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Sensor, Pyroelectric IR Flame, 3.91 µm, Serial I2C, Module 16mm x 13.8mm x 8.5mm


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QFSM Series
Technical Datasheet:
USEQFSM1391100   Datasheet
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Product Overview

KEMET's QFS pyroelectric flame sensors combine high sensitivity with fast response times and high dynamic range to ensure rapid and accurate detection of small and large flames, nearby or over larger distances. Their long and maintenance-free operational lifetime and various low power modes make these sensors ideal for any smart or IoT type of applications.
  • Module with USEQFSEA391180 included on breakout board
  • 3.91 µm filter for rejection channel
  • High sensitivity with fast response time
  • High dynamic range
  • Digital output and I2C communication compatible
  • Programmable gain and filtering
  • Integrated configurable amplifier, filter, and ADC
  • Low power comsumption


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Product Information

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USEQFSEA391180 Sensor Module



3.91µm (Rejection Channel)

Serial I2C

Module 16mm x 13.8mm x 8.5mm



QFSM Series

MSL 3 - 168 hours
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Technical Documents (2)

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Standard lead time for this product is 18 weeks.

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