TL1838 PHOTO TRANSISTOR 38khz TL1838 is a high-performance infrared receiver designed for optimal signal detection at a frequency of 38kHz. It offers a detection range of up to 15m and operates within a supply voltage range of N/A. With a supply current of 1.5mA, it ensures efficient energy use. Suitable for temperatures ranging from -20°C~+85°C, this product complies with nan standards and is provided in BULK packaging.