The BFP420H6433 is a high-frequency, low-noise silicon NPN bipolar junction transistor (BJT) designed for use in RF amplifier and oscillator applications. The key features of this discrete semiconductor component include a high cut-off frequency of 29 GHz, a low noise figure of 1.1 dB at 2 GHz, and a high power gain of 8 dB at 2 GHz. The BFP420H6433 is housed in a SOT-343 package and is ideal for use in small signal amplification tasks in wireless communication systems, radar systems, and other high-frequency applications. This BJT offers excellent performance characteristics, high reliability, and a compact form factor, making it a popular choice for RF design engineers