Patent ID: 8508025

Claim:
A synchronous voltage converter at least partially encapsulated in encapsulating material, comprising: first and second mosfets, each having a source terminal and gate terminal on one side of and a drain terminal on its other side; a folded metal lead frame having a die attach metal plate and a source attach metal plate, said attach metal plates vertically spaced from each other and joined together along opposite corresponding edges by a metal belt member, a planar metal lead frame having a die attach section and a source attach section, the die and source attach sections are laterally spaced from each other and each attach section has at least one lead extending outside the encapsulating material; wherein the first mosfet is attached to the die attach section of the planar metal lead frame and the source of the first mosfet is attached to the source attach plate, and the second mosfet is attached to the die attach metal plate and the source of the second mosfet is attached to source attach section of the planar metal lead frame.