LMR10510YSDE/NOPB datasheet by Texas Instruments

LMR10510YSDE/NOPB Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal performance of the LMR10510YSDE/NOPB?
  A good PCB layout for the LMR10510YSDE/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing the length of the input and output traces. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
• How do I ensure the stability of the LMR10510YSDE/NOPB in my design?
  To ensure stability, ensure that the output capacitor is within the recommended range, the input voltage is within the specified range, and the device is operated within the recommended temperature range. Additionally, a minimum ESR of 0.1 ohms is recommended for the output capacitor.
• What is the maximum ambient temperature that the LMR10510YSDE/NOPB can operate in?
  The LMR10510YSDE/NOPB can operate in ambient temperatures up to 85°C. However, the device's junction temperature should not exceed 125°C to ensure reliable operation.
• Can I use the LMR10510YSDE/NOPB in a design that requires a high level of electromagnetic interference (EMI) immunity?
  Yes, the LMR10510YSDE/NOPB has built-in EMI filtering and is designed to meet the CISPR 22 Class B EMI standard. However, additional EMI filtering may be required depending on the specific application and regulatory requirements.
• What is the recommended input capacitor value for the LMR10510YSDE/NOPB?
  The recommended input capacitor value for the LMR10510YSDE/NOPB is 1-10uF, with a voltage rating of at least 6.3V. A low-ESR capacitor is recommended to minimize voltage ripple and ensure stable operation.