the first, second and third monolithic chips being all located within the sealed housing whereby the entire voltage regulator and {TAIL ~ the free wheeling diode} is included as {HEAD ~ a single electrically complete unit} in a single sealed housing 
the first , second and third monolithic chips being all located within the sealed housing whereby the entire voltage regulator and { TAIL ~ the free wheeling diode } is included as { HEAD ~ a single electrically complete unit } in a single sealed housing
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH