LM25574MT/NOPB datasheet by Texas Instruments

LM25574MT/NOPB Frequently Asked Questions (FAQs)

• What is the recommended input capacitor value for the LM25574MT?
  The recommended input capacitor value is 10uF to 22uF, depending on the input voltage and output current requirements.
• How do I ensure stability in the LM25574MT output voltage?
  To ensure stability, it's recommended to use a minimum output capacitor 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 maximum input voltage that the LM25574MT can handle?
  The maximum input voltage that the LM25574MT can handle is 42V, but it's recommended to operate within the specified input voltage range of 7V to 40V for optimal performance.
• Can I use the LM25574MT in a high-temperature environment?
  The LM25574MT is rated for operation up to 125°C, but it's recommended to derate the output current and input voltage at higher temperatures to ensure reliable operation.
• How do I calculate the power dissipation of the LM25574MT?
  The power dissipation of the LM25574MT 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.