Hi.
I have a problem with my smps built on ETD54 3C90 ( 24 Turns at primary) 40kHz.
Current measurement at the source of Q2,resistor 1R/3W metal oxide
increased dead time, osciloskope 0,2V/Dz, load lamp 60W
minimum dead time :(
and gate
I used a coupled reactor 20uH 15A, core 2P80