Drain region 542, {TAIL ~ source/base region} 550, and cathode region 558 are implanted as represented by {HEAD ~ the arrows} 602 
Drain region 542 , { TAIL ~ source / base region } 550 , and cathode region 558 are implanted as represented by { HEAD ~ the arrows } 602
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH