The breakdown voltage of a varistor or rectifier is lowered by decreasing the number of interfaces presenting conduction barriers between the two terminals, while {HEAD ~ the power capability} of the device is improved by increasing {TAIL ~ the net interfacial area} 
is improved by increasing
The breakdown voltage of a varistor or rectifier is lowered by decreasing the number of interfaces presenting conduction barriers between the two terminals , while { HEAD ~ the power capability } of the device is improved by increasing { TAIL ~ the net interfacial area }
OTH OTH OTH 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 OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL