{HEAD ~ The output} of the unity gain amplifier is used to drive {TAIL ~ the parasitic NPN transistors} and also is furnished as the reference voltage 
is used to drive
{ HEAD ~ The output } of the unity gain amplifier is used to drive { TAIL ~ the parasitic NPN transistors } and also is furnished as the reference voltage
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH