Pololu QTR-HD-13A Reflectance Sensor Array: 13-Channel, 4mm Pitch, Analog Output

Description

• Pololu QTR-HD-13A Reflectance Sensor Array: 13-Channel, 4mm Pitch, Analog Output
• Detects reflectance changes with 13 IR pairs
• Operates with voltage from 2.9 V to 5 V
• Controls LED brightness independently
• Optimizes sensing at a 5 mm distance
• Measures 53.0 20.0 2.5 mm, weighs 3.1 g

The Pololu QTR-HD-13A Reflectance Sensor Array: 13-Channel, 4mm Pitch, Analog Output is designed for precise detection of reflectance changes, such as line detection. It features 13 IR LED/phototransistor pairs and operates within a voltage range of 2.9 V to 5 V. The device allows for dimmable brightness control, independent of supply voltage, with separate controls for odd and even emitters. It is capable of detecting high-reflectance objects up to approximately 40 mm away, with optimal performance at a 5 mm distance.

View moreWhat’s Included

• 1x Pololu QTR-HD-13A Reflectance Sensor Array: 13-Channel, 4mm Pitch, Analog Output

Dimensions

• 53.0 x 20.0 x 2.5 mm

Specifications

• Operating voltage: 2.9 V to 5 V
• Sensor type: QTR
• Sensor count: 13
• Sensor pitch: 4 mm
• Full-brightness LED current: 30 mA
• Maximum board current: 220 mA
• Output format: analog voltages (0 V to VCC)
• Optimal sensing distance: 5 mm
• Maximum recommended sensing distance: 40 mm