The 2N3859A is a high-quality NPN silicon amplifier transistor from CENTRAL SEMICONDUCTOR. Supreme Components International is an authorised distributor, ensuring you receive genuine components. This discrete semiconductor transistor is specifically designed for amplifier applications, offering excellent gain and low noise characteristics. The 2N3859A is suitable for a wide range of electronic circuits, including audio amplifiers, preamplifiers, and signal processing circuits. Its robust design and reliable performance make it a popular choice for both hobbyists and professional engineers. The transistor is housed in a TO-18 package and is designed for through-hole mounting. Trust Supreme Components International for all your CENTRAL SEMICONDUCTOR component needs.