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UV LTR-390 Light Sensor
Ideal for UV index monitoring, wearables, IoT, and healthcare applications
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Dual sensing capability for UV and ambient light
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Ultra-low power consumption (~1.5 µA standby)
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Compact design optimized for wearables and IoT
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Key Features
- Dual Sensing Capability – Detects both UV intensity and ambient visible light
- Ultra-Low Power Design – Consumes only ~1.5 µA in standby mode
- Digital Interface – I²C communication with multiple address options
- High Sensitivity & Accuracy – Suitable for wearables and precise UV index monitoring
- Compact Form Factor – Optimized for integration in small IoT and portable devices
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Applications
- UV Index Monitoring – Environmental monitoring and personal UV trackers
- Wearables – Smartwatches, bands, and fitness trackers
- Automatic Brightness Control – Smartphones, tablets, and laptops
- IoT Devices – Smart home and connected sensing applications
- Healthcare & Industrial – UV safety, sterilization monitoring, and light control
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Specifications
- Operating Voltage: 1.7 V to 3.6 V
- Interface: I²C digital (configurable addresses)
- Detection Range: UV index measurement + visible light sensing
- Current Consumption: ~1.5 µA in standby (low-power operation)
- Package: Compact sensor package suitable for wearables and embedded systems
- Communication Support: Multiple I²C addresses for flexible integration