{HEAD ~ A current sensor} monitors {TAIL ~ an input current} to the buck boost voltage regulation circuitry 
monitors
{ HEAD ~ A current sensor } monitors { TAIL ~ an input current } to the buck boost voltage regulation circuitry
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH