- Pet electric nail grinder silent modelPololu QTR-3A Reflectance Sensor Array

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Description

  • Pololu QTR-3A Reflectance Sensor Array
  • Features compact design for easy installation
  • Integrates with microcontrollers flexibly
  • Detects lines using analog voltage output
  • Aligns with common line-following courses
  • Operates at optimal sensing distance of 3 mm

The Pololu QTR-3A Reflectance Sensor Array is a compact module designed for line-following robots, featuring three IR LED/phototransistor pairs on a small board. Each sensor provides an analog voltage output, making it suitable for detecting lines or general proximity and reflectance. The sensors are spaced to align with common line-following courses, enhancing its utility in robotics applications. The module can interface with microcontrollers through analog-to-digital converters or comparators, offering flexibility in integration. It includes mounting holes and header strips for easy installation and connectivity.

  • 1x Pololu QTR-3A Reflectance Sensor Array
  • 1x 1×5 Straight male header strip
  • 1x 1×5 Right-angle male header strip
  • 32 x 8 x 3 mm (1.25 x 0.3 x 0.1")

PDF File

  • Operating voltage: 5.0 V
  • Supply current: 50 mA
  • Output format: 3 analog voltages
  • Output voltage range: 0 V to supplied voltage
  • Optimal sensing distance: 0.125 inches
  • Maximum recommended sensing distance: 0.25 inches
  • Weight without header pins: 0.02 oz