Co.The BC847W is a low voltage Bipolar Transistor manufactured by Changjing Electronics Technology Co. It comes in a SOT-323 surface-mount package, which is a small, dual-in-line package designed to occupy minimal space on the circuit board. It can operate with voltage levels as low as 0.25V, making it suitable for low power applications. It features ROHS compliance, meaning it is manufactured without the use of hazardous materials. It is a general-purpose device for switching, amplification, and other applications, and offers low input and output capacitance, low noise, and high precision.