{HEAD ~ A heat sink} is positioned proximate {TAIL ~ the first housing} and a second housing is formed to encapsulate at least a portion of the heat sink 
{ HEAD ~ A heat sink } is positioned proximate { TAIL ~ the first housing } and a second housing is formed to encapsulate at least a portion of the heat sink
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH