Patent ID: 7777458

Claim:
A DC-DC converter comprising: a switch S 1SB , a switch S 2B , a switch S 2S , a capacitor C 2 , an inductor T 1A , an inductor T 1B , and an inductor T 1C ; wherein: a first terminal of inductor T 1A is coupled to a first terminal of an energy source; a first terminal of capacitor C 2 , a second terminal of inductor T 1A , and a first terminal of switch S 1SB are coupled; a first terminal of inductor T 1C , a second terminal of S 1SB , and a first terminal of S 2B are coupled; a second terminal of inductor T 1C and a first terminal of S 2S are coupled; a first terminal of inductor T 1B and a second terminal of S 2B are configured for coupling with a second terminal of the energy source; and a second terminal of capacitor C 2 , a second terminal of inductor T 1B , and a second terminal of S 2S are coupled.