LMH6321TS datasheet by Texas Instruments

LMH6321TS Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal performance of the LMH6321TS?
  Texas Instruments provides a recommended PCB layout in the application note SLVAE04, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize electromagnetic interference (EMI).
• How do I choose the correct input and output capacitors for the LMH6321TS?
  The choice of input and output capacitors depends on the specific application requirements, such as ripple current, voltage rating, and ESR. TI recommends using low-ESR capacitors with a voltage rating of at least 2x the input voltage, and a capacitance value of 10uF to 22uF for the input capacitor and 22uF to 47uF for the output capacitor.
• What is the maximum operating temperature range for the LMH6321TS?
  The LMH6321TS has an operating temperature range of -40°C to 125°C, but the maximum junction temperature (TJ) should not exceed 150°C. It's essential to ensure proper thermal management to prevent overheating and ensure reliable operation.
• Can I use the LMH6321TS in a high-reliability or automotive application?
  Yes, the LMH6321TS is qualified for automotive and high-reliability applications. It meets the requirements of the AEC-Q100 standard for automotive applications and is also suitable for industrial and medical applications that require high reliability.
• How do I troubleshoot common issues with the LMH6321TS, such as oscillation or instability?
  TI provides a troubleshooting guide in the application note SLVAE05, which covers common issues and their solutions, including oscillation, instability, and output voltage errors. It's essential to follow proper design and layout guidelines to prevent these issues.