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KEMET USEQFCEA391100 Pyroelectric Flame Sensor

The QFCE pyroelectric infrared flame sensor by KEMET offers high sensitivity, fast response times, and a broad dynamic range, ensuring accurate detection of flames over various distances. Encased in industry-standard TO-39 packages, these sensors feature digital current mode readouts and plug-and-play I2C connectivity, making system integration straightforward. Programmable gain, filtering options, and various optical filters provide high flexibility, suitable for industrial IoT, smart homes, outdoor fire detection, and transportation safety applications. Long operational lifetime and low power modes enhance reliability and efficiency.

Authorized Distributors
Source:Newark
Part No:USEQFCEA391100
Stock:49
Inv Date:06-05-2026
Price: Unit price: $21.3
Buy/RFQ:
Source:DigiKey
Part No:USEQFCEA391100
Stock:0
Inv Date:06-05-2026
Price: Unit price: $81.72
Buy/RFQ:
Part No:USEQFCEA391100
Stock:14
Inv Date:06-06-2026
Price: Unit price: $76.69
Buy/RFQ:
Part No:USEQFCEA391100
Stock:5
Inv Date:06-05-2026
Price: Unit price: $107.81
Buy/RFQ:
Part No:USEQFCEA391100
Stock:5
Inv Date:06-05-2026
Price: Unit price: $107.81
Buy/RFQ:

KEMET USEQFCEA391100 Pyroelectric Flame Sensor Specifications:

  • Package: TO-39
  • Spectral Bandpass options: 3.91 μm, 4.48 μm, 4.55 μm, 5.00 μm cut on
  • Field of View: Typically 100°
  • Response Time: Fast response with thermal shock recovery <1 second
  • Operating Temperature: -55°C to +105°C
  • Storage Temperature: -55°C to +105°C
  • Operating Voltage: 1.8 V to 3.6 V
  • Power Consumption: 22 μA (Normal Power Mode), 3.5 pA (Low Power Mode)
  • Response Frequency Range: 3 – 30 Hz
  • Filter Options: 4.48 μm, 4.55 μm, 3.91 μm bandpass and 5.00 μm cut on
  • Dimensions: Typical length approximately 8.15 mm, width approximately 5.14 mm, stand-off on GND pin 0.38 mm
  • Communication: Digital I2C interface, programmable gain and filtering
  • Responsivity: High responsivity over full flame flicker frequency range

Buy the KEMET USEQFCEA391100 – Reliable Flame Sensor for Industrial Applications

Purchase the KEMET USEQFCEA391100 pyroelectric flame sensor online today to ensure precise flame detection in industrial, smart home, and outdoor safety systems. With high responsivity, fast response times, and flexible optical filters, this sensor offers dependable flame detection over various distances and conditions. Its digital I2C output facilitates easy integration with microcontrollers, enabling quick setup and calibration. Ideal for IoT applications, outdoor fire detection, and safety monitoring, this low-power sensor guarantees long-term operation and maximum reliability for your critical systems.

Order your KEMET Series USEQFCEA391100 flame sensor today and enhance your flame detection system with high sensitivity and reliable I2C digital output.

Frequently Asked Questions

Where can I buy KEMET USEQFCEA391100?

You can click on the BUY or RFQ button to purchase USEQFCEA391100 from an authorized KEMET distributor.

How do I troubleshoot issues or seek technical support for part USEQFCEA391100?

You can download the USEQFCEA391100 datasheet or visit the KEMET website for support.

Who is the manufacturer of USEQFCEA391100?

KEMET

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