Robokreeda Infrared (IR) Obstacle Avoidance Sensor Module
Highly responsive IR proximity sensor – perfect for line-following robots, edge detection, object counters, smart doors, and Arduino/Raspberry Pi/ESP32 obstacle-avoidance projects.
Key Features
- Detects objects 2–30 cm away (adjustable via onboard potentiometer)
- Dual output:
- Digital (High/Low) – clean TTL signal with onboard comparator
- Analog (0–5 V) – proportional to distance
- High-power 940 nm IR LED + sensitive phototransistor pair
- Effective angle: ~35°
- On-board LM393 comparator + power & detection LEDs
- Detection distance adjustable with precision trimmer
- Works reliably under ambient light up to 1000 lux
- 3-pin interface: VCC, GND, OUT (digital) + AO pad
- 3.3 V – 5 V compatible
Technical Specifications
- Operating Voltage: 3.3–5 V
- Current Consumption: ~25 mA
- Detection Range: 2–30 cm (adjustable)
- Response Time: < 2 ms
- Board Dimensions: 32 × 14 × 10 mm
Applications
- Line follower & maze-solving robots
- Obstacle-avoiding cars
- Conveyor belt object counters
- Automatic soap dispensers & smart taps
- Security & proximity alarms
Package Includes
- 1 × Robokreeda IR Obstacle Sensor Module
Detect obstacles instantly and reliably — the Robokreeda IR Sensor is every robot builder’s favorite for fast, accurate, and affordable proximity sensing!
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