LP38692SD-2.5/NOPB datasheet by Texas Instruments

LP38692SD-2.5/NOPB Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal performance?
  A good PCB layout for the LP38692SD-2.5/NOPB involves keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths to reduce noise and EMI.
• How do I ensure stability and prevent oscillations in my design?
  To ensure stability, ensure that the output capacitor is properly sized, the input capacitor is properly bypassed, and the device is operated within its recommended operating conditions. Additionally, consider adding a small resistor in series with the output capacitor to dampen oscillations.
• What is the maximum input voltage that can be applied to the device?
  The maximum input voltage that can be applied to the LP38692SD-2.5/NOPB is 15V. Exceeding this voltage can cause damage to the device.
• How do I calculate the output voltage of the device?
  The output voltage of the LP38692SD-2.5/NOPB can be calculated using the formula: Vout = 2.5V * (1 + R1/R2), where R1 and R2 are the resistors in the feedback network.
• What is the typical dropout voltage of the device?
  The typical dropout voltage of the LP38692SD-2.5/NOPB is around 1.5V. This means that the input voltage must be at least 1.5V higher than the output voltage for proper regulation.