TCRT5000 Infrared Reflective Sensor Module - Analog & Digital Output IR Tracking & Obstacle Avoidance Sensor for Arduino & Smart Cars

1. Electricity meter pulse data sampling
2. Paper detection for fax machines and paper shredders
3. Obstacle detection
4. Black-and-white line detection

2. Product Introduction

1. Adopts the TCRT5000 infrared reflective sensor.
2. Suitable for detection reflection distances ranging from 1mm to 25mm.
3. Comparator output ensures clean signals, good waveform quality, and strong driving capability (exceeding 15mA).
4. Equipped with a potentiometer to adjust sensitivity.
5. Operating voltage: 3.3V–5V.
6. Output form: Digital switch output (0 and 1).
7. Features fixed bolt holes for easy installation.
8. Small PCB dimensions: 3.2cm × 1.4cm.
9. Uses the wide-voltage LM393 comparator.

3. Function Introduction

4. Wiring Method

1. VCC: Connect to the positive power supply terminal (3–5V).
2. GND: Connect to the negative power supply terminal.
3. DO: TTL switch signal output.
4. AO: Analog signal output (output voltage varies with distance; this pin is generally not required for connection). 

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