Patent ID: 8570768
Filing Date: 2013-10-29
Classification: H01F,H05K,Y10T

Abstract:
1. A circuit board assembly, comprising: a circuit board; a drum core inductor having a drum core, a first winding and first and second terminals extending from a first end of the drum core inductor, wherein a wire of the first winding is wound around an axis of the drum core, the first winding having first and second ends coupled to the first and second terminals of the drum core inductor, respectively; and a bobbin having first and second terminals extending from a first end of the bobbin, wherein a wire of a second winding is wound around an axis of the bobbin, the second winding having first and second ends coupled to the first and second terminals of the bobbin, respectively, wherein the first ends of the drum core inductor and the bobbin are attached to a circuit board such that the drum core inductor is positioned on the circuit board inside an opening of the bobbin defined along the axis of the bobbin, wherein the drum core inductor and the bobbin are detached from one another.