Bandgap voltage reference using {TAIL ~ bipolar parasitic transistors} and {HEAD ~ MOSFETs} in the current source 
Bandgap voltage reference using { TAIL ~ bipolar parasitic transistors } and { HEAD ~ MOSFETs } in the current source
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH