first connecting means connecting {HEAD ~ the collector} of the power semi conductor internally within {TAIL ~ the housing} to the metal base plate  
first connecting means connecting { HEAD ~ the collector } of the power semi conductor internally within { TAIL ~ the housing } to the metal base plate
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH