TPS62040DGQR datasheet by Texas Instruments

TPS62040DGQR Frequently Asked Questions (FAQs)

• What is the recommended input capacitor value for the TPS62040DGQR?
  The recommended input capacitor value is 10uF to 22uF, with an ESR of 0.1 ohms or less, to ensure stability and minimize input voltage ripple.
• How do I optimize the output capacitor selection for the TPS62040DGQR?
  Choose an output capacitor with a capacitance value between 10uF to 47uF, and an ESR of 0.1 ohms or less. The output capacitor should be rated for the output voltage and have a low ESR to minimize output voltage ripple.
• What is the maximum ambient temperature range for the TPS62040DGQR?
  The maximum ambient temperature range for the TPS62040DGQR is -40°C to 85°C. However, the device can operate up to 125°C junction temperature.
• How do I ensure the TPS62040DGQR is stable and does not oscillate?
  To ensure stability, follow the recommended PCB layout guidelines, use the recommended input and output capacitors, and ensure the device is operated within the recommended input voltage range.
• Can I use the TPS62040DGQR in a high-reliability or automotive application?
  Yes, the TPS62040DGQR is qualified for automotive and high-reliability applications. It meets the AEC-Q100 standard and is suitable for use in harsh environments.