Tag: line following robot sensor

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Infrared Obstacle Avoidance IR Sensor Module (Active Low)

Feature	Details
Sensor Type	Infrared Obstacle Sensor (Active Low)
Output Type	Digital (Active Low)
Operating Voltage	3.3V – 5V DC
Detection Range	2cm – 30cm (adjustable via potentiometer)
Comparator	LM393 (ensures stable, noise-free output)
Interface	3-pin: VCC, GND, OUT
Working Current	< 20 mA
Logic Level	Compatible with Arduino, Raspberry Pi, ESP32, and other MCUs
Mounting	PCB with mounting holes for easy installation
Operating Temperature	-10°C to 70°C
Applications	Line-following robots, obstacle-avoiding robots, smart home automation, industrial automation, STEM learning
Package Contents	1 × Infrared Obstacle Sensor Module