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TMG4903 Optical Sensor

3D Gesture, Color, ALS, and proximity sensor module with mobeam™ and universal remote control


  • Parallel ALS, proximity and gesture operation
  • Four simultaneous operating gesture engines with automatic pulse control
  • Mobeam™ optical pattern generator
  • Dedicated GPIO to support external FET and IR-LED
  • +/-10% ALS Lux accuracy


  • Enables independent operation of key functions for maximum software flexibility
  • Facilitates enhanced 3D gesturing
  • Printed barcode emulation for improved mobile coupon experience
  • Enables universal remote control capability
  • Generates highest accuracy color sensing

Product parameters

Supply Voltage [V] 1.7 - 2.0
Interface 1.8V I²C
Programmable Yes
Max. Lux [klx] 100
Temperature Range [°C] -30 to 85
Packages 8-pin module

General Description

The TMG4903 device family features a slim modular package, 2.0mm x 5.0mm x 1.0mm and incorporates an IR LED and factory calibrated LED driver along with a separate GPIO to support universal remote control. The device exhibits advanced 3D gesture detection, proximity detection, digital ambient light sense (ALS), color sense (RGBC), mobeam™ optical pattern generation/transmission for broadcast.

This product suits for the following applications:

  • Ambient light sensing (ALS) for mobile handsets, tablets and notebooks
  • Enables next generation of touchless 3D gesture UI
  • System interface in controlled environments
  • Color temperature measurement
  • E-commerce via printed bar code emulation


Title Category Headline Buy
TMx4903EvalKit Application Board Evaluation Kit for TMx4903


Name Type Description Language Software USB stick v1_1 English

Technical Documents

Name Type Description Version Language
GestureColorProxDetectMod_AN000259_1-00.pdf Application Note Improving Color Sensor Lux Accuracy 1-00 English
LightSensors_AN000519_1-00.pdf Application Note Colorimetry Tutorial (DN 20) 1-00 English
TMG4903_BD000183_1-00.png Block Diagram TMG4903 Block Diagram 1-00 English
TMG4903_DS000345_2-00.pdf Datasheet Document version 1-03 2-00 English
TMG4903_FS000186_1-00.pdf Factsheet 3D Gesture, Color, Proximity Detection, Mobeam™ Barcode Emulation and Universal Remote Control 1-00 English
TMD4903_TMG4903_PD000197_1-00.png Other Product Document TMx4903EvalKit Image 1-00 English