IR Receiver Module (VS1838B)

The VS1838B Infrared Receiver Module is a miniaturized component designed for infrared remote control systems. It integrates a PIN phototransistor and a preamplifier in a single package, allowing it to receive standard 38kHz modulated IR signals from remote controls. With a wide operating voltage range of 2.7V to 5.5V DC, it is compatible with most microcontrollers like Arduino, ESP32, and Raspberry Pi. The module offers a receiving distance of up to 18 meters and a reception angle of approximately 45 degrees, ensuring reliable signal detection. Key features include low supply current, internal filtering for PCM frequency, and improved shielding against electromagnetic interference (EMI). This component is commonly used in home automation, TV remote receivers, robotics, and security systems. Choose the VS1838B for its compact size, ease of integration, and stable performance in various DIY and professional electronics projects.