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Si1147-M01 - PROXIMITY/UV/AMBIENT LIGHT SENSOR MODULE

Download the Si1147-M01 datasheet PDF. This datasheet also covers the Si1145-M01 variant, as both devices belong to the same proximity/uv/ambient light sensor module family and are provided as variant models within a single manufacturer datasheet.

Description

Portable consumer electronics Touchless switches Touchless sliders Consumer electronics Display backlighting control The Si1145/46/47-M01 is a low-power, reflectance-based, proximity, UV Index and ambient light module with integrated single IR LED, two additional LED

Features

  • Integrated infrared proximity detector.
  • Accurate lux measurements with IR.
  • Proximity detection adjustable from correction algorithm under 1 cm to over 50 cm.
  • Industry's lowest power consumption.
  • Three independent LED drivers.
  • 1.71 to 3.6 V supply voltage.
  • 15 current settings from 5.6 mA to.
  • 9 µA average current (LED pulsed 360 mA for each LED driver 25.6 µs every 800 ms at 180 mA.
  • 25.6 µs LED driver pulse width plus 3 µA Si1145/46/47-M01.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (Si1145-M01-SiliconLaboratories.pdf) that lists specifications for multiple related part numbers.

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
Si1145/46/47-M01 PROXIMITY/UV/AMBIENT LIGHT SENSOR MODULE WITH I2C INTERFACE Features  Integrated infrared proximity detector Accurate lux measurements with IR Proximity detection adjustable from correction algorithm under 1 cm to over 50 cm  Industry's lowest power consumption Three independent LED drivers 1.71 to 3.6 V supply voltage 15 current settings from 5.6 mA to 9 µA average current (LED pulsed 360 mA for each LED driver 25.6 µs every 800 ms at 180 mA 25.
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