IRF7805 datasheet by International Rectifier

IRF7805 Frequently Asked Questions (FAQs)

• What is the maximum input voltage that I can apply to the IRF7805?
  The maximum input voltage for the IRF7805 is 35V, but it's recommended to keep it below 25V for reliable operation and to prevent overheating.
• Can I use the IRF7805 in a high-temperature environment?
  The IRF7805 has a maximum operating junction temperature of 150°C, but it's recommended to keep it below 125°C for reliable operation. You can use thermal management techniques like heat sinks or cooling fans to keep the temperature within limits.
• How much current can the IRF7805 deliver?
  The IRF7805 can deliver up to 1A of output current, but it's recommended to keep it below 0.8A for reliable operation and to prevent overheating.
• What is the dropout voltage of the IRF7805?
  The dropout voltage of the IRF7805 is around 2V, which means that the input voltage must be at least 2V higher than the output voltage for the regulator to function properly.
• Can I use the IRF7805 in a switching power supply?
  No, the IRF7805 is a linear voltage regulator and is not suitable for use in switching power supplies. It's designed for use in linear power supplies and can't handle the high-frequency switching signals used in switching power supplies.