LM348M datasheet by Texas Instruments

LM348M Frequently Asked Questions (FAQs)

• What is the maximum operating temperature range for the LM348M?
  The LM348M can operate from -40°C to 125°C, but the maximum junction temperature is 150°C.
• How do I ensure stability in the LM348M voltage regulator?
  To ensure stability, use a minimum output capacitance of 10uF, and ensure the ESR (Equivalent Series Resistance) is less than 5 ohms. Also, use a minimum input capacitance of 10uF.
• What is the minimum input voltage required for the LM348M?
  The minimum input voltage required for the LM348M is 7.5V for a 5V output, and 10.5V for a 12V output.
• Can I use the LM348M in a high-current application?
  Yes, the LM348M can handle high currents, but it's essential to ensure proper heat sinking and thermal management to prevent overheating. The maximum power dissipation is 15W.
• How do I protect the LM348M from overvoltage and undervoltage conditions?
  Use a voltage supervisor or a reset IC to monitor the input voltage and reset the system if it falls outside the recommended operating range. You can also use a voltage clamp or a TVS diode to protect against overvoltage conditions.