Pololu QTRX-MD-03A Reflectance Sensor Array: 3-Channel, 8mm Pitch, Analog Output, Low Current

The QTRX-MD-03A Reflectance Sensor Array is a 3-channel device with an 8mm pitch, analog output, and low current. It features a compact size of 21.0mm x 20.0mm, making it ideal for applications where space is limited. The sensor array operates from 2.9V to 5.5V and has a maximum current of 3.5mA for the LED and 9mA for the board. The optimal range for this device is 10mm, making it perfect for close-range detection tasks. The QTRX-MD-03A is equipped with an array of IR LED/phototransistor pairs, making it an excellent choice for identifying changes in reflectance such as line detection. Its unique feature is the dimmable brightness control, which operates independently of the supply voltage. This allows for precise adjustments to suit various lighting conditions and reflectance levels. One of the standout features of this sensor array is its high-performance, low-current QTRX sensors with lenses. These sensors are designed to offer superior performance while maintaining a low power consumption. They are especially effective in detecting high-reflectance objects, with a detection range of up to 30mm. This makes the QTRX-MD-03A an excellent choice for applications where precise, long-range detection is required.Overall, the QTRX-MD-03A Reflectance Sensor Array offers a unique combination of precision, efficiency, and versatility. Whether you're working on a robotics project, a security system, or any other application that requires precise detection, this sensor array is a reliable and high-performing choice.