S-1142B50H-E6T2U datasheet by ABLIC Inc.

S-1142B50H-E6T2U Frequently Asked Questions (FAQs)

• What is the recommended PCB layout for optimal thermal performance?
  A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. Keep the component side of the PCB clear of other components to ensure good airflow.
• How do I ensure stable output voltage during startup?
  Use a capacitor with a low ESR (Equivalent Series Resistance) and a value between 1uF to 10uF at the output pin to ensure stable output voltage during startup.
• What is the maximum allowed input voltage ripple?
  The maximum allowed input voltage ripple is 10% of the input voltage. Exceeding this may affect the regulator's performance and stability.
• Can I use this regulator in a high-temperature environment?
  Yes, but ensure the ambient temperature does not exceed 105°C. Derate the output current accordingly to prevent overheating.
• How do I calculate the power dissipation of the regulator?
  Calculate the power dissipation using the formula: Pd = (Vin - Vout) x Iout. Ensure the calculated value does not exceed the maximum power dissipation rating.