In order to regulate {HEAD ~ the output voltage} of the switched mode direct voltage flyback converter accurately and with low losses, and without {TAIL ~ the control device} being activated from the secondary side, a sensing circuit and a demagnetization circuit are connected to the control device  
without
In order to regulate { HEAD ~ the output voltage } of the switched mode direct voltage flyback converter accurately and with low losses , and without { TAIL ~ the control device } being activated from the secondary side , a sensing circuit and a demagnetization circuit are connected to the control device
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH