Fc 51 Ir Sensor Datasheet !link! Site

The module consists of several critical parts integrated into a single PCB:

The is a workhorse of the hobby electronics world. Its datasheet reveals a simple, robust, and cost-effective solution for digital proximity and obstacle detection. With an adjustable range up to 30 cm, TTL-compatible output, and low power consumption, it is ideal for beginners and experts alike. Fc 51 Ir Sensor Datasheet

(Optional: Connect an LED via a 220Ω resistor to Pin 13 for onboard LED indication.) The module consists of several critical parts integrated