BUX348 datasheet by STMicroelectronics

BUX348 Frequently Asked Questions (FAQs)

• What is the maximum operating frequency of the BUX348?
  The BUX348 is a low-frequency transistor, and its maximum operating frequency is typically limited to around 100 kHz to 200 kHz.
• How do I ensure the BUX348 is properly biased for linear operation?
  To ensure linear operation, the BUX348 should be biased in the active region, with a collector-emitter voltage (Vce) between 2-5V and a base-emitter voltage (Vbe) around 0.7V. The exact biasing conditions may vary depending on the specific application and required performance.
• What is the maximum power dissipation of the BUX348?
  The maximum power dissipation of the BUX348 is 1.5W, and it's essential to ensure that the transistor does not exceed this rating to prevent overheating and damage.
• Can I use the BUX348 as a switch?
  While the BUX348 can be used as a switch, it's not the most suitable application due to its relatively low current gain (hFE) and high saturation voltage (Vce(sat)). For switching applications, a transistor with a higher hFE and lower Vce(sat) would be more suitable.
• How do I protect the BUX348 from electrostatic discharge (ESD)?
  To protect the BUX348 from ESD, it's essential to handle the device with anti-static precautions, such as using an anti-static wrist strap or mat, and storing the device in anti-static packaging. Additionally, consider adding ESD protection circuits in the application design.