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About PIR Module

The PIR Module works as a motion detector operating on a passive infrared (PIR) principle. Typical usage of the PIR Module can be a wireless motion detector located on a wall or ceiling.

The module is equipped with an ultra-low-power digital sensor from Excelitas’ DigiPyro® family.


  • Digital PIR detector PYQ-1648-7053 (Excelitas)
  • Fully digital processing (signal analysis takes place in the sensor)
  • Four-element sensor type
  • Omnidirectional lens Carclo Diamond 37
  • Resolution of the internal A/D converter: 14-bit
  • Detection angle: 98° (horizontally and vertically)
  • Maximal detection range: 5m
  • Power consumption: approx. 3μA
  • Operating voltage range: 2.5V to 3.6V
  • Operating temperature range: -20 to 70 °C
  • Dimensions: 33 x 55 mm