Fc 51 Ir Sensor Datasheet Better

| Parameter | Value | | :--- | :--- | | | 3.3V – 5V DC | | Current Consumption | Approx. 20mA – 30mA | | Detection Distance | 2cm to 30cm (Adjustable) | | IO Interface | 4-pin (VCC, GND, OUT, EN*) | | Output Signal | Digital (TTL Low when object detected) | | Sensor Chip | LM393 Comparator | | IR Wavelength | 950 nm | | Effective Angle | Approx. 35° | | Dimensions | Approx. 32mm x 14mm | | Operating Temperature | 0°C to +50°C |

(Optional: Connect an LED via a 220Ω resistor to Pin 13 for onboard LED indication.) Fc 51 Ir Sensor Datasheet

By referencing this , you now have the complete technical picture: pinouts, voltage limits, range adjustment, code examples, and troubleshooting. Whether you’re building a line-following robot, a contactless switch, or a factory counter, the FC-51 offers a straightforward “detect or not detect” solution that integrates with almost any microcontroller. | Parameter | Value | | :--- | :--- | | | 3