip – measures UV radiation and visible light
- Integrated ADC – direct value readout via I2C
- Supports interrupts with programmable upper and lower thresholds
- Onboard logic level converter – compatible with 3.3V and 5V voltage
- I2C communication interface
- Ready-made examples and documentation for Raspberry Pi, Arduino, STM32
I2C Interface
Supports popular platforms like Raspberry Pi, Arduino, STM32...
- VCC: Power (3.3V / 5V)
- GND: Ground
- SDA: I2C data line
- SCL: I2C clock line
- INT: Interrupt output
Connection Examples
Technical Specification:
- Sensor: LTR390-UV-01
- Response Spectrum: 280 - 430nm
- Communication Interface: I2C (address: 0x53)
- Operating Voltage: 3.3V / 5V
- Dimensions: 27 × 20 mm
- Mounting hole diameter: 2.0 mm
- Weight: 0.007 kg
Package Contents
- UV Sensor (C) ×1
- PH2.0 5PIN wire ×1
Wiki: https://www.waveshare.com/wiki/UV_Sensor_(C)
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