Fc 51 Ir Sensor Datasheet [extra Quality] Jun 2026

Infrared LED emitter, Photodiode receiver, and an LM393 Voltage Comparator IC . 🔌 Pinout Configuration

While the FC-51 lacks a formal, manufacturer-published datasheet (most are generic Chinese modules), the specifications and behavior outlined above are universally accepted by the maker community. It is not a precision instrument, but for , it is an unbeatable workhorse for basic proximity sensing. Fc 51 Ir Sensor Datasheet

The module typically comes with a 3-pin male header interface: Infrared LED emitter, Photodiode receiver, and an LM393

In the world of embedded systems and robotics, few components are as ubiquitous or as essential as the infrared proximity sensor. Among the myriad of options available, the stands out as a favorite for hobbyists and professionals alike. It is cheap, reliable, easy to interface with microcontrollers like Arduino, Raspberry Pi, and ESP32, and incredibly effective for non-contact object detection. The module typically comes with a 3-pin male