The 2N3904RM is a popular NPN Bipolar Junction Transistor (BJT) that is commonly used in various electronic circuits. It is designed for general-purpose amplification and switching applications. The key features of the 2N3904RM include a maximum collector current of 200 mA, a maximum collector-base voltage of 40V, and a maximum power dissipation of 625mW.
This transistor has a low noise figure and high DC current gain, making it suitable for low to medium power applications. It is housed in a TO-92 package, which is a standard package type for BJTs. The 2N3904RM is widely available and cost-effective, making it a popular choice for hobbyists and professionals alike. Its small size and versatility make it ideal for use in a wide range of circuits, including amplifiers, switches, and digital logic gates. Overall, the 2N3904RM is a reliable and versatile discrete semiconductor component that is widely used in the electronics industry