LM5104M datasheet by Texas Instruments

LM5104M Frequently Asked Questions (FAQs)

• What is the maximum operating temperature range for the LM5104M?
  The LM5104M can operate from -40°C to 125°C, but the recommended operating temperature range is -20°C to 85°C for optimal performance.
• How do I ensure the LM5104M is properly biased for optimal performance?
  To ensure proper biasing, connect the VCC pin to a stable 3.3V or 5V power supply, and decouple the input and output pins with 10uF capacitors. Also, ensure the input voltage is within the recommended range of 2.7V to 5.5V.
• What is the maximum current rating for the LM5104M?
  The maximum current rating for the LM5104M is 1A, but it's recommended to limit the current to 500mA for optimal performance and to prevent overheating.
• How do I protect the LM5104M from overvoltage and undervoltage conditions?
  Use a voltage regulator or a voltage supervisor to regulate the input voltage and prevent overvoltage conditions. For undervoltage protection, use a voltage supervisor or a reset IC to reset the system when the input voltage falls below a certain threshold.
• What is the recommended layout and PCB design considerations for the LM5104M?
  Use a 4-layer PCB with a solid ground plane, and place the LM5104M close to the power source. Keep the input and output traces short and wide, and use a common ground plane for the input and output capacitors. Avoid routing high-frequency signals near the LM5104M.