{HEAD ~ Buck boost mode control circuitry} controls {TAIL ~ the buck boost voltage regulation circuitry} using peak current mode control in a buck mode of operation and valley current mode control in boost mode of operation responsive to the monitored input current 
{ HEAD ~ Buck boost mode control circuitry } controls { TAIL ~ the buck boost voltage regulation circuitry } using peak current mode control in a buck mode of operation and valley current mode control in boost mode of operation responsive to the monitored input current
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