LM2574HVM-ADJ/NOPB datasheet by Texas Instruments

LM2574HVM-ADJ/NOPB Frequently Asked Questions (FAQs)

• What is the maximum input voltage that can be applied to the LM2574HVM-ADJ/NOPB?
  The maximum input voltage that can be applied to the LM2574HVM-ADJ/NOPB is 60V. Exceeding this voltage can cause damage to the device.
• How do I ensure the stability of the output voltage in the LM2574HVM-ADJ/NOPB?
  To ensure the stability of the output voltage, it is recommended to use a minimum output capacitance of 22uF and a maximum ESR of 1 ohm. Additionally, the output voltage should be decoupled with a 10uF capacitor.
• What is the minimum input voltage required for the LM2574HVM-ADJ/NOPB to operate?
  The minimum input voltage required for the LM2574HVM-ADJ/NOPB to operate is 7V. However, the device can operate down to 4V with reduced performance.
• Can the LM2574HVM-ADJ/NOPB be used in high-temperature applications?
  Yes, the LM2574HVM-ADJ/NOPB can be used in high-temperature applications up to 125°C. However, the device's performance and reliability may be affected at high temperatures.
• How do I adjust the output voltage of the LM2574HVM-ADJ/NOPB?
  The output voltage of the LM2574HVM-ADJ/NOPB can be adjusted by using a resistive divider network between the output and the ADJ pin. The output voltage can be calculated using the formula: Vout = 1.23 x (1 + R1/R2).