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Si1146-M01 - PROXIMITY/UV/AMBIENT LIGHT SENSOR MODULE

Download the Si1146-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.

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Other Datasheets by Silicon Laboratories

Part Number Description
Si1146 PROXIMITY/UV/AMBIENT LIGHT SENSOR
SI1141 PROXIMITY/AMBIENT LIGHT SENSOR IC
Si1141-M01 PROXIMITY/AMBIENT LIGHT SENSOR MODULE
SI1142 PROXIMITY/AMBIENT LIGHT SENSOR IC
Si1142-M01 PROXIMITY/AMBIENT LIGHT SENSOR MODULE

Full PDF Text Transcription

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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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