The MMST4401T146 is a commonly used NPN bipolar junction transistor (BJT) discrete semiconductor component. It is a small signal transistor that is capable of handling low to moderate current and voltage levels. With a power dissipation rating of 350mW and a maximum collector current of 600mA, the MMST4401T146 is suitable for a wide range of applications including amplification, switching, and signal processing.
Key features of the MMST4401T146 include a low saturation voltage of 0.25V at 150mA, a high current gain (hFE) of 40 minimum at 150mA, and a cutoff frequency of 100MHz. The transistor is housed in a SOT-23 surface mount package, making it easy to integrate into compact circuit designs. Its small form factor and high performance make it popular for use in portable electronic devices, communication systems, and audio amplifiers.
Overall, the MMST4401T146 is a reliable and versatile discrete semiconductor component that offers high performance in a compact package. Its ability to handle moderate current and voltage levels, along with its low saturation voltage and high current gain, make it a popular choice for a wide range of electronic applications
