LP3856ES-1.8/NOPB datasheet by Texas Instruments

LP3856ES-1.8/NOPB Frequently Asked Questions (FAQs)

• What is the maximum input voltage that can be applied to the LP3856ES-1.8/NOPB?
  The maximum input voltage that can be applied to the LP3856ES-1.8/NOPB is 15V. Exceeding this voltage may damage the device.
• How do I ensure stability of the output voltage in my design?
  To ensure stability of the output voltage, it is recommended to use a minimum output capacitance of 10uF with an ESR of 0.1 ohms or less, and to place the capacitor as close to the output pin as possible.
• What is the minimum input capacitance required for the LP3856ES-1.8/NOPB?
  The minimum input capacitance required for the LP3856ES-1.8/NOPB is 1uF. However, it is recommended to use a higher capacitance value, such as 4.7uF or 10uF, to ensure stability and reduce noise.
• Can I use the LP3856ES-1.8/NOPB in a high-temperature environment?
  The LP3856ES-1.8/NOPB is rated for operation up to 125°C. However, the device's performance and reliability may be affected at high temperatures. It is recommended to derate the device's output current and voltage at high temperatures.
• How do I calculate the power dissipation of the LP3856ES-1.8/NOPB?
  The power dissipation of the LP3856ES-1.8/NOPB can be calculated using the formula: Pd = (Vin - Vout) x Iout, where Vin is the input voltage, Vout is the output voltage, and Iout is the output current.