SG34 - Particle Sensor

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SG34 - Particle Sensor (MAX30105)
SG34 V0.5.0 Front.JPG
SG34 V0.5.0 Back.JPG
Main Category Sensor
Sub Category Gas
Introduced 1 January 2017; 2 years ago (2017-01-01)
Current version 1.0.0
Current version date 1 January 2017; 2 years ago (2017-01-01)
Size 2x2U (32x32mm)
Weight 3 g
Height 4.3/1.6/0mm
Main Chip MAX30105
Logo Maxim Integrated 2013.svg.png
Maxim Integrated Products
Default Address 0x57


This xCHIP is based on the MAX30105 particle sensing module. The MAX30105 includes internal LEDs, photo-detectors, optical elements, and low-noise electronics with ambient light rejection which is mainly aimed at smoke detection applications such as fire alarms.

Product Highlights

  • High Sensitivity Optical Reflective Solution for Detection of Wide Variety of Particle Sizes


  • Smoke Detectors


  • Based on MAX30105 From Maxim Integrated
  • Tiny 5.6mm x 3.3mm x 1.55mm 14-Pin Optical Module: Integrated Cover Glass for Optimal, Robust Performance
  • Ultra-Low Power Operation
  • Robust Motion Artifact Resilience: High SNR
  • -40°C to +85°C Operating Temperature Range
  • Capable of Operating at High Ambient Levels
  • Excellent Ambient Rejection Capability
  • Storage Temperature Range: -40°C to +105°C
  • SCL Clock Frequency: 0 400 kHz
  • Particle-Sensing Subsystem
  • Temperature Sensor
  • LED Driver
  • Proximity Function

External Links