{TAIL ~ Field effect transistors} of which {HEAD ~ ON voltage} is lower than the forward voltage of a diode are provided in each of the synchronous rectifier circuits 
of
{ TAIL ~ Field effect transistors } of which { HEAD ~ ON voltage } is lower than the forward voltage of a diode are provided in each of the synchronous rectifier circuits
TAIL TAIL TAIL TAIL TAIL TAIL TAIL REL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH