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Flame Sensor
Sensors

Flame Sensor

Detects infrared light from open flames.

Definition

A specialised photodiode tuned to the IR wavelengths emitted by fire.

AI Application

Combined with a camera and AI, it confirms real fire events and rejects false positives.

Parts & pins

1
VCC

5V power input

2
GND

Ground reference

3
DO

Digital output (HIGH/LOW)

4
AO

Analog output (0–Vcc)

5
IR Photodiode

Tuned to flame wavelengths (760–1100 nm)

Works with

Hardware you can wire this part to in a typical project.