SKU: SENS-3295
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TCRT5000 Single Channel Line Tracking Sensor Module

₹41.00 (Inclusive of all taxes)
Out of Stock

The TCRT5000 Single Channel Line Tracking Sensor Module is a compact infrared reflectance sensor designed for line-following robots and surface detection applications. It provides both analog and digital outputs compatible with 3.3V and 5V microcontrollers like Arduino, Raspberry Pi, and ESP32.

Features

  • Infrared (IR) reflectance sensor for detecting lines and surfaces.
  • Provides both analog and digital voltage outputs for flexible interfacing.
  • Optimal sensing distance of 3mm with a detection range of 1-8mm.
  • Low power consumption with a supply current ≥20mA at 3-5.5V DC.
  • Compact PCB with mounting holes and status LED indicator for easy integration.

Out of stock

Description

The TCRT5000 module integrates an infrared emitter and a phototransistor in a single package, utilizing the principle of differential light absorption. When IR light strikes a reflective (white) surface, it is reflected back to the phototransistor, generating a high signal. On a non-reflective (black) surface, the light is absorbed, resulting in a low signal. This binary contrast enables precise line tracking.

The module includes onboard signal conditioning circuitry that provides a clean digital output via a comparator, as well as a raw analog output for threshold adjustment. Its compact form factor and pre-drilled mounting holes facilitate quick installation in robotic platforms, educational kits, and automated guidance systems.

Key Features

  • High-sensitivity TCRT5000 infrared sensor pair for reliable surface detection.
  • Dual-output interface: TTL-level digital signal and analog voltage output.
  • Wide operating voltage range from 3.3V to 5.5V DC for compatibility with various logic families.
  • Optimized for a 3mm sensing gap, with an effective detection range of 1mm to 8mm.
  • Integrated power and signal status LED for real-time operational feedback.
  • Compact PCB design (42mm x 10mm) with mounting holes for secure mechanical attachment.
  • Stable performance across typical indoor lighting conditions with inherent IR interference rejection.

Applications

  • Line-following and maze-solving autonomous robots.
  • Edge detection and positional feedback in CNC machines or 3D printers.
  • Surface contrast detection for sorting systems and industrial automation.
  • Educational robotics kits for teaching sensor integration and feedback control.
  • Mini-sumo robots for ring-out detection and arena boundary sensing.

Technical Specifications

Operating Voltage3.3V to 5.5V DC
Supply Current≥ 20mA
Detection Distance1 mm to 8 mm (Optimal: 3 mm)
Output FormatAnalog & Digital Voltage
Digital Output LogicHigh (White Surface), Low (Black Surface)
Sensor TypeTCRT5000 (IR Emitter & Phototransistor)
Module Dimensions (L x W)42 mm x 10 mm
Weight2 g
IndicatorPower & Signal Status LED
MountingFixed Bolt Holes

Frequently Asked Questions

What is the operating voltage range for the TCRT5000 module?

The module operates from 3.3V to 5.5V DC, making it directly compatible with 3.3V logic systems like ESP32 or Raspberry Pi GPIO and standard 5V Arduino boards. Ensure your power supply can provide at least 20mA.

How do I interface the analog and digital outputs?

The module provides two outputs: a digital pin (TTL high/low) for direct logic reading and an analog pin for raw reflectance value. Connect the digital output to any microcontroller digital input. The analog output connects to an ADC pin for precise threshold adjustment.

What is the optimal sensing distance and how do I calibrate it?

The optimal sensing gap is approximately 3mm above the surface. The detection range is 1mm to 8mm. Calibrate by placing the sensor over your track surface and adjusting the module height or using the analog output to set a custom detection threshold in your code.

Can this sensor work on surfaces other than black and white?

Yes. The sensor detects relative reflectivity. It will output a higher analog value for more reflective (lighter) surfaces and a lower value for less reflective (darker) surfaces. You can define custom thresholds in software for different color contrasts.

Package Includes

  • 1 x TCRT5000 Single Channel Line Tracking Sensor Module

Additional Information

Weight 0.002 kg
Dimensions 4.2 × 1 cm