The power converter 14, wherein the at least one secondary side controller comprises a plurality of secondary side controllers, and {HEAD ~ the at least one switch} comprises a plurality of {TAIL ~ switches} 
The power converter 14 , wherein the at least one secondary side controller comprises a plurality of secondary side controllers , and { HEAD ~ the at least one switch } comprises a plurality of { TAIL ~ switches }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL