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TCRT5000 IR Sensor Module-Analog and Digital Ouput

SKU: Q3R21IRC0H
The TCRT5000 IR Sensor Module is a high-performance reflective infrared sensor designed for object detection, line tracking, edge detection, and proximity sensing. It combines the TCRT5000 infrared emitter and phototransistor with an LM393 comparator, providing both analog (AO) and digital (DO) outputs for versatile applications. The sensor operates by emitting infrared light and measuring the amount of reflected light from...
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Specifications

Specifications:

Module Type: Reflective Infrared Sensor Module
Sensor Model: TCRT5000
Detection Principle: Infrared Reflection
Emitter Type: Infrared LED
Receiver Type: Phototransistor
Comparator IC: LM393
Operating Voltage: 3.3V to 5V DC
Operating Current: Approximately 20mA
Output Type: Analog Output (AO) and Digital Output (DO)
Digital Output Logic: TTL Compatible
Detection Distance: Approximately 1mm to 25mm (Application Dependent)
Optimal Sensing Distance: Approximately 2.5mm to 3mm
Infrared Wavelength: 950nm
Sensitivity Adjustment: Onboard Multi-turn Potentiometer
Response Time: Less Than 10µs (Sensor Element)
Indicator LEDs: Power LED and Detection LED
Interface Pins: VCC, GND, AO, DO
Operating Temperature: -25°C to +85°C
Storage Temperature: -40°C to +85°C
PCB Dimensions: Approximately 32mm × 14mm
Mounting Type: Through-Hole Module
Compatibility: Arduino, ESP32, STM32, Raspberry Pi Pico, AVR, PIC

Additional Resources

TCRT5000.PDF

FAQ

1. What is the TCRT5000 IR Sensor Module used for?

The TCRT5000 IR Sensor Module is used for line following, obstacle detection, object sensing, edge detection, and surface reflectivity measurement in robotics and automation projects.

2. What is the difference between the analog and digital outputs?

The analog output provides a voltage proportional to the reflected infrared light intensity, while the digital output switches HIGH or LOW when the reflected light exceeds the threshold set by the onboard potentiometer.

3. Can the TCRT5000 module distinguish between black and white surfaces?

Yes. White or reflective surfaces reflect more infrared light than black surfaces, making the module ideal for line-following robots and contrast detection.

4. Can the TCRT5000 be connected directly to Arduino and ESP32 boards?

Yes, the module operates from 3.3V to 5V and is fully compatible with Arduino, ESP32, STM32, Raspberry Pi Pico, and other microcontrollers.

5. What is the typical detection range of the TCRT5000 module?

The module typically detects objects within 1mm to 25mm, with the best sensing performance at approximately 2.5mm to 3mm, depending on the object's reflectivity and the sensitivity adjustment.

View full product details

The TCRT5000 IR Sensor Module is a high-performance reflective infrared sensor designed for object detection, line tracking, edge detection, and proximity sensing. It combines the TCRT5000 infrared emitter and phototransistor with an LM393 comparator, providing both analog (AO) and digital (DO) outputs for versatile applications.

The sensor operates by emitting infrared light and measuring the amount of reflected light from nearby objects. Bright or reflective surfaces return more infrared light than dark surfaces, allowing the module to accurately distinguish between black and white surfaces as well as detect nearby objects. The onboard potentiometer enables users to adjust the digital detection threshold according to their application.

With support for both analog and digital outputs, the TCRT5000 module is ideal for line-following robots, obstacle detection, object counting, position sensing, conveyor systems, industrial automation, and educational robotics projects. It is fully compatible with Arduino, ESP32, STM32, Raspberry Pi Pico, and other microcontroller platforms.

Key Features

  • High-quality TCRT5000 reflective IR sensor
  • Analog and digital output signals
  • Built-in LM393 comparator
  • Adjustable detection sensitivity via potentiometer
  • Detects objects and surface reflectivity
  • Ideal for black and white line detection
  • Fast response time
  • Low power consumption
  • High sensitivity and stable performance
  • Onboard power and signal indicator LEDs
  • Compact PCB module design
  • Easy microcontroller interfacing
  • Compatible with Arduino, ESP32, STM32, and Raspberry Pi
  • Suitable for robotics, automation, and educational projects