Hi
my mosfet used in sepic converter works at very low voltage but it fails at doesnot turn on at high voltage. The DSO images are attached showing voltage across Drain and Source of IRF 240. The driver used is TLP250 and switching frequency of 20 KHZ.
[/IMG]
my mosfet used in sepic converter works at very low voltage but it fails at doesnot turn on at high voltage. The DSO images are attached showing voltage across Drain and Source of IRF 240. The driver used is TLP250 and switching frequency of 20 KHZ.
Last edited:
