📝 Overview
The 3-Channel Line Follower Sensor Module is an infrared (IR) tracking sensor designed for line-following robots and obstacle detection applications. It features three independent IR reflective sensors that accurately detect the contrast between black and white surfaces, making it ideal for Arduino, ESP32, Raspberry Pi, STM32, and other microcontroller platforms.
⚙️ Key Features
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3 independent IR tracking sensors
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High-precision black and white line detection
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Digital outputs for each sensor
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Adjustable sensitivity via onboard potentiometers
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Fast response time
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Onboard status LEDs for each channel
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Compatible with Arduino, ESP32, Raspberry Pi, and STM32
📦 Technical Specifications
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| Product Type | Line Follower Sensor Module |
| Number of Channels | 3 |
| Operating Voltage | 3.3V – 5V DC |
| Sensor Type | Infrared (IR) Reflective Sensors |
| Output Type | Digital (3 Outputs) |
| Detection Distance | 2 – 15 mm (Adjustable) |
| Sensitivity Adjustment | Onboard Potentiometers |
| Indicator LEDs | Yes |
| Operating Temperature | -20°C to +70°C |
📌 Pin Configuration
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| VCC | 3.3V – 5V Power Supply |
| GND | Ground |
| OUT1 | Left Sensor Output |
| OUT2 | Center Sensor Output |
| OUT3 | Right Sensor Output |
