Thus, the buck mode of operation may be pulling {HEAD ~ too much energy} to {TAIL ~ the load} and the output voltage VOUT 604 decreases 
Thus , the buck mode of operation may be pulling { HEAD ~ too much energy } to { TAIL ~ the load } and the output voltage VOUT 604 decreases
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH