Patent ID: 9438118
Filing Date: 2016-09-06
CPC Classification: H02M

Claim Text:
1. A method of controlling a boost-buck converter, the method comprising: a) receiving, by a control circuit, an input voltage from an input terminal of said boost-buck converter; b) receiving, by said control circuit, an output voltage from an output terminal of said boost-buck converter; c) controlling, by said control circuit, switching operations of first, second, third, and fourth switches of said boost-buck converter according to said input and output voltages such that said boost-buck converter operates in at least one of: a buck mode and a boost mode; and d) wherein said boost-buck converter comprises said first switch directly connected to said input terminal and to a first node, said second switch directly connected to said first node and to a ground terminal, a first inductor directly connected to said input terminal and to a second node, said third switch directly connected to said second node and to said ground terminal, said fourth switch directly connected to said second node and to said output terminal, and a second inductor directly connected to said first node and to said output terminal.