The TCRT5000L by Vishay is an optical sensor that combines an infrared emitter and phototransistor in a single package. Here's a detailed introduction to the Vishay TCRT5000L optical sensor:


TCRT5000L by Vishay


  • Manufacturer: Vishay
  • Part Number: TCRT5000L
  • Type: Opto-reflective Sensor
  • Package: PCB Mounted with a 15mm detection distance

Key Features:

  • Opto-Reflective Design: Utilizes infrared light for reflective object detection.
  • Integrated Emitter and Detector: Contains both an infrared emitter and phototransistor in one compact package.
  • Detection Distance: Designed for a detection distance of 15mm.
  • PCB Mounted: Suitable for mounting on printed circuit boards.
  • DataSheet

    TCRT5000L PDF

Features and Applications:

  • Optical Sensing: Used for object detection and recognition based on reflected infrared light.
  • Position Sensing: Detects the presence or absence of objects within a defined range.
  • Line Following: Ideal for line-following robots or similar applications.
  • Counting Applications: Used in counting objects on a conveyor belt or in automated systems.
  • Security Systems: Employed in security systems for obstacle detection or proximity sensing.

Package Information:

  • PCB Mounting: Designed for easy mounting on printed circuit boards.
  • 15mm Detection Distance: Specifies the optimal distance for object detection.


  • Robotics: Used in robotics for object detection and line following.
  • Embedded Systems: Integrated into embedded systems for proximity sensing applications.
  • Industrial Automation: Applied in industrial automation for object detection and positioning.
  • Consumer Electronics: Utilized in consumer electronic devices for proximity sensing.
  • Automotive: Used in automotive applications for obstacle detection and monitoring.


  • Compact Design: Integrates emitter and detector in a single package for space efficiency.
  • High Accuracy: Provides precise object detection within the specified range.
  • Ease of Integration: Designed for easy integration into PCB-based systems.
  • Versatile: Suitable for a wide range of applications requiring object detection and proximity sensing.
  • Reliable Performance: Manufactured by Vishay, known for producing high-quality electronic components.

The TCRT5000L optical sensor by Vishay is a versatile component designed for object detection, proximity sensing, line-following applications, and more. Its integrated infrared emitter and phototransistor in a compact PCB-mounted package make it suitable for a variety of projects across industries like robotics, industrial automation, consumer electronics, and automotive applications. Its 15mm detection distance and reliable performance make it a valuable asset for projects requiring optical sensing capabilities.

For detailed electrical characteristics and integration guidelines, it is recommended to refer to the datasheet provided by Vishay for the TCRT5000L optical sensor.