Under these constraints, {HEAD ~ the fuse device} conducts current even when {TAIL ~ the transistor} is in the off state 
Under these constraints , { HEAD ~ the fuse device } conducts current even when { TAIL ~ the transistor } is in the off state
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH